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Full Stack Developer with 4+ years of experience building and operating production web and mobile platforms. Specialized in React, Next.js, React Native (Expo), NestJS, TypeScript, and Python, with strong ownership of self-hosted infrastructure, observability, and event-driven systems + background job workflows. Proven track record optimizing performance, reducing costs, and delivering reliable systems at scale.…Full Stack Developer with 4+ years of experience building and operating production web and mobile platforms. Specialized in React, Next.js, React Native (Expo), NestJS, TypeScript, and Python, with strong ownership of self-hosted infrastructure, observability, and event-driven systems + background job workflows. Proven track record optimizing performance, reducing costs, and delivering reliable systems at scale.

ZERAIBI YASSINE

Full Stack Developer, Web Developer, Front-End Developer, +2

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Full Stack Developer with 4+ years of experience building and operating production web and mobile platforms. Specialized in React, Next.js, React Native (Expo), NestJS, TypeScript, and Python, with strong ownership of self-hosted infrastructure, observability, and event-driven systems + background job workflows. Proven track record optimizing performance, reducing costs, and delivering reliable systems at scale.…Full Stack Developer with 4+ years of experience building and operating production web and mobile platforms. Specialized in React, Next.js, React Native (Expo), NestJS, TypeScript, and Python, with strong ownership of self-hosted infrastructure, observability, and event-driven systems + background job workflows. Proven track record optimizing performance, reducing costs, and delivering reliable systems at scale.

Available to hire

Full Stack Developer with 4+ years of experience building and operating production web and mobile platforms.
Specialized in React, Next.js, React Native (Expo), NestJS, TypeScript, and Python, with strong ownership of
self-hosted infrastructure, observability, and event-driven systems + background job workflows. Proven track
record optimizing performance, reducing costs, and delivering reliable systems at scale.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Advanced

French

Advanced

Arabic

Fluent

Work Experience

Frontend Engineer (Consulting) at Redspot Dev Agency | Prolink Project

September 1, 2025 - January 1, 2026

Improved performance and SEO by 30% (Lighthouse scores 72 -> 96) for a scalable Next.js/TypeScript frontend; reduced runtime errors by 35%; enhanced API reliability by introducing shared type-safe contracts (tRPC); boosted real-time responsiveness by 45% via WebSockets, TanStack Query, and caching; designed a reusable, accessible component system to cut feature delivery time by 25%; contributed to code quality via reviews and CI practices.

Full Stack Engineer (Technical Lead) at Survision Data

August 1, 2024 - September 1, 2025

Built and scaled an end-to-end data collection platform for 1,000+ monthly active users and 50,000+ responses/month using NestJS, Next.js, and React Native (Expo); reduced costs by replacing Google Maps with a self-hosted Nominatim service and cached geolocation module; deployed production infrastructure on private VPS with Docker, Coolify, Traefik; implemented CI/CD, Linux hardening, and a self-hosted MinIO S3-compatible storage; improved reliability by 42% with scalable background jobs (Redis, BullMQ) and centralized logging/monitoring (Grafana stack) with automated alerts.

Backend Developer at MyQCM DZ | AI-based Learning Platform

October 1, 2023 - February 1, 2024

Architected a scalable NestJS backend with PostgreSQL and Redis; developed an adaptive learning engine using IRT and Bayesian Knowledge Tracing for real-time personalized paths; implemented secure multi-role access and monetization (subscriptions, payments, feature gating, role-based permissions); introduced real-time notifications and contributed to EdTech competition (2nd place at Educteck).

Full Stack Developer at Ra9man | Administrative Assistance Platform

June 1, 2023 - August 1, 2023

Reduced manual form handling by 60% with an accessible full-stack platform for elderly and non-literate users; accelerated requests by 40% via automated classification, routing, and RBAC; implemented a RAG-based conversational assistant via FastAPI and NestJS integration, enabled fully voice-driven journeys with AI-powered OCR and speech-to-text pipelines.