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Senior Fullstack Engineer (Remote)

πŸ“… Aug 8, 2025
TypeScriptJavaScriptReactNode.js
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πŸ“œ Description

  • Develop and maintain applications using TypeScript, React, and Node.js across browser and server environments.
  • Build APIs and scalable consumer-facing applications.
  • Improve application performance, including client-side bundling and database sharding.
  • Write and maintain unit, integration, and load tests.
  • Apply engineering best practices for code quality, security, and design.
  • Collaborate with a distributed team in an agile, fast-changing environment.

πŸ› οΈ Requirements

  • Have significant experience with Node.js and good knowledge of JS fundamentals
  • Have a good understanding of computer science fundamentals. You might not have gone to school for it, but you know the difference between heap and stack, different time complexities, and which patterns to use and when.
  • You are ambitious. You might want to build your own company one day or have tried to tackle the toughest tech problems just for fun.
  • You enjoy writing Javascript or Typescript
  • You have an eye for performance. Whether thinking about the latest client side bundling techniques, or the proper way to shard a mongo database, you want things to be fast.
  • You are just as comfortable working in a browser context or a node.js runtime
  • You are a team player
  • You have good communication skills
  • 5+ years of Typescript, React, Node.js development
  • Strong document / key-value store knowledge (Redis, MongoDB)

✨ Benefits

  • Equity commensurate with contribution.
  • Health insurance.
  • 4 weeks PTO.
  • Freedom to work where you please.
  • Support and talent to tackle unique challenges.
Full job description

Empower the voices of the world @ Zencastr. If you want to push the world of podcasting into the future, come join a team who loves to live on the edge! We are a fully distributed team of smart people who are passionate about changing the world one voice at a time.

You should join us if you:

  • Have significant experience with Node.js and good knowledge of JS fundamentals

  • Have a good understanding of computer science fundamentals. You might not have gone to school for it, but you know the difference between heap and stack, different time complexities, and which patterns to use and when.

  • You are ambitious. You might want to build your own company one day or have tried to tackle the toughest tech problems just for fun.

  • You enjoy writing Javascript or Typescript

  • You have an eye for performance. Whether thinking about the latest client side bundling techniques, or the proper way to shard a mongo database, you want things to be fast.

  • You are just as comfortable working in a browser context or a node.js runtime

  • You are a team player

  • You have good communication skills

What sets you apart:

  • You have a passion for high performance applications

  • You have significant open source contributions

  • You want to work in a fast growing startup. Which comes with the blood, sweat and tears of working to disrupt an established industry

  • You have empathy for the end user. A spec is a conversation starter, as an advocate for the end user you always are thinking about how to best serve their needs

  • You have an eye for code quality and you strive to uphold best practices in engineering, security, and design

Why you should choose us:

  • You’ll be working with world class engineers, Phd’s, and designers in a fully distributed team

  • Work in an agile and fast changing environment

  • Equity commensurate to your contribution in a profitable company

  • Health insurance

  • Unique challenges and the support and talent to solve them

  • 4 weeks PTO

  • Freedom to work where you please

What we’re looking for:

  • 5+ years of Typescript, React, Node.js development

  • Strong document / key-value store knowledge (Redis, MongoDB)

  • Strong SQL knowledge

  • Strong HTML / CSS / React knowledge

  • Demonstrable knowledge of building scaleable consumer based apps

  • Strong experience with unit, integration, and load testing

  • Experience building APIs

  • Experience with cloud APIs (Google Cloud, Digital Ocean)

Bonus points if you have:

  • Experiencing working in high traffic, low latency applications

  • Good dev ops experience

  • Digital Signal Processing experience

  • Strong SQL knowledge

How to apply:

Apply on our jobs site at https://jobs.ashbyhq.com/zencastr/c4c91cc0-c5f9-4773-ab04-d239f9455aee

We are flexible! For the right candidate we ask: What do you need to do your best work?

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