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Senior Software Engineer with 13+ years of experience designing scalable backend systems for games, fintech, telecom, and SaaS. I specialize in Golang, NodeJS/NestJS, distributed systems, real-time APIs, cloud-native architecture, and high-performance data pipelines. I lead system design and DevOps automation with a strong focus on reliability, performance, and observability—building microservices, autoscaling CI/CD, caching/sharding strategies, and analytics pipelines that support high-traffic products.…Senior Software Engineer with 13+ years of experience designing scalable backend systems for games, fintech, telecom, and SaaS. I specialize in Golang, NodeJS/NestJS, distributed systems, real-time APIs, cloud-native architecture, and high-performance data pipelines. I lead system design and DevOps automation with a strong focus on reliability, performance, and observability—building microservices, autoscaling CI/CD, caching/sharding strategies, and analytics pipelines that support high-traffic products.

Mizanur Rahman Mojumder

Software Engineer, Back-End Developer, Game Developer

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Senior Software Engineer with 13+ years of experience designing scalable backend systems for games, fintech, telecom, and SaaS. I specialize in Golang, NodeJS/NestJS, distributed systems, real-time APIs, cloud-native architecture, and high-performance data pipelines. I lead system design and DevOps automation with a strong focus on reliability, performance, and observability—building microservices, autoscaling CI/CD, caching/sharding strategies, and analytics pipelines that support high-traffic products.…Senior Software Engineer with 13+ years of experience designing scalable backend systems for games, fintech, telecom, and SaaS. I specialize in Golang, NodeJS/NestJS, distributed systems, real-time APIs, cloud-native architecture, and high-performance data pipelines. I lead system design and DevOps automation with a strong focus on reliability, performance, and observability—building microservices, autoscaling CI/CD, caching/sharding strategies, and analytics pipelines that support high-traffic products.

Available to hire

Senior Software Engineer with 13+ years of experience designing scalable backend systems for games, fintech, telecom, and SaaS. I specialize in Golang, NodeJS/NestJS, distributed systems, real-time APIs, cloud-native architecture, and high-performance data pipelines.

I lead system design and DevOps automation with a strong focus on reliability, performance, and observability—building microservices, autoscaling CI/CD, caching/sharding strategies, and analytics pipelines that support high-traffic products.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior/Lead Backend Engineer at Recoded Studio, Singapore

July 1, 2021 - Present

Designed and led backend architecture for real-time mobile games serving millions of sessions. Built Golang and NodeJS microservices for low-latency, high-concurrency gameplay. Implemented CPU-intensive game logic in Rust (Axum + loco.rs) to reduce GC latency using LRU caching and optimized resource usage. Built distributed systems using Redis, MySQL, SQS, and Pub/Sub to maintain stability during peak traffic and live events. Implemented autoscaling CI/CD pipelines with blue-green deployments, monitoring, and full observability. Reduced operational load via performance tuning, cost-aware architecture, and observability-driven improvements. Built FluentD → BigQuery analytics pipeline for game insights and dashboards, and created gameplay APIs, cloud-save sync, and progression systems. Led backend engineers across development, DevOps, testing, and incident response.

Senior Backend Engineer at Gumi Asia, Singapore

February 1, 2019 - July 31, 2021

Built real-time battle APIs, matchmaking systems, and event engines for The Alchemist Code. Developed backend modules using Node.js, Golang, Redis, RabbitMQ, and AWS. Optimized caching and database layers to reduce API latency and improve global uptime. Automated deployments using Lambda, EC2, and SQS to improve release reliability. Collaborated with Unity team for combat logic validation and gameplay consistency.

Senior Software Engineer at Brainstation-23, Bangladesh

February 1, 2012 - December 31, 2018

Built microservices, banking systems, booking engines, and CRM/ERP modules for global clients. Architected online banking modules including payments, transaction flows, and statements. Developed a Plap API (AbbVie Germany) using GraphQL, PostgreSQL RLS, and JWT authentication. Delivered enterprise platforms and integrations for City Bank, Vallie UK, GoWashMyCar, and BT Wholesale. Integrated Spring MVC, Oracle, and SOAP services with compliance for financial systems, including credit card, transaction, and bill payments.