Freelancer profile translated to English.

Description

My name is Gary, anIT engineer with over 10 years of experience**. I've been creating **SaaS and custom toolsfor businesses as a freelancer for 3 years.

With my experience, I've specialized in:

- **GIS**: geographic data, displaying markers on maps, mobile GPS, routing via third-party services, mapping, PostGIS, zoning

- **OCR**: character recognition with Tesseract or using AI services, document scan processing

- **Search engines**: indexing web pages or documents, ElasticSearch, creating search engine APIs

My corporate experience has trained me onJava and Angularlanguages, which are the perfect combo for a clean, scalable, and professional architecture. Additionally, Claude Code assists me in the design, architecture, and development of my projects; it's a great productivity booster and a good technical advisor.

I deploy applicationsinternallyor **on Render**, a cloud platform that allows for rapid deployment of new versions, adapts to load, and integrates point-in-time recovery to restore a database to a specific moment up to 7 days prior.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Strasbourg (up to 50km)

France Travail
Tech Lead Full Stack
September 2021 - October 2025 (4 years and 1 month)
Strasbourg, France
• - Tech Lead in the Common Tools team composed of a PM, 2 POs, and 4 developers
• - Development of new REST and GraphQL APIs and migration of legacy applications in Java 21 / Springboot 3
• - API security via gateway and certificate reading
• - Optimization of flows with Redis distributed caches
• - Multi-project management and workload estimations in a Scrum/Kanban context
• - Operational management with Kubernetes
• - CI/CD management with Gitlab and SonarCube
• - Skill development in ElasticSearch and Python
• - Onboarding and skill development of new developers
• - Technological watch and weekly monitoring of Product IS evolutions:
• - GraphQL API for agent data restitution with certificate-based security
• - REST API for geocoding and routing based on IGN and Navitia
• - REST API for managing encryption keys
• - REST API for generating and validating Captcha challenges
• - Search engine for web pages from various websites
Web application for visualizing map backgrounds and geographic data with Leaflet

#Java #SpringBoot #Angular #Elasticsearch #Kafka #k8s #PostgreSQL
Angular Java Apache Kafka PostgreSQL SpringBoot
Sfeir
Recruitment Process Evaluator
September 2019 - February 2023 (3 years and 5 months)
Strasbourg, France
• - Evaluator of technical skills in the Sfeir recruitment process
• - Discussions and technical tests in Java, Spring, and algorithms. Pair programming with candidates
• - Interview feedback with HR to validate profiles
Java Algorithms
Agipi
Backend Developer
September 2019 - August 2021 (1 year and 11 months)
Strasbourg, France
• - Developer in the Transverse team composed of a Tech Lead and 10 developers
• - Development of a data deletion solution for a client's IS for GDPR compliance
• - Development of a solution for collecting statistical data on the usage of internal applications
• - Development and maintenance of the workflow management application
• - Skill development in Event Driven Architecture with RabbitMQ and NoSQL MongoDB databases
Products:
• - Springboot microservice for automated data purging for GDPR compliance
• - Springboot microservice for collecting usage statistics of applications
• - Web application for managing workflows in Java/primefaces

#Java #SpringBoot #RabbitMQ #MongoDB
SpringBoot Java Microservices RabbitMQ