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Front-end Jobs nearDenver, CO

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Remote Jobs

Sr. Backend Developer

You’re a senior Backend Developer in Canada 🍁 or the US 🗽.{linebreak}{linebreak}We’re a independently driven, diverse team who love technology. We’re building a web-based virtual reality enterprise training product and CMS.{linebreak}{linebreak}We’ll rely on you to bring your backend engineering expertise to the table, especially when it comes to leveraging AWS technology to manage content in the cloud and connect users in real-time.{linebreak}{linebreak}We're starting from scratch and trust your expertise. We'll rely on you to plan, develop and implement reliable client-server systems for data in the cloud. Your code will contribute to the services and APIs that power real-time reporting and dashboards for millions of data points.{linebreak}{linebreak}You’ll join 1 existing Unity 3D developer, 1 front end engineer, 2 business people, and 1 designer. We’re working from Calgary, Canada, but you’re welcome to work wherever home is!{linebreak}{linebreak}We’re looking for someone with a strong software development background of bringing web applications to life. This is not a junior position, impostor syndrome aside if you ship solid work, you have the experience we’re looking for!{linebreak}
Apply now and work remotely at Circuit Stream


Jobs farther away

Full Stack Web Developer

Merck & Co., Inc. Kenilworth, N.J., U.S.A. known as Merck in the United States and Canada, is a global health care leader with a diversified portfolio of prescription medicines, vaccines and animal health products. The difference between potential and achievement lies in the spark that fuels innovation and inventiveness; this is the space where Merck has codified its legacy for over a century. Merck’s success is backed by ethical integrity, forward momentum, and an inspiring mission to achieve new milestones in global healthcare.

**How will you invent the future? **

As a Full Stack Web Developer at Merck’s Austin IT HUB, you will be part of inventing tomorrow. Our Innovative centers are where great people come together and deliver solutions that save and improve lives. Join a Global Digital Marketing IT team to help us build beautiful web solutions which solve important problems and improve human health. The selected candidate will work collaboratively with web development teams, UX/Design teams, and end users across the world. The candidate will create web solutions which help connect patients with important therapies. The candidate will create responsive web sites which work on any browser/device and run on scalable cloud platforms using modern development techniques. We are seeking a motivated, talented individual interested in solving problems to improve tomorrow.

**You will: **

  • Develop responsive web solutions supporting Merck’s mission to save and improve lives

  • Create high quality technical assets which will be reused by other web development efforts at Merck

  • Document architectures and developing strategic approaches to implement scalable solutions from conceptual UX designs

  • Instill an automated DevOps approach to build, deploy, and support projects using modern tools and technologies

  • Evaluate new libraries, frameworks and development standards to determine if they are a good fit for Merck

  • Provide solutions with long-term maintainability and limited technical debt

  • Drive test driven development approaches

  • Apply knowledge of cloud, APIs, and browser feature support to design cross browser/device compatible solutions

  • Develop deep understanding of Merck’s existing technology platforms and their interfaces as required by project work

  • Ensure adherence to development standards and facilitating the sharing of best practices across development teams and support organizations

  • Stay abreast of new technologies, methodologies, industry practices and standards

The ideal candidate would also be familiar with DevOps, Continuous Integration, Infrastructure Engineering techniques, and cloud platforms such as Amazon Web Services (AWS). The ideal candidate is a Full Stack developer with expertise in a framework such as node.js who can build end to end applications while also engineering the cloud infrastructure to run them.


Educational Requirements:

  • Bachelors Degree in Computer Science, Computer Engineering, or related Engineering field

  • Master's degree preferred

**Required Experience: **

  • 5 or more years of experience developing for the web and for mobile devices

  • Experience with node.js, Ruby on Rails, or similar server-side framework (such as Django)

  • Experience in implementing responsive web applications on the Amazon cloud

  • Ability to work both autonomously and as part of a broader team

  • Ability to effectively communicate to all levels of the business

  • Expertise with modern and emerging web standards and technologies

  • Passion for agile, test-driven development, continuous integration, and automated testing

  • Strong technical skills across the entire development stack

  • Experience using Agile techniques including Scrum

  • Excellent object-oriented and test-driven development skills

  • Detailed knowledge of HTTP protocol, HTML5 capabilities, responsive design techniques, modern CSS frameworks/ tools/workflow, design patterns and Javascript MVC frameworks

Preferred Experience:

  • Experience with client-side framework

  • Ability to advocate for change and innovation even when risks are involved

  • Proven analytical and problem-solving abilities

  • Ability to work with geographically disparate teams

Your role at Merck is integral to helping the world meet new breakthroughs that affect generations to come, and we’re counting on your skills and inventiveness to help make meaningful contributions to global medical advancement. At Merck, we’re inventing for life.
If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request to staffingaadar@merck.com.


Senior Front End Developer

Velocity Resource Group in Buffalo Grove, IL 898 mi javascript vue.js python reactjs django

In the past seven years, Zoro has grown from a group of 6 people working out of a 2,000 square foot building, offering fewer than 100,000 products to a group of 250+ working out of a 60,000+ square foot building, offering more than 1,900,000 unique products.

The Front End Developer creates interactive interfaces for Web, Mobile, Social and Rich Internet Applications.

Work on small to large interactive projects in a fast paced environment to build high-volume and high-quality online interfaces

Take on new development initiatives and platform enhancements on zoro.com focusing on front-end development and client-side interactions using HTML, CSS, JavaScript, and other related interactive technologies.

Zoro US, has offices in Buffalo Grove and Downtown Chicago. This position is based in our Downtown Chicago but the employee must be able to complete initial training in Buffalo Grove and willing to travel one day a week to our Buffalo Grove Office.

Duties and Responsibilities:

  • Strong web development background with experience building & architecting for enterprise-grade systems, work as an expert-level individual contributor to the coding tasks assigned

  • Mentor other developers to help grow their software development skillsets

  • Active involvement in the Front-End developer community demonstrated by regular engagement in continuing education, committee work or meet-ups

  • Produce clean, maintainable code artifacts and work well within a team of developers

  • Develop estimates and participate in scheduling and prioritization of project tasks

  • Generate and maintain front-end code (HTML / CSS / JavaScript frameworks like Angular, Vue, Ember, etc.)

  • Develop and maintain reusable code libraries

  • Follow best practices and standards for accessibility and cross-browser compatibility

  • Learn and adapt to new software/hardware technology and incorporate into production process

  • Collaborate on new design concepts

  • Makes coding and technology decisions

  • Translates concepts into coding


**5+ Years’ commercial development, working alongside a team of developers **

  • 1+ year of leading a project or leading a team

  • Experience with HTML, CSS and JavaScript frameworks

  • Expert in HTML, CSS, JavaScript (Vue.js preferred), and jQuery (HTML5 and CSS3 preferred)

  • Familiar with SASS or other CSS Preprocessors like Less & Stylus

  • Familiar with JavaScript transpilers such as Babel and Typescript

  • Experience with python development

  • Experience with Git for versioning

  • Single Page Applications experience

  • Familiar with NodeJS and/or Django backend environments

  • Experience with builder tools such as NPM, JSPM, Webpack & Gulp

  • Basic understanding of interaction design and user-centered design methods & practices

  • Strong experience in creating responsive layouts

  • Experience with and integrating Web Services / External APIs

  • Ability to create clean, precise browser-compatible code

  • Enjoy working closely with others, and respectful of other perspectives.

  • Expert conflict resolution skills and being able to negotiate with stakeholders.

  • Willingness to switch gears quickly and be flexible to work on concurrent projects.

Preferred Qualifications:

  • Experience working with the Agile development methodology

  • Degree in Computer Science, Graphic Arts or related area a plus.

  • Graduate degree is a plus


Senior Software Engineer (React)

Komodo Health is addressing the global burden of disease through the world’s most actionable healthcare map. Our solutions drive a more transparent, efficient and productive healthcare ecosystem. We value our culture of encouraging growth, collaboration, and constructive debate as well as delivering innovative solutions that “wow” our customers.

We are looking for a Senior Software Engineer with strong front end abilities to play a pivotal role in the continual development of our leading healthcare platform.

As a core member of this team, you will work closely with the business to build cutting-edge solutions following the lean/agile development process. This is an opportunity to join a growing team of talented individuals focused on using the latest technology to address complex real world problems currently impacting the healthcare industry. Some of the technologies and tools we use are Python, Django, Postgres, ElasticSearch, JavaScript, React, AWS, Docker, Git, CSS3 and HTML5.


  • Design and implement backend and frontend components and services

  • Develop solutions that account for scalability and optimize performance

  • Evaluate new technologies and build prototypes for continuous improvements

  • Produce high quality production ready code in an agile environment

  • Advocate programming best practices and standards

  • Collaborate closely with the product team to build new features and infrastructure


  • BS or MS in Computer Science or a related field

  • 5+ years software engineering experience

  • Experience with

    • Python and Django

    • SQL and Relational Databases

    • REST based APIs design (JSON, XML, etc.)

    • Javascript frameworks, such as React or Angular

  • Unit test, workflow, continuous integration, automation tools and processes

  • Strong knowledge of design patterns and software engineering best practices

  • You've been through the planning, launching and refactoring phases of code you wrote

  • Ability to work as part of a collaborative team in a fast-paced environment

  • Motivated and responsible individual who strives to exceed expectations

  • Sincere interest in working at a startup and scaling with the company as we grow

Nice to Have

  • Experience or interest in life sciences and healthcare

  • DevOps experience and interest (AWS, Docker)

  • Experience with ElasticSearch


  • Competitive salary and equity compensation

  • Full Medical, Dental, and Vision benefits

  • 401k plan with employer match

  • Your choice of equipment set-up (computer, monitor, and accessories)

  • Flexible hours and unlimited vacation days policy

  • Opportunities to attend industry conferences and events

  • Awesome team and culture

  • Great office location(s) in SF/SOMA and NY/West SoHo

  • and more…


Senior Full Stack Engineer

At Gradient, we are building sophisticated technology to transform how brands grow on ecommerce channels. We use data and machine learning to ensure our customers’ brands are well-represented, discovered, and purchased. In turn, we drive material sales and profitability for brands that they cannot achieve elsewhere.

We are obsessed with our customers and with building a company, product, and culture that serves our customers and team well.

Gradient seeks a talented & intellectually curious Senior Full Stack Engineer to build web applications that deliver core insights to our customers and help us scale operationally. In this role, you will get to collaborate with knowledgeable colleagues to solve challenging problems, have a material impact on Gradient’s success and grow with our company.


  • Architect and build our customer-facing web applications and internal operational apps

  • Collaborate with designers, engineers, and product managers to design and build high-quality experiences for our product

  • Ensure our applications are secured and easy to build, test and deploy

  • Define and inform our product and technical roadmaps

  • Review code

  • Constantly seek and deliver feedback so that we make good decisions for our customers and company



  • Bachelor’s degree in computer science or a related technical discipline and/or sufficient & relevant technical experience

  • 6+ years experience building web applications

  • Solid understanding of developing and operating web applications, and experience working with relational databases

  • Experienced Javascript programmer, experience with a modern front-end stack (React, HTML5, CSS) and build tooling (e.g. Webpack)

  • Experience with a web back-end framework in Node.js/Ruby/Python

  • Experienced Python programmer & familiarity with Django, which is our chosen language and web framework

  • Deployment of software to cloud environments

  • GCP experience is a plus, as is experience with DevOps tooling for provisioning, configuration and deployment

  • Sharp analytical abilities, proven software design skills and a track record of delivering quality products

  • Ability to take high-level product and technical direction to drive priorities and manage work

  • Excellent written & communication skills


  • ‍Experience leading a team to build a complex software system that has been successfully delivered to customers

  • Experience influencing best practices for software engineer teams

  • Experience communicating with users, technical teams, and senior management to collect requirements, describe software product features, technical designs and product strategy

  • Experience building software in the startup world or as a consultant


Full Stack Engineer - New York

Full Stack Engineer – New York

An opportunity to build a financial technology company

The Company:

LoanStreet offers the first fully-integrated online platform that streamlines the process of sharing, managing, and originating loans. LoanStreet not only benefits lenders and their borrowers, but also brings transparency and stability to the lending industry.

We believe that a standardized loan syndication platform will help credit unions and banks diversify their balance sheets, generate more profits, and be more safe and sound. We are determined to transform lending in America.

The Opportunity:

We are seeking to grow a team of engineers with the vision to build a thriving marketplace and the talent to do it the right way. Currently, we're a small team of 7 full-time engineers, and as one of the early members you will have a significant voice in both engineering and the company as a whole.

This type of marketplace is sophisticated with technical requirements spanning a broad variety of disciplines. Interesting challenges will abound with the opportunity to break new ground.

There are already hundreds of millions of dollars flowing across the platform, with billions anticipated. It’s an exciting time to join and we are looking for brilliant people to share that excitement with us!

The Role:

There is a wide range of needs including frontend development in React, backend development in Python and Django, and DevOps employing Docker and AWS. Your input on product development and roadmap will also be highly sought after. As the team grows, roles will become more specialized as appropriate.

You will also have the opportunity to guide the direction for adopting development methodology, languages, frameworks, and testing tools. In short, if you have a broad range of interests, this is the perfect opportunity.


  • Preferably 3 or more years of experience in full stack software development

  • Place great value in testing and writing readable, maintainable code

  • Understand the complexities of developing and maintaining production software

  • Strong disposition towards collaboration and communication

  • Analytical and skilled at deductive reasoning

  • Intellectually curious and willing to voice opinions and defend them


  • Familiarity or interest in Python, Django, React, or GraphQL

  • Experience with service-oriented architecture

  • Experience with AWS or Docker


Senior Full Stack Engineer

Force Therapeutics in New York, NY 1624 mi python django javascript jquery css

We are a small but passionate team, solving real world problems and helping to make a change in the healthcare industry. We are working with leading & innovative health systems across the U.S, and growing our team.

What you'll be doing:

You'll be joining our small but highly motivated product and engineering teams to help extend our existing platform, writing new features, patching bugs, and making technical improvements. Your responsibilities will extend across the application and touch on all aspects of it. Our application platform currently consists mostly of Django / Python and CoffeeScript / Stylus.


  • Strong Engineering core skills (data structures & algorithms, coding best practices, etc.)

  • Strong knowledge of object-oriented design and programming

  • Experience designing and building secure, scalable, and reliable systems

  • Strong knowledge of front-end development - HTML, CSS, Javascript

  • Strong knowledge of back-end development - Django / Python (or a similar framework)

  • Experience building unit tests and unit test frameworks

  • Experience with Agile development methodologies

  • Experience with CoffeeScript and Stylus or similar

  • Proficient working with Git

  • Bonus Points for experience with iOS / Swift

****What we're looking for: ****

  • 6+ years of professional software design and development experience

  • Degree in Computer Science or a related field

  • A love for writing clean well tested code

  • Motivated, self-directed, and proactive

  • Multitasker who is able to handle multiple projects simultaneously


Full Stack Engineer


Simon Data was founded in 2015 by a team of successful serial entrepreneurs. We're a data-first marketing platform startup, and we approach our work seriously; we tackle problems in a scrappy and disruptive fashion, yet we build for scale to support our clients at big data volume.

We are the first and only enterprise customer data platform with a fully-integrated marketing cloud. Moving beyond the limitations of both categories, Simon’s platform empowers businesses to leverage enterprise-scale big data and machine learning to power customer communications in any channel. Simon’s unique approach allows brands to develop incredible personalization capabilities without needing to build and maintain massive bespoke data infrastructure.

Our culture is rooted in organizational transparency, empowering individuals, and an attitude of getting things done. If you want to be a valuable contributor on a team that cultivates these core values we would love to hear from you.


As a Sr Full Stack Engineer at Simon, you’ll be collaborating with passionate engineers every single day. Our full stack engineers are responsible for our entire web application, our massive integrations platform, and our real-time API service. Our clients rely on Simon to engage with hundreds of millions of customers -- sending over billions of messages annually. Successful engineers have a readiness to tackle complex problems; build fault tolerant, highly available systems; and pivot as our business continues to 10x in scale.


  • Push our Django application to its limits and drive adoption of best and secure practices

  • Grok multivariate customer journeys and develop a library of code to elegantly scale to deliver a solution

  • Evolve our React-Redux app into an elite system

  • Own real-time marketing integration from end-user action to third-party engagement like Push Notification, Email, In-app Messaging with any provider

  • Take our A/B experimentation framework to the next level in collaboration with our amazing data science team

  • Participate in team-wide discussions ranging from architecture to developer productivity to security to the best Turkish Post-punk bands

  • Part of establishing our mark in Open Source Software and promoting and sharing it at conferences locally and nationwide


  • Minimum of 5 years of in depth software development experience designing, deploying, and owning several substantive projects with company-wide impact

  • Minimum of 3 years of experience working with various functional owners in your company (spanning product management, program management, as well as Dev/Tech Ops)

  • Fluency with at least one mainstream programming language (Python, Java, Scala, C#, Ruby, etc.)

  • Value rapid iteration over extended debate

Visa sponsorship for this role is currently not available


We’re proud to be an equal opportunity employer open to all qualified applicants regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or expression, Veteran status, or any other legally protected status.


Full Stack Engineer (Python)

Covera Health in New York, NY 1624 mi python django postgresql mysql

At Covera Health, we believe that advanced data science can prevent serious misdiagnoses that often lead to poor patient outcomes. Using our proprietary framework, we've helped tens of thousands of patients recover from injury better, faster, and more affordably. We're looking for a talented full-stack Python/Django software engineer to join us in our fight to democratize access to high-quality, cost-effective care.

As a software engineer at Covera Health, you'll gain a deep understanding of our product through close collaboration with data scientists, clinicians, and others in the company. You'll work with the Chief Software Architect and other team members to build and enhance the web services and applications that support our customers. We'll look to you to help ensure that we're leveraging and building the best technology that we can, and you'll play a key role in shaping the future direction of the product.

We care about our work at Covera Health and expect you to care about yours. We like engineers with attention to detail who strive to deliver high quality work (even when it's needed quickly) and who are continually learning (including learning from mistakes). It's important for engineers on our team to be able to effectively collaborate and communicate with others, including exchanging opinions about technology in a constructive way.

As a software engineer, you'll be a full-time employee with competitive salary, stock options, and great benefits. Benefits include medical, dental, and vision insurance (with premiums fully covered), FSA, pre-tax commuter benefits, flexible paid time off, and a nice office space. Most importantly you'll get to work with a great team of other smart, motivated people who are passionate about changing healthcare for the better!


  • BA/BS in computer science or related technical field.

  • 3-5 years of professional full-stack software development experience.

  • Strong problem solving skills with attention to detail. Ability to effectively handle ambiguity, balance competing requirements, and deliver practical solutions.

  • Strong communication skills with excellent ability to work in a team environment.

  • Strong software design/development/test skills. Ability to write clean, correct, well-tested code. Experience with multiple programming paradigms/styles including object-oriented and functional programming.

  • Experience with PostgreSQL, MySQL, or other relational database systems.

  • Experience with Python and Django.

  • Familiarity with HTML/CSS/JavaScript and at least one front-end framework.

  • Familiarity with AWS a plus.


Full-Stack Web Developer @ rapidly-growing online education platform

Designlab is looking for a talented full-stack developer to help us improve and expand our rapidly-growing online education platform. We're a nimble, product-driven team focused on building the best experience in the world for creative skills training, and thousands of students across the globe have already advanced their skills and changed careers with our help. Our mission is to empower creators to do the work they love, and this extends to our internal philosophy of how we work. We want to help you do the best work of your career.

Our ideal candidate is curious, entrepreneurial, and product-minded; has experience building web applications from scratch; and can walk us through the code for at least one of their projects to demonstrate their skills. Our tech stack primarily consists of Python/Django on the back-end and AngularJS / React on the front-end, and while experience with these technologies is preferred, we would also consider candidates who have experience working with other web frameworks.

You'll be exposed to a wide range of work with us, including but not limited to: customer-facing features to support our global student & mentor base; tools to augment the superpowers of our internal team; workflows to improve payments, dev ops, and other critical processes; and growth-related experiments.

**Responsibilities **

  • Work directly with our co-founder/CTO to augment our software development efforts.

  • Ship early and often — add exciting new features and investigate/fix critical bugs in the web application that powers our popular online courses.

  • Improve the codebase by constantly looking for places to make things faster, cleaner, clearer.

**Skills/Experience **

  • Experience building web applications from scratch (personal or professional).

  • Experience with Python, preferably in the context of a web framework (Django, Flask).

  • Experience with HTML/CSS/Javascript.

  • Experience with a Javascript framework like AngularJS or ReactJS would be great, but is not necessary.

**Perks **

  • Competitive salary and equity compensation

  • Work remotely and/or from co-working spaces in NYC

  • Flexible hours (you set your own schedule)

  • Generous paid vacation policy

  • Health & dental benefits

  • Work with a talented, mission-driven team on a product that’s innovating in the online education space with thousands of paying customers around the world


Software Engineer - Front End

HyperScience translates human-readable content into machine-readable data. We build products that replace existing manual business processes. Our customers do not need to change anything about how they operate, nor do they need to understand anything about artificial intelligence in order to benefit from our products. While our core technology relies on Machine Learning for automation, we believe that User Experience is paramount in our product's adoption and success. Our product touches many users and must work for them, and not the other way around.

We're looking to grow our Application Engineering team with the addition of a Frontend Software Engineer. You'll be implementing a modern enterprise web application, with a focus on quality and great user experience. You'll find practical approaches to developing UI/UX for complicated workflows and take an active role in advising backend API decisions.

What You'll Achieve

  • Within your first month, you will dive deep into the technology of HyperScience and gain a product understanding of what we’re building and why it's important for our customers. You will build various features that give fine-grained control of the system to our customer while providing analysis of system performance.

  • After 60 days, you will have successfully managed a large-scale, end-to-end feature that interfaces with multiple teams/technologies. You will do this in an environment that prides itself on communication and process, with the acknowledgement that requirements are sometimes vague and subject to change. Along the way, you’ll proactively point out and fix bugs, infrastructure issues, and tech debt.

  • After an entire quarter and beyond, you will have had an active voice in directing the technological and product future of our company. This includes suggesting best practices and new technologies for our bleeding-edge stack, and developing them for whole-team use. You will own many pieces of the code base and be proud of it!

What We're Looking For

  • Deep experience with a modern JavaScript framework is required; we use React and build it all with Webpack.

  • Expert level with JavaScript and a good understanding of browser ecosystem, event loop, etc.

  • Excellent command of CSS; we like PostCSS.

  • Passion for quality and attention to detail.

  • Desire to work closely with Product & Design teams in building highly interactive and intuitive web apps.

  • Proven track record of building enterprise-grade systems OR strong GitHub/OSS presence.

  • Comfort with the "building blocks" of the web: http/s, APIs, REST, JSON.

  • Ability to discuss and defend an engineering approach, but also to fully commit and participate in an alternate approach as part of the team.

  • Degree in CS or related engineering field, or equivalent practical experience.

The Nice-to-Have's

  • Experience with advanced animations and data visualizations.

  • Experience with Python / Django.

  • Familiarity modern testing approaches, XSS, CSRF, sync vs. async, promise, immutability, pure functions.