Mehdi Bayat

Senior Full Stack Engineer at Sportradar

Developed and scaled core components of Sportradar's BET platform, delivering real-time interactive betting experiences embedded in live sports streams and partner books. Designed scalable frontend architecture using React, Zustand, and Redux, optimized for low-latency, high-concurrency live data synchronization. Built backend microservices with Node.js and NestJS, GraphQL, and Go to support real-time betting, fan engagement features, and partner integrations. Worked extensively with AWS services (EC2/ECS, Cognito, DynamoDB, CloudWatch, Bedrock, Terraform, CloudFormation) and Redis for high-performance caching. Improved system observability and reliability with Grafana and New Relic; established and maintained CI/CD pipelines with GitLab and Docker; ensured high code quality with Jest and Cypress. Collaborated with cross-functional teams to deliver scalable features on a tight timeline; contributed to architecture decisions, testing strategies, and performance optimization.

Senior Full-stack Developer at TSETMC (Tehran Securities Exchange Technology Management Co.)

Developed and maintained real-time trading and market data applications for Tehran Stock Exchange Technology Management Co. (TSETMC). Built interactive frontend with React, Redux, SignalR, WebSockets and styled-components; backend services in .NET Core, REST APIs, gRPC, and WebSockets in cloud environments. Improved performance and UX with multi-threading, maintaining scalable architecture and test coverage with Jest. Worked in Agile with Scrum and Kanban; collaborated with cross-functional teams to deliver reliable financial systems.

Senior Front-end Developer at Omid Computer Service

Developed enterprise CRM and CMS platforms; built front-end apps using Angular; collaborated with microservices; focus on performance, reusable UI architecture, and secure real-time data handling for critical financial systems. Worked in Agile with Scrum/Kanban; built robust front-end patterns and maintainable architectures.

Senior Full-stack Developer at Rahyab Rayane Gostar

Developed and maintained an enterprise system for logistics operation management across web, mobile, and desktop platforms. Technologies included C#, .NET MVC, .NET Core, Entity Framework, WCF, Web API, React, Redux, Angular, and SQL. Served as the primary system for Iran's 13 major maritime ports; contributed to industry recognition including the second Asia Award for Trade Facilitation in 2011. Successfully deployed a new version from 2015 to 2018, enhancing operations across all ports.

Led development of an innovative health care startup focused on modernizing digital health care services. Built scalable web applications using .NET, React, REST APIs, and Jest; emphasized user experience, maintainable architecture, and healthcare workflow automation. Designed core platform features from concept to production; gained hands-on experience across product development, technical architecture, and startup execution.

Full-stack Developer at PressTV

Developed high-performance multimedia and broadcasting applications across desktop, mobile, and embedded systems. Built C++ applications for processing and displaying real-time video and image feeds from broadcasting hardware on large-scale monitoring systems. Collaborated with cross-functional teams to deliver low-latency media solutions; contributed to Android and iOS mobile apps using Java and Objective-C.

Senior Full-stack Developer at Tehran Securities Exchange Technology Management Co. (TSETMC)

Developed and maintained real-time trading and market data applications for Iran's national stock exchange infrastructure. Built frontend with React, Redux, SignalR, and WebSockets; backend services with .NET Core, REST APIs, gRPC, and WebSockets; optimized performance and reliability; contributed to cloud-based infrastructure and monitoring.

Senior Full-stack Developer at Rahyab Rayaneh Gostar

Developed an enterprise logistics management system for web, mobile, and desktop platforms. Led GCOMS as the primary operational system for Iran's 13 maritime ports; deployed new versions 2015–2018; tech stack included C#, .NET Framework/.NET Core, Entity Framework, WCF, React/Redux; utilized SQL Server, Redis; implemented scalable architecture and cloud/infrastructure improvements.

Full-stack Developer at HealthCare Startup (Tehran)

Led development of an innovative health care startup, modernizing digital health care services in Iran. Built scalable web applications using .NET, React, REST; emphasized user experience, maintainable architecture, and health care workflow automation; contributed from concept to production and led core platform features.