Tanjona Rakotondrasoa

Senior Fullstack Developer — 20 years of experience | Technical partner, not just a service provider

I design and develop robust web and mobile applications for startups and digital agencies. Based in Madagascar, I combine the rigor of a CTO with the agility of a field developer: I code, I architect, I deliver.

Mastered Stack

Frontend: React, Next.js, Angular, React Native / Expo (iOS + Android + PWA)

Backend: Node.js, Express, NestJS, Java, Python

Databases: PostgreSQL, MongoDB, Supabase, Firebase

DevOps & Cloud: Docker, Apache, Nginx, EAS Build, CI/CD, Let's Encrypt

Integrations: Stripe, RevenueCat, Resend, MCP servers, REST/GraphQL APIs

Applied AI: LLM integration, automations, agents

What I deliver concretely

✓ Mobile applications published on the App Store & Google Play (React Native / Expo)

✓ Scalable SaaS platforms with clean and documented architecture

✓ Complex integrations (payments, webhooks, third-party API synchronization)

✓ Technical audits, cloud cost optimization, legacy refactoring

✓ Product support: from scoping to deployment, without intermediaries

Why work with me

→ Direct communication in French, no commercial layer

→ Commitment to code quality and long-term maintainability

→ Competitive rates, compatible time zone with Europe

→ Ability to mobilize an ATHENIX team (5-10 devs) if the project scales

Available for one-off missions, fixed-price projects, or long-term contracting.

First meeting is free to scope your needs.