About Harrathi
Backend Engineer and Cybersecurity Analyst with 4+ years of experience building production Python systems (FastAPI, Django, Flask) and AI-integrated platforms. Hands-on with LLM integration (Claude, Mistral), Celery, Redpanda, Redis, distributed systems, and microservices, and comfortable on the frontend with React, Nextjs, TypeScript, and Vue.js. Solid DevOps and observability background (Datadog APM, App & API Protection, CI/CD, Docker). Used to working in Agile (scrum), distributed teams, Security-by-design approach using GDPR, HIPAA, and ISO standards. Committed to helping businesses, PMEs, and startups implement tailored, innovative IT solutions that drive efficiency, security, and growth.
French
Fluent
Arabic
Native or bilingual
English
Fluent
Can work on-site
Brussels (up to 50km)
Experience
- iMapperFull Stack DeveloperDecember 2025 - May 2026 (5 months)• ● Full Stack developer on a 3D-scanning SaaS platform for kitchen fitters, architects, and interior designers, working in a small distributed engineering team.• ● Designed and implemented RESTful APIs and optimized existing ones (query profiling, N+1 fixes, versioned caching), reducing latency on critical endpoints.• ● Raised engineering standards on the Python codebase: introduced unit tests, applied best practices and the Zen of Python, refactored services around dependency injection, and centralized project configuration into a single pyproject.toml (replacing the previous split between requirements files and metadata).• ● Reworked Celery and application configuration, improving task reliability, structured logging, and worker monitoring.• ● Proposed a DevOps plan and contributed to its rollout (zero-downtime blue/green deployments for high availability, CI SAST/DAST security scans), and performed a full security audit (OWASP Top 10, OWASP SAMM).• ● Enhanced the platform's Datadog observability end-to-end, dashboards, monitors, log parsing, automated Slack alerting used daily to catch regressions, and diagnosed and resolved production incidents (downtime, billing edge cases, external service quotas).• ● Bridged the mobile and web platform teams, designing API contracts to unblock the new mobile app, and contributed to the React/TypeScript frontend to help ship features faster.• ● Integrated AI-augmented development workflows (Claude Code, Playwright via MCP).
- Outlier.aiAI Model ReviewerMarch 2025 - August 2025 (5 months)• ● Conducted prompt-based qualitative reviews of web-focused AI models, assessing model output quality, usability, and correctness for Python, React, Next.js, HTML, JS, and CSS projects.• ● Provided actionable feedback to improve AI-powered code solutions targeting real-world development scenarios.
- Elzei ConsultingPython Backend DeveloperFebruary 2024 - August 2024 (6 months)Métropole du Grand Paris, France• ● Developed automated, data-driven backend solutions for agriculture using FastAPI, SQLAlchemy, Alembic, PostgreSQL, and Kafka-compatible tools (Redpanda, FastStream).• ● Participated in SDLC phases using Agile Scrum: design, development, testing, and deployment.• ● Applied design patterns (Dependency Injection, Template Method) and architectural principles (SOLID, KISS, DRY, YAGNI) to deliver secure, scalable, and modular systems.• ● Containerized services using Docker and implemented CI/CD pipelines with GitLab.• ● Collaborated with cross-functional teams in a DevOps and Git-driven environment (GitLab, Jira).
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Education
- Bachelor's degree, Data Science , Protection & SecurityThomas More University of Applied Sciences2025Bachelor's degree, Data Science , Protection & Security
- Computer Science BaccalaureateHoucine Bouzaiene High School2016Computer Science Baccalaureate
Certifications
- Application Security Engineer Learning PathDatadog2026
- Backend Engineer Learning PathDatadog2026