Irsyad Abdul

Fullstack Engineer with 5+ years of experience building scalable web applications, backend services, and distributed systems across banking, enterprise, and SaaS environments. Specialized in Node.js, TypeScript, Golang, and React/Next.js, with proven expertise in microservices architecture, asynchronous processing, caching strategies, API design, and database optimization. Delivered high-reliability solutions in regulated banking environments where performance and uptime are non-negotiable.

Fullstack Engineer - Internal Tools Team at PT. Krom Bank Indonesia (2025-06 – Present)

• Implement Redis caching across banking platform APIs, reducing average response time by ~75% and significantly cutting database query load during peak operational hours.
• Decoupled background processing from the main backend by migrating long-running workflows into a dedicated BullMQ consumer service, improving system isolation and processing reliability — handling 2M+ data records per weekday.
• Designed and implemented secure, scalable backend services using TypeScript and Express.js, deployed on AWS EKS with S3 for storage and Scalyr for observability.
• Built modern, responsive internal UIs using Next.js and Mantine UI, improving usability across multiple operational departments.
• Collaborated with product owners and business stakeholders to translate operational requirements into production-ready features within a cloud-native AWS environment

Fullstack Developer - Corporate Core Platform (CCP) Team at PT. Bank Rakyat Indonesia (2024-06 – 2025-05)

• Designed and shipped 3 production microservices using Fastify and NestJS, handling up to 100 RPS with stable performance under real transaction load.
• Built event-driven asynchronous pipelines using RabbitMQ and Redis, decoupling service dependencies and improving cross-service integration reliability across corporate banking workflows.
• Developed and maintained Golang services handling high-throughput background data processing, significantly reducing processing time compared to prior synchronous implementations.
• Implemented scheduled jobs and background workers to automate recurring business tasks, reducing manual intervention across operational processes.
• Built reusable frontend components using Next.js and Material UI, accelerating feature delivery across the corporate banking platform.
• Contributed to system performance improvements through code optimization, query tuning, and architectural enhancements.

Backend Developer at PT. Optima Media Teknologi (2022-08 – 2024-05)

• Architected and delivered RESTful and GraphQL APIs powering multiple enterprise and web-based applications, with emphasis on scalability, maintainability, and clean code.
• Resolved critical API and database performance bottlenecks through query optimization and Redis caching, improving application responsiveness across high-traffic endpoints.
• Designed and led database schema design (ERD) for new applications, serving as the primary technical reference for data modeling decisions within the team.
• Conducted code reviews for a 2-person backend team, establishing engineering standards that improved code quality and development consistency.
• Collaborated with frontend engineers, GIS specialists, and project stakeholders to deliver integrated business solutions across diverse client environments.

Web Developer at Andaf Corporation (2020-08 – 2022-08)

• Built and maintained client-facing websites and digital platforms for marketing and e-commerce industries using Laravel and MySQL.
• Developed custom CMS solutions, integrated third-party payment gateways and analytics APIs, and delivered SEO and performance optimizations per client requirements.
• Managed end-to-end feature delivery from planning through deployment, collaborating directly with clients to gather requirements and propose technical solutions.

Bachelor of Informatics Engineering in Computer Science – UIN Syarif Hidayatullah Jakarta (2016 – 2022)