Sr. Software Engineer · 6+ years

I build web applications. end to end.

6+ years shipping scalable, high-performance software for financial institutions. Building for digital lending, capital markets, insurance, payments, and procurement, systems that move real money under real regulation. I own the whole surface: architecture, planning, code, deployment, and the SEO and performance details, using C# and ASP.NET Core APIs on the backend, TypeScript across Next.js/React and Node.js/NestJS where it fits, PostgreSQL and SQL Server for data. Today I lead an engineering team; technical direction, architecture, code reviews, and mentorship.

  • C# / ASP.NET Core
  • Node.js / NestJS
  • SQL Server / PostgreSQL / MySQL
  • Azure / Azure DevOps
  • AWS
  • Docker
  • CI/CD
  • Postman
  • Next.js / React
  • TypeScript
  • REST APIs / Swagger
  • Applied AI (RAG, agents)
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Samuel Olatunji

Toolkit

What I reach for

Languages & runtimes

  • C# — primary
  • TypeScript / JavaScript — primary
  • SQL (Postgres, MS-SQL, MySQL)
  • HTML / CSS / JSON / XML

Frameworks & data

  • ASP.NET (.NET Core, .NET) — primary
  • Node.js — NestJS, Express
  • Next.js / React
  • PostgreSQL / SQL Server / Supabase

Cloud, DevOps & practice

  • Azure — Cloud, DevOps, Pipelines — AZ-900 certified
  • AWS
  • Docker, Git, CI/CD
  • Swagger, Postman, Insomnia
  • SEO & web performance
  • Applied AI engineering — deepening — RAG, agents, LangGraph

Looking for an engineer who ships?

Hiring, or want to talk about a role? Reach me directly or download my CV for full picture of my experience and skills.