Front-end Jobs nearSan Francisco, CA

Airtime Engineering

We are a diverse team of engineers that work on everything from scaling media servers around the world to building highly performant and complex UI on iOS and Android. We are pushing the limits on real-time interactivity. We are looking for engineers who like to work with exceptional people on challenging problems.

What You'll Do

As a Senior Backend Engineer at Airtime, you will be responsible for the REST API that clients use for transactional operations, and a persistent WebSocket service for low latency messaging. You will help build and maintain microservices that dispatch push notifications to mobile clients, handle messaging, analytics, and other core business features.

• Help build a system that is scalable, maintainable, and secure.

• Write extensive tests to ensure that the features provided are reliable, and write thorough documentation so that client teams know how to use those features.

• Utilize load tests and monitoring to make sure that our system is always capable of running at peak performance under load conditions.

What We're Looking For

• 5+ years professional software engineering experience.

• Bachelor's degree in Computer Science or a related field (or foreign equivalent).

• Node.js with ES6 features.

• Proficient understanding of Docker.

• Proficient understanding of AWS.

• Thorough understanding of MongoDB.

• Thorough understanding of how to make a secure Web API.

• Experience with socket.io.

• Experience using continuous integration with CircleCI or equivalent.

• Experience working with a micro service architecture.

• Experience building scalable systems.

Airtime Leadership:

• Sean Parker, Founder & Executive Chairman

• Daniel Klaus, CEO

• Sanidhya Khilnani, VP of Product Management

• Prakash Ramakrishna, VP of Engineering

• Gui Seiz, VP of Product Design

Airtime Engineering

We are a diverse team of engineers that work on everything from scaling media servers around the world to building highly performant and complex UI on iOS and Android. We are pushing the limits on real-time interactivity. We are looking for engineers who like to work with exceptional people on challenging problems.

What You'll Do

As a Senior Backend Engineer at Airtime, you will be responsible for the REST API that clients use for transactional operations, and a persistent WebSocket service for low latency messaging. You will help build and maintain microservices that dispatch push notifications to mobile clients, handle messaging, analytics, and other core business features.

• Help build a system that is scalable, maintainable, and secure.

• Write extensive tests to ensure that the features provided are reliable, and write thorough documentation so that client teams know how to use those features.

• Utilize load tests and monitoring to make sure that our system is always capable of running at peak performance under load conditions.

What We're Looking For

• 5+ years professional software engineering experience.

• Bachelor's degree in Computer Science or a related field (or foreign equivalent).

• Node.js with ES6 features.

• Proficient understanding of Docker.

• Proficient understanding of AWS.

• Thorough understanding of MongoDB.

• Thorough understanding of how to make a secure Web API.

• Experience with socket.io.

• Experience using continuous integration with CircleCI or equivalent.

• Experience working with a micro service architecture.

• Experience building scalable systems.

Airtime Leadership:

• Sean Parker, Founder & Executive Chairman

• Daniel Klaus, CEO

• Sanidhya Khilnani, VP of Product Management

• Prakash Ramakrishna, VP of Engineering

• Gui Seiz, VP of Product Design

We’re looking for a Full Stack developer who will take a key role on our team. Our Full Stack developer must have knowledge in all stages of software development.

You’ll be working alongside other software engineers and collaborating on the various layers of the infrastructure for our ML Platform that includes data ingestion pipelines, model integration into inference pipelines, labeling tools, and data and model management tooling.

Full Stack Developer Skills and Expertise

• Design overall architecture of web application

• Maintain quality and ensure responsiveness of applications

• Collaborate with the rest of the engineering team to design and launch new features

• Maintain code integrity and organization

• Understand and implement of security and data protection

• Proficient and highly experienced with back-end programming languages and frameworks

• Javascript

• React

• Node.js

• Python

• Flask

• Django

• Databases

• MongoDB

• Neo4J

• Cloud platforms

• Google

• Container frameworks

• Docker

• Kubernetes

Bonus Skillsets

• Experience with ML frameworks

• Tensorflow

• Keras

• TensorRT

Are you excited about positively influencing education? Are you interested in working with a small, quickly growing team on an exciting EdTech product?

In this role, you will impact millions of educators and students from day one while improving a beloved E-learning tool. You will report directly to and work closely with Gimkit creator and Head of Product. You will be asked to solve problems and think creatively & analytically in various situations.

Your main responsibility will be to lead our product development from ideation to deployment and beyond. Additionally, you will:

• Maintain and improve the existing product, a game show for the classroom

• Build new features for our users and customers, as well as for internal use

• Maintain and optimize existing systems

• Maintain and evolve front/back end architecture

• See through projects from conception to finished product

• Design and develop APIs

• Meet both technical and user needs

• Stay up to date on developments in newest web technologies

Requirements

You have the ability to think and develop with empathy. You demonstrate kind, supportive, and effective communication and behavior in all situations. Additional requirements include:

• At least 3 years of experience creating public, complex systems using new web technologies

• Full Stack experience (comfortable developing front and backend)

• Experience working with Typescript/Javascript

• Experience developing responsive, interactive websites

• Can work effectively on tight and changing deadlines

• OK stepping outside of your comfort zone and learning from failures

• Ability to take on the new and shifting challenges that are part of a rapidly growing business

• You are a problem-solver with an inquisitive and creative mind

Bonus points if…

• You have frontend experience with React, MobX and Styled Components

• You have backend experience with: NodeJS, Express, MongoDB, Redis, Socket.io

• You have experience building consumer products for scale

• You have game development experience and/or experience working on EdTech products

• You are based in the Seattle Area

Limited immigration sponsorship may be available for US based candidates.

