> Markdown version of [/jobs/ext/2840278-fullstack-engineer](https://www.wearedevelopers.com/jobs/ext/2840278-fullstack-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Fullstack Engineer - **Company:** Flatfile Inc. - **Location:** United States - **Salary:** $170,000.0 - **Contract:** Permanent contract - **Skills:** PostgreSQL, MongoDB, Node.Js, Open Source Technology, Redis, TypeScript, ReactJS, NestJS - **Published:** September 11, 2026 - **Apply:** https://www.thejobnetwork.com/job/9f47d3c6-0ea2-4d0f-a9c1-8183532617cf/snr-fullstack-engineer ## About the Role * Build new features and make performance improvements. Previous experience scaling a tech stack is a plus. * Make open source contributions. (We love it if you already have been engaged in open source, but if you haven't before, you likely will here at Flatfile). * Pair program with team members. We value collaboration and working together as a team -- you'll pair multiple times a week. * Work with NestJS (experience in NestJS is a plus, but not required). You have . . . * Mastery of one tech stack, awareness of others at a minimum * Experience with React, Node.js * Some experience with TypeScript. It's okay if your current role doesn't use TypeScript * Experience with Postgres and Mongo. Redis experience is helpful You are . . . * Customer-focused. You focus on building a quality end-user experience, not just completing tasks. * Up to date with the landscape of technologies and techniques and able to evaluate their impact on our organization and products. * Able to understand and guide techniques for improving engineering productivity. * Familiarity with several development approaches, patterns, and implementation styles. * Passionate about motivating and growing the teams, and experienced at giving and receiving feedback. In accordance with applicable law, the following represents Flatfile's reasonable estimate of the range of possible compensation for this role if hired in Colorado. ## Description Flatfile Engineering operates as a high-performance team. We work on hard problems as a team while always excelling as individual contributors. We recognize that we can perform at a level of excellence greater than the sum of our parts and draw strength from collaborating with a diverse group of experts across engineering, product and design. As a senior member of the engineering team, you'll work with tech leads and our CEO. You'll own large components and systems, and captain the coordination and communication of an effort's implementation across teams. You have a deep well of experience to draw from to solve hard problems, and just as importantly, help others on your team to do the same (and we have lots of hard, fascinating problems to solve). ## Related Videos - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) - [40 Minutes to Build a Serverless COVID-19 REST and GraphQL APIs](https://www.wearedevelopers.com/videos/208-40-minutes-to-build-a-serverless-covid-19-rest-and-graphql-apis) - [Postgres in the Age of AI (and Devin)](https://www.wearedevelopers.com/videos/1042-postgres-in-the-age-of-ai-and-devin) - [Streaming AI Responses in Real-Time with SSE in Next.js & NestJS](https://www.wearedevelopers.com/videos/1630-streaming-ai-responses-in-real-time-with-sse-in-next-js-nestjs) ## Related Articles - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023) - [How Much Does a Software Engineer Make? Realistic Software Engineering Salaries](https://www.wearedevelopers.com/magazine/425-how-much-does-a-software-engineer-make-realistic-software-engineering-salaries) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)