Freelancer profile translated to English.
Back to original languageAbout Arthur
Freelance cybersecurity analyst and full stack developer with over 7 years of experience in designing and securing digital solutions. Expert in development (C, C#, JavaScript, Java, Python, SQL) and application security/DevSecOps, I assist large corporations and SMEs on innovative and robust projects.
Certified (Security+, Network+, QRadar, Checkmarx), bilingual French/English, I combine technical expertise, security, and innovation.
French
Native or bilingual
English
Fluent
Can work on-site
Montpellier (up to 30km), Montpellier (up to 30km)
Experience
- SOLIDEO ITBlockchain & Solana Developer – FreelanceJune 2026 - Today (2 months)Montpellier, France-Design and develop a high-performance real-time monitoring and sniping system on Solana (memecoins / rugs).-Ingest bi-source real-time data via Helius WebSocket and Yellowstone Geyser gRPC with latency of 30 to 60 ms.-Develop real-time opportunity analysis and detection mechanisms.Technologies:Rust, Tokio, Solana SDK, Helius, Yellowstone Geyser, Jito Bundles, Pump.fun V2, PostgreSQL (sqlx), Redis, Docker, Prometheus, Grafana
- Credo AvocatFull Stack Developer & AutomationApril 2025 - June 2026 (1 year and 2 months)Nimes, France-Design GABRIEL, a LinkedIn automation platform for prospecting.-Develop secure management of connections, invitations, JSON follow-ups, and alerts.-Build robust and resilient workflows.-Develop ABEL, an automated relationship tracking tool.-Generate personalized messages and dynamic videos.-Automate follow-up and reminder processes.Technologies:Python, FastAPI, Selenium, OpenCV, FFmpeg, LinkedIn API, REST API, JSON, HTTPS, Docker
- Opti-bizFull Stack DeveloperFebruary 2025 - May 2025 (3 months)Nîmes, France-Design the Social Wall module.-Develop text, image, and video posting functionalities.-Implement likes, comments, and moderation.-Manage media via upload and base64 encoding.-Develop the Opti AI assistant.-Create a conversational text and voice SPA.-Integrate image generation and credit management.Technologies:HTML5, CSS3, JavaScript ES6+, Node.js, Next.js, SQL, OpenAI API, CSP, Authentication, Responsive Design
Recommendations
Be the first to recommend Arthur
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Bachelor's DegreeEPITECH2024
Certifications
- CompTIA Security+CompTIA2022
- CompTIA Network+CompTIA2022