Senior Full-Stack Engineer - End-to-End Product Ownership (Remote)

Teckfinity; United States; Remote; USD 140,000 - 210,000; Full time

Job summary

Teckfinity is seeking a Senior Full-Stack Engineer to work remotely on our own product slices end-to-end using TypeScript, Next.js, Postgres, and infra. You will design APIs, write migrations, ship the UI, and own the on-call rotation for what you built, touching both frontend and backend with fast decision-making and minimal PM overhead.

We value 6+ years of production web app experience, deep TS or strong language in Python/Go/Rust, and comfort with SQL.

Qualifications

• 6+ years shipping production web apps.
• Deep TypeScript or strong second language (Python, Go, Rust).
• Comfortable with Postgres + Supabase / direct SQL.
• Have shipped at least one product where you owned both ends.
• Bonus: agent / LLM tool-use experience.

Responsibilities

• Design APIs and write migrations for end-to-end features.
• Ship the UI and own deployments from backend to frontend.
• Own the on-call rotation for the products you build.

Skills

TypeScript

API design

End-to-end ownership

On-call rotation

Python/Go/Rust

Tools

Postgres

Supabase

SQL

Next.js

Job description

Teckfinity is seeking a Senior Full-Stack Engineer to work remotely on our own product slices end-to-end using TypeScript, Next.js, Postgres, and infra. You will design APIs, write migrations, ship the UI, and own the on-call rotation for what you built, touching both frontend and backend with fast decision-making and minimal PM overhead.

We value 6+ years of production web app experience, deep TS or strong language in Python/Go/Rust, and comfort with SQL.