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Hello! I'm Muhamad Irsal Firansyah, a performance-driven frontend engineer with over 7 years of experience architecting scalable web applications using