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I'm Korosh Radkoroshrad, a software engineer with extensive experience in building high-performance, scalable distributed systems and microservices. I thrive in cross-functional teams and work across the stack with TypeScript, Node.js, React, Python, and cloud-native technologies to deliver clean, maintainable code and robust architectures. I'm passionate about enhancing developer experience and engineering excellence through automation, tooling, and process improvements. Over my career, I've led initiatives in real-time pricing engines, secure APIs, observability dashboards, and AI-powered personalization, always aligning technical solutions with business goals and mentoring junior engineers along the way.…I'm Korosh Radkoroshrad, a software engineer with extensive experience in building high-performance, scalable distributed systems and microservices. I thrive in cross-functional teams and work across the stack with TypeScript, Node.js, React, Python, and cloud-native technologies to deliver clean, maintainable code and robust architectures. I'm passionate about enhancing developer experience and engineering excellence through automation, tooling, and process improvements. Over my career, I've led initiatives in real-time pricing engines, secure APIs, observability dashboards, and AI-powered personalization, always aligning technical solutions with business goals and mentoring junior engineers along the way.

Korosh Radkoroshrad

Full Stack Developer, Web Developer, Programmer, +2

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I'm Korosh Radkoroshrad, a software engineer with extensive experience in building high-performance, scalable distributed systems and microservices. I thrive in cross-functional teams and work across the stack with TypeScript, Node.js, React, Python, and cloud-native technologies to deliver clean, maintainable code and robust architectures. I'm passionate about enhancing developer experience and engineering excellence through automation, tooling, and process improvements. Over my career, I've led initiatives in real-time pricing engines, secure APIs, observability dashboards, and AI-powered personalization, always aligning technical solutions with business goals and mentoring junior engineers along the way.…I'm Korosh Radkoroshrad, a software engineer with extensive experience in building high-performance, scalable distributed systems and microservices. I thrive in cross-functional teams and work across the stack with TypeScript, Node.js, React, Python, and cloud-native technologies to deliver clean, maintainable code and robust architectures. I'm passionate about enhancing developer experience and engineering excellence through automation, tooling, and process improvements. Over my career, I've led initiatives in real-time pricing engines, secure APIs, observability dashboards, and AI-powered personalization, always aligning technical solutions with business goals and mentoring junior engineers along the way.

Available to hire

I’m Korosh Radkoroshrad, a software engineer with extensive experience in building high-performance, scalable distributed systems and microservices. I thrive in cross-functional teams and work across the stack with TypeScript, Node.js, React, Python, and cloud-native technologies to deliver clean, maintainable code and robust architectures.

I’m passionate about enhancing developer experience and engineering excellence through automation, tooling, and process improvements. Over my career, I’ve led initiatives in real-time pricing engines, secure APIs, observability dashboards, and AI-powered personalization, always aligning technical solutions with business goals and mentoring junior engineers along the way.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior Software Engineer at Sainsbury’s

April 1, 2022 - Present

Architected and implemented a high-throughput Strategic Promotion Engine within a hexagonal architecture, leveraging TypeScript, Express.js, and Kafka to deliver real-time dynamic pricing and promotions across multiple sales channels with sub-second response times. Designed and secured RESTful APIs with Express.js for Redis and PostgreSQL, managing schema evolution with migrations and ensuring consistent data access for downstream systems. Improved CI/CD pipelines with GitHub Actions and containerized test environments, accelerating release cycles and enhancing production deployment stability. Deployed microservices on Kubernetes (EKS) with Docker and Terraform-based IaC, enabling high availability to handle seasonal traffic. Built real-time ETL pipelines in TypeScript/Node.js with parallel processing, improving data freshness for near real-time analytics. Extended platform capabilities with interactive dashboards (React) and REST/GraphQL APIs, empowering analytics teams. Integrated Py

Software Engineer at TCS @ JPMorgan Chase

April 1, 2022 - September 9, 2025

Built a low-latency market data ingestion pipeline with Node.js and WebSocket, achieving sub-millisecond delivery of streaming data to support high-frequency analytics and algorithmic decision-making. Enhanced system resilience with circuit breakers, distributed tracing, and log aggregation, ensuring reliable performance under extreme concurrency. Developed automated observability dashboards with Grafana and Prometheus, enabling proactive issue detection and fast root-cause analysis. Secured APIs and data pipelines by implementing OAuth2, JWT, and adaptive rate-limiting strategies, mitigating vulnerabilities and ensuring compliance in mission-critical financial systems.

Software Engineer at Open Classrooms

March 1, 2020 - September 9, 2025

Migrated Learning Management System from legacy monolithic architecture to a scalable Java microservices ecosystem. Developed user-centric features using Django and React, enhancing the learning experience for thousands of students. Streamlined product development by adopting composable infrastructure systems leading to reusable React components for cross-project efficiency, reducing development time significantly. Revamped test plans and scripts, driving TDD/BDD practices using JUnit and Mockito, mitigating errors and incidents by 20%.