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CostCrunch

Full Stack Software Engineer

CostCrunch, New York, New York, us, 10261

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Base pay range $25.00/hr – $50.00/hr

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We're looking for a part‑time engineer to come build with us! You'll work across our entire tech stack—from frontend Next.js applications to Python microservices—shipping features that directly impact our customers. This is a high‑autonomy role where you'll own projects end‑to‑end, from design to deployment. Remote or in person in Brooklyn.

What You'll Do

Build and ship features across our Next.js web applications and FastAPI backend services

Design and implement new microservices in our event‑driven architecture

Integrate AI/ML capabilities using OpenAI and other modern tools

Work with our document processing pipeline (OCR, parsing, data extraction)

Own features from concept through deployment, including database schema design and API development

Debug production issues and optimize system performance

Collaborate directly with the founding team on product direction

Front end stack

Next.js 14/15, React, TypeScript

Tailwind CSS, Radix UI, shadcn/ui

Supabase (auth, real‑time)

Back end stack

FastAPI, Python

Apache Kafka for event streaming

Redis

Infrastructure & Tools

OpenAI API, Gmail API

Docker / Digital Ocean

Stripe, Accounting integrations

What We're Looking For

1+ year of software engineering experience

Strong fundamentals in both frontend (React/TypeScript) and backend (Python or similar)

Experience with PostgreSQL or other relational databases

Comfortable working in a startup: moving fast, wearing multiple hats, shipping iteratively

Seniority level Entry level

Employment type Part‑time

Job function Engineering and Information Technology

Industries: Software Development

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