// services

Full-stack engineer building
production AI-powered systems.

FastAPI·Next.js·Qdrant·WebSocket·SSE streaming·GSAP·Framer Motion·PostgreSQL·Docker·Railway·Vercel·JWT·Sentence-Transformers·TypeScript·GitHub Actions·FastAPI·Next.js·Qdrant·WebSocket·SSE streaming·GSAP·Framer Motion·PostgreSQL·Docker·Railway·Vercel·JWT·Sentence-Transformers·TypeScript·GitHub Actions·
01backend

REST API Development

$300 - $800

Production-grade FastAPI backends with JWT auth, rate limiting, Pydantic validation, and full Swagger docs. Built to handle real traffic from day one.

stack

FastAPIPostgreSQLSQLAlchemyPydanticDockerRailway

deliverables

  • >OpenAPI/Swagger docs
  • >.env.example
  • >Docker Compose
  • >/health endpoint
  • >Postman collection
02real-time

Webhook Integration System

$400 - $600

End-to-end webhook pipelines with HMAC signature verification, real-time event inspection via WebSocket, retry logic, and full audit trail.

stack

FastAPIWebSocketHMAC-SHA256Next.jsRailway

deliverables

  • >Live event inspector UI
  • >Signature verification
  • >Retry queue
  • >Event log dashboard
  • >Loom walkthrough
03AI / vector

Semantic Search Platform

$450+

Hybrid search combining dense vector embeddings with BM25 keyword matching and RRF re-ranking. SSE streaming results. Qdrant as the vector store.

stack

QdrantSentence-TransformersFastAPISSENext.jsFramer Motion

deliverables

  • >Vector ingestion pipeline
  • >Hybrid RRF search
  • >SSE streaming UI
  • >Swagger docs
  • >Loom walkthrough
04full-stack

Full-Stack MVP

$600+

Complete product from zero: FastAPI backend, Next.js frontend, PostgreSQL, auth, deployment on Railway + Vercel. GSAP / Framer Motion animations included.

stack

FastAPINext.jsTypeScriptPostgreSQLGSAPFramer MotionVercel

deliverables

  • >Full source code
  • >GitHub Actions CI
  • >Production deployment
  • >Scope doc
  • >30-day post-launch support
Reply time< 4 hours
TimezoneUTC+6 / BDT
AvailabilityRemote only
StatusAvailable
start a project ->