Irsyad Abdul

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.

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