Mahan Nezafat

About

Backend Engineer with 4+ years of experience designing and scaling secure backend systems using Node.js and NestJS. Skilled in PostgreSQL query optimization, Dockerized deployments, and managing hybrid SQL/NoSQL architectures. Eager to apply backend expertise to drive business growth through resilient and efficient infrastructure. Experienced in fintech platforms and AI-powered applications. Technologies include Javascript, Typescript, SQL, HTML, CSS, Node.js, MongoDB, PostgreSQL, Jest, RESTful API, Linux, Docker, NestJS, CI/CD, Git, Docker Compose, SOLID, Redis, Websocket, gRPC, design patterns, microservices, Supabase, TypeORM, Swagger, and Next.js. Flexible and adaptable to any environment, easily assimilates new technologies, highly sociable, a good team player, with strong communication skills.

Experience

• Back End Developer · AraPendar2024-06-01 –

  Led the end-to-end development of an online gold exchange platform, delivering a secure and fully functional product that enables users to trade gold online and in person. Collaborated with stakeholders to analyze complex financial requirements and produced detailed use cases, ensuring complete alignment between business needs and technical design. Architected and implemented the backend with NestJS and PostgreSQL, ensuring scalability, security, and efficient handling of high-volume financial transactions. Developed a secure authentication and authorization system (JWT, OTP, RBAC) and a user dashboard, strengthening platform security and simplifying account management. Built a digital wallet system with deposit/withdrawal features and gold trading (market and limit orders), enabling seamless and secure financial operations. Integrated in-person delivery scheduling, automated reporting, and a support ticket system, improving operational efficiency and customer trust. Created an admin panel to manage users, transactions, orders, galleries, treasury operations, and push notifications, streamlining administrative workflows.

• Full Stack Engineer · Freelance2021-07-01 – 2024-06-01

  Worked as a fullstack engineer freelancer, helping clients by creating fullstack web applications for them to increase products value, improve UI design and scalable backend systems. Examples include food recipes, restaurants, car dealership, travel agency, crypto website, social media bot, AI chat bots.

Education

• Islamic Azad UniversityBachelor of Engineering - BE, Computer Software Engineering
• National Organization for Development of Exceptional Talents (Sampad)

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