Freelancer profile translated to English.
Back to original languageAbout Moussa
🚀 DISTRIBUTED SYSTEMS EXPERT, HIGH-PERFORMANCE ARCHITECTURES & DATA ENGINEERING
I design and optimize architectures capable of supporting millions of users, with ultra-low response times, high availability, and guaranteed long-term scalability.
✅ What I bring to your project:
- Scalable & cloud-native architecture
- Performance optimization
- High-availability distributed systems
- Monolith → microservices migration without downtime
- Drastic reduction in costs and latency
- Scaling SaaS applications, e-commerce, data platforms
📊 RECENT CLIENT RESULTS:
- Response time < 1ms on search engine (SuperTripper)
- -50% latency on high-load platform (Djamo)
- Architecture supporting massive scaling
- 24/7 distributed systems without downtime
🏆 TECHNICAL EXPERTISE:
Backend: Java/Spring Boot, Node.js, NestJS, TypeScript, Angular, React
Architecture: microservices, event-driven, REST/GraphQL APIs, CQRS
Performance: Redis, CDN, real-time optimizations, load balancing
Cloud: AWS (Lambda, ECS, API Gateway, RDS), Docker, Kubernetes
Messaging: Kafka, RabbitMQ, EventBridge, WebSockets
Monitoring: ELK Stack, CloudWatch, real-time metrics
💼 Background:
- Former Staff Engineer / Solution Architect (SuperTripper)
- Consultant for major clients (BNP Paribas, BPCE)
- 8+ years of experience in complex architectures
- Technical leadership of teams of 10+ developers
- Specialist in critical technical migrations
🎯 Clients supported:
SaaS, e-commerce, scale-ups, fintech, high-load web platforms.
🎁 Free 30-minute Audit
Architecture & performance analysis, immediate recommendations.
English
Fluent
French
Native or bilingual
Remote only
Primarily works remotely
Experience
- SupertripperStaff Software Engineer & Solutions ArchitectTRAVEL AND TOURISMJanuary 2023 - Today (3 years and 7 months)Paris, France
Mission: Platform & Solutions Architect
## 🏗️ Platform Architecture & Client Success-Design of a data-driven multi-tenant architectureoffering personalized user experiences for thousands of B2B clients-Event-driven architecture with RabbitMQenabling real-time workflow orchestration and customer journey personalization-Comprehensive API management frameworkwith versioning, rate limiting, and governance for third-party integrations## 💳 Payment Solutions & Integration-Fault-tolerant integration patternsfor payment gateways and third-party APIs (Air France NDC, payment providers)-API-first approachwith full lifecycle management and versioning strategy-Real-time synchronization architecturebetween multiple systems to ensure data consistency## 🤝 Pre-Sales & Executive Engagement-Facilitation of technical workshopswith stakeholders for architecture validation and project scoping-Analysis of client needsand proposal of architectural solutions aligned with business objectives- **Contribution to solution costing**, considering business and technical constraints## ⚡ Performance & Scalability-Search engine optimization**: **50% performance improvementthrough caching strategies and data modeling-Delivery of a highly available platformwith99.7% uptimesupporting business growth---## 🎯 Key Skills**Architecture**: Multi-tenant, Event-driven, API-first, Microservices**Technologies**: RabbitMQ, API Management, Payment Systems, Node.js, Express, Java, Spring Boot, Angular**Methodology**: Technical Workshops, Pre-Sales, Solution Costing - Djamo Cote d'IvoireStaff EngineerBANKING AND INSURANCEJuly 2022 - December 2022 (6 months)Remote, United States
## 🏦 Financial Platform Architecture & Payment Processing
-CQRS and Event Sourcing architecturefor a financial ledger processing+100,000 daily transactions-Event-driven architecture with Apache Kafkafor real-time customer journey tracking and service personalization-Real-time data streamingfor customer analytics and instant fraud detection## 💰 Payment Integration & Data Management-Multi-provider integration architectureconnecting5 mobile money providerswith real-time data synchronization-Transactional consistency guaranteeacross a distributed mobile payment ecosystem## 📋 Technical Scoping & Standards- **Participation in technical scoping**, including effort estimation and deployment constraint analysis-Definition of architectural standardsto ensure platform scalability and maintainability---## 🛠️ Technical Stack**Architecture**: CQRS, Event Sourcing, Event-driven, Microservices**Frameworks**: Spring Boot, NestJS, TypeScript**Messaging & Data**: Apache Kafka, PostgreSQL**Modeling**: TOGAF, Archimate, UML, Archi, Draw.io**DevOps**: Docker**Methodology**: Agile/Scrum, Jira---## 🎯 Key Impacts✅100K+ transactions/dayreliably processed✅5 mobile money providersintegrated✅Real-time fraud detectionvia streaming analytics✅Scalable architectureadapted to the African financial market - sandbox.gameSenior Software EngineerVIDEO GAMES AND ANIMATIONJanuary 2022 - June 2022 (6 months)Remote, United States## 🎮 Large-Scale Platform Architecture-API management strategywith rate limiting and governance for a high-load marketplace-Blockchain-backend integration patternsconnecting Ethereum smart contracts with the PostgreSQL data layer## ⚙️ Automation & Synchronization-Automated synchronization pipelinesfor metadata and assets for content personalization-Hybrid Web2/Web3 architectureensuring consistency between on-chain and off-chain data## 🔗 Blockchain & Gaming-Web3 integrationfor managing NFTs and game assets-Decentralized architectureoptimized for high-frequency blockchain transactions---## 🛠️ Technical Stack**Backend**: Node.js, TypeScript**Frontend**: Vue.js**Blockchain**: Web3, Ethereum, Smart Contracts**Database**: PostgreSQL**APIs & Integration**: API Management, Rate Limiting**Modeling**: UML, Draw.io**DevOps**: Docker**Methodology**: Agile/Scrum, Jira---## 🎯 Key Impacts✅100K+ simultaneous usersefficiently managed✅Native Web3 integrationwith Ethereum smart contracts✅High-performance marketplacewith load management✅Automated synchronizationof game assets
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Education
- Bachelor of Software EngineeringGroupe Edhec2013
- Master of Software ArchitectureOpenClassroomsGestion de Projet • Définition du périmètre de projet • Audit d’Architecture Existante • Optimisation d’architecture • Conception ‘ Architecture • Choix de roadmap optimale • Gestion des risques • Coordination des ressources • Assurer l’amélioration continue des pratique de code • Adapter les architecture en fonction des contraintes