Senior Fullstack Engineer — Remote, AI-Powered Tooling

Lingo.dev; Polska; Remote; PLN 547,000 - 782,000; Full time

Benefits offered by this job

Flexible hours

Health insurance

Conference budget

Travel to meet team

Open-source community

Job summary

Lingo.dev is a fully remote team building developer tools used by hundreds of users. We design, develop, and ship advanced web apps, open source CLI tools, and backend APIs with PostgreSQL, emphasizing performance and good UX.

We value CS fundamentals, architecture depth, and a collaborative approach to feature ownership across design, code, and testing. Join a small, founder-led team with a focus on open-source and user-driven development.

Qualifications

• 5+ years of production experience with TypeScript and Node.js.
• Expert React knowledge with Suspense-first patterns and skeleton loaders.
• Experience with SSR, CSR, and SSG; deep knowledge of React routing libraries.

Responsibilities

• As part of a team of senior engineers, design, develop, and grow the Lingo.dev products.
• Take full ownership of features from design to deployment with tests and documentation.
• 3 sprints of product roadmap work, 1 cooldown sprint for customer feature requests and bug fixes.
• Weekly Demo Days with the rest of the team.

Skills

TypeScript

Node.js

React

SSR/CSR/SSG

React routing

Design systems

PostgreSQL

API design

Authentication/Authorization

Remote work

English fluency

AI tooling awareness

Education

CS degree or equivalent

Tools

Remix

TanStack Router

Supabase

PostgreSQL tooling

Job description

Lingo.dev is a fully remote team building developer tools used by hundreds of users. We design, develop, and ship advanced web apps, open source CLI tools, and backend APIs with PostgreSQL, emphasizing performance and good UX.

We value CS fundamentals, architecture depth, and a collaborative approach to feature ownership across design, code, and testing. Join a small, founder-led team with a focus on open-source and user-driven development.