As a Senior Full Stack Engineer, you’ll support the development of market-leading acceleration technology using AI to automate the management of cross-channel communications with consumers for large clients. Part of this system integrates multiple terabytes of data across business units in a low latency and auto-scaled environment. Every day we're pushing the boundaries of what can be done in a truly polyglot and multi-cloud environment. Your responsibilities will include:

• Participate in all phases of the software development life cycle

• Help design and implement functional requirements

• Build efficient back-end features in Python/C#/Java

• Integrate front-end components into applications

• Manage testing and bug fixes

• Prepare technical documentation

• Collaborate with UX/UI designers to implement design into the code

• Coach junior team members

Successful skillsets for this role are:

• Eager to work with fellow developers, user experience designers, and product owners

• Lead by example, sharing freely and emphasizing transparency in decision making

• Build your teams' collective ability via collaborative techniques like pair-programming and white board design sessions

• Continuously learn and improve, and constantly explore new languages, tools, and techniques

• Treat challenges as opportunities to advance your understanding

• You are an early adopter, and an inquisitive, critical thinker, always seeking to expand your knowledge and experience

• You know that many heads and a diversity of opinions make the best decisions

• You have the confidence to question unclear requirements and make technical decisions independently if initial assumptions are proved false.

• You seek to understand the business-level problems your work is addressing as well as the technical requirements.

** Qualifications**

• 5 years of experience writing microservices in C# or Python

• 1-2 years of experience working with Dotnet Core preferably cross-platform.

• Core knowledge of Python standard library and Pythonic conventions (PEP8, etc.)

• Experience with major public cloud offerings and how-to solution designs that are built around these technologies (AWS, Azure, Google Cloud Platform, and similar)

• 3-5 years of relevant experience data management platforms including relational and non-relational data engines (MS SQL, MySQL, PostgreSQL, Amazon Redshift, MongoDB, HDFS, Snowflake, Big Query, and similar)

• 3-5 years relevant experience in highly available, scale-able, and resilient architectures

• Familiarity with data visualization tools (Tableau, PowerBI, Qlik, and similar

• Awareness of wider micro-service ecosystem - 3rd party libraries, tooling, etc.

• Experience in deploying and maintaining enterprise-scale applications in production using CI/CD pipelines.

• TTD mindset with experience of common testing frameworks.

• Advanced understanding of multi-threading applications against SQL and No-SQL database engines

• Experience with low-latency, high-throughput web-services (1,000s of requests per second)

• Experience with large dataset’s and memory management (Over 1 billion records)

Lunchbox Technologies Inc is looking for a talented self starting backend web developer to join NYC’s newest restaurant ordering enterprise. Lunchbox is a SaaS platform which specializes in building out Mobile, Web and Kiosk ordering and loyalty solutions for restaurant groups.

As a member of a growing startup you will be working very closely with each team member to execute any server side related development and upkeep.

What You Can Expect From Us

How Things Are Now:

- An existing backend which is integrated with Toast POS (Point-of-Sale) and Square for payment processing.

- iOS and Android apps are connected to the existing backend

- Admin panel is an internal-facing tool for making remote changes to content fed-to and derived-from the app.

What Is In Progress:

- Working on a rewrite of the current backend to allow for more scalability and ease when implementing different partner integrations.

- Updating the admin panel to be an external-facing product rather than an internal management tool.

- Moving mobile app styling to be configurable by admin panel, as well an iterating with new app functionality based on growing platform partnerships.

What It’s Like Working Here:

- Ready to jump in on the occasional after hours problem-solving. We work in the restaurant industry after all

- You'll be in on the ground floor, joining a profitable startup since day one

- Work with a bunch of like-minded engineers who know their way around those 1s and 0s

- Profit sharing based on length of tenure and record of work

- Join our team in NYC and eat from a different restaurant every day in the heart of Nomad

What We Expect From You:

- We're looking for people like us, that's what the initial 30 day trial period is for. You learn about us, we learn about you, and if it doesn't work out, you still got compensated along the way.

- To be a role leader and engineering wizard who can ask the right questions from all teams to prevent mission critical errors

- A laid back personality that can strap and execute under pressure while taking all criticism in stride

- Be an amazing team player

- An amazing entertainer at parties regardless of alcohol being involved or not

General Responsibilities:

- A solid understanding of developing web application backends with Node.js, MongoDB, and MySQL.

- Create REST APIs with Express.js

- Understanding of Nginx and Ubuntu.

- Able to design secure cloud infrastructure that and scale on platforms such as and especially Amazon Web Services

Specific Responsibilities:

- Working with our team to rewrite the existing backend

- Managing and implementing integrations with Square, Stripe, Braintree, Toast, and other Point-of-Sale (POS) systems.

- Building out backend infrastructure to cleanly separate functionality destined for the Web and App platforms from what is needed for what will be a client-facing Admin panel.

Skills:

MongoDB, Express.js, Node.js, MySQL, Amazon Web Services

Requirements:

• A solid understanding of developing web application backends with Node.js, MongoDB, and MySQL.

• Create REST APIs with Express.js

• Comfortable in PHP, and deploying and maintaining wordpress sites

• Understanding of Nginx, Linux, and Ubuntu.

• Able to design secure cloud infrastructure that and scale on platforms such as and especially Amazon Web Services

Plus:

• Experience with writing single page applications using React.

• Experience with GraphQL a big plus.