Daniel Okoye

Backend Engineer with DevOps knowledge with 5+ years of experience building scalable, data-driven systems using TypeScript, Node.js, Supabase (PostgreSQL), and Python. Proven track record of delivering real-time, high-performance platforms, including a multi-user trading system with optimized database architecture, low-latency APIs, and automated deployment pipelines.

Full-Stack Developer at CAFX Trading Platform (2025-07 – Present)

Full-stack development of a multi-user trading platform with real-time execution capabilities

• Architected a full-stack, multi-user trading platform supporting real-time execution and concurrent user workflows
• Developed a TypeScript-based frontend with real-time trading interface and dynamic user interactions
• Engineered PostgreSQL schema and SQL queries for high-throughput operations and efficient data access, reducing query time by ~50%
• Leveraged Supabase (Auth, Realtime, Database) to reduce backend development time and accelerate feature delivery by ~30–40%
• Redesigned a multi-user architecture ensuring secure user isolation, concurrency control, and consistent execution under load
• Built and maintained CI/CD pipelines (GitHub Actions), reducing deployment time and improving release reliability by ~50%
• Managed infrastructure across cloud VPS and containerized environments, ensuring high availability and system stability

Backend & Data Engineer at Virtual Tribe (2022-03 – 2025-05)

Backend and data engineering services for scalable web applications and data-driven workflows

• Developed backend services using TypeScript, Node.js, and PostgreSQL (Supabase), supporting scalable web applications and data-driven workflows
• Enhanced query performance, reducing average data retrieval time by ~25-35% for high-volume datasets
• Implemented secure authentication and authorization mechanisms, including role-based access control (RBAC) for multi-user systems
• Streamlined deployment pipelines using GitHub Actions, reducing release cycles and improving deployment reliability by ~40–50%

Backend Developer at GramDech Inc (2021-02 – 2022-03)

Backend API development for student and administrative workflows

• Developed backend APIs using Node.js, TypeScript, and PostgreSQL to support student and administrative workflows
• Designed relational database schemas enforcing one-to-many relationships and data integrity constraints
• Implemented authentication systems with secure login flows and controlled access to user data
• Built a dual-database authentication mechanism, validating users against an internal database with a fallback to an external domain-based system

Bachelor of Science in Computer Science – University of Uyo