Name: Java Tech Lead & Performance Expert
Price: 650 EUR
Availability: InStock

Description

Java Tech Lead & Software Performance Expert with 8+ years of experience
Passionate about building high-performance, concurrent, and distributed Java systems
Certified Java Professional, Java EE Expert, and Spring Professional
Expert in software performance optimization (JVM, multithreading, profiling, low-latency systems)
Tech Lead at Société Générale delivering major performance gains and cost reductions
Former Java Performance Engineer at SmartTrade
Creator and contributor to open-source projects, including LarJson on GitHub
Experienced with Cloud & DevOps: AWS, Azure, Kubernetes
Recognized for high standards, technical excellence, and innovative problem-solving

Industry field of expertise

Languages

English
Fluent
French
Fluent
Arabic
Native or bilingual

Workplace preferences

Can work on-site

Nice (up to 50km)

Société Générale
Java Tech Lead
BANKING AND INSURANCE
September 2021 - Today (4 years and 9 months)
Paris, France
Technical lead for Big Data applications calculating counterparty risk metrics, focusing on performance optimization and quality compliance.
▪ Led the design and architectural definition of applications, workflows, and technical processes across the department.
▪ Created a shared BOM project, establishing a unified technical foundation for all Java applications.
▪ Guided performance optimization initiatives, including resource tuning, monitoring, and automated performance testing.
▪ Oversaw the deployment and migration of Spark applications from Azure HDInsight to AKS SoK8s,
▪ Developed an intelligent watchdog for improved stability of our Spark Applications.
▪ Enhanced system efficiency—doubling Spark throughput, cutting batch time from 2h to 15min, and reducing infrastructure costs.
▪ Promoted code quality and security by leading code reviews, defining development standards, and driving vulnerability remediation.
▪ Coordinated with infrastructure teams, other tech leads, and project managers to ensure technical alignment and smooth operation of our system.
▪ Led the migration of Java applications from version 8 to 17.
Java Spark Microsoft Azure Spring boot Apache Kafka
EPITA Engineering School
Course Instructor
EDUCATION AND E-LEARNING
September 2024 - November 2024 (2 months)
Paris, France
Designed and delivered a comprehensive 30-hour course, covering core principles and practices in distributed systems.
▪ The course spanned topics essential to distributed architectures, including network communication, scalability, coordination, consistency, and resilience.
▪ Through a hands-on approach, students built a distributed trip-booking application using Java and Spring Boot.
Distributed Architecture Java Spring boot SQL
Air Liquide
AWS IoT Backend Developer
ENERGY AND UTILITIES
December 2020 - July 2021 (7 months)
Paris, France
At Alizent, a subsidiary of Air Liquide, developed and maintained a digital platform that allows welders to monitor gas cylinders reserve indicators and ensure their automatic replenishment.
▪ Contributed to the design and architecture of the platform’s microservices.
▪ Developed solutions for technical problems, such as single sign-on and log indexing.
▪ Implemented new features, resolved bugs, and wrote integration tests.
▪ Configured and deployed the application across multiple AWS environments (Dev & Prod).
Amazon Web Services Python PostgreSQL REST APIs