Brian Mahlatini

Senior Full-Stack Developer with strong experience building scalable SaaS platforms, distributed systems, and real-time applications using React, Next.js, Node.js, Express, and AWS. Experienced in designing system architecture, building REST APIs, integrating AI services (OpenAI, Claude), and delivering production-grade cloud applications with focus on performance, scalability, and reliability. Proven ability to build end-to-end systems including authentication, payments, background processing, caching layers, and real-time communication systems.

Full-Stack Software Engineer at Genius Humans (2024-07 – Present)

• Built scalable SaaS applications using React, Next.js, Node.js, and Express in production environment
• Designed and implemented REST APIs and system architecture, improving system performance by 30%
• Integrated OpenAI and Claude APIs into backend workflows, reducing manual processing by 35%
• Optimized PostgreSQL and MongoDB queries, improving response times by 30%
• Implemented secure authentication (JWT, Auth0, RBAC), reducing unauthorized access by 45%
• Deployed applications on AWS (EC2, S3, Lambda) using Docker and CI/CD pipelines
• Contributed to system design, scalability, and backend architecture decisions

Full-Stack Developer at Wenzhou Hams IT Co., Ltd (2021-02 – 2024-06)

• Developed full-stack applications using React, Next.js, Node.js, and Express
• Built RESTful APIs and backend services for enterprise systems
• Designed optimized database schemas (PostgreSQL, MongoDB), reducing query time by 30%
• Assisted in AWS cloud deployments and system maintenance
• Collaborated in agile teams delivering production-ready systems

Bachelor of Engineering in Computer Science – Wenzhou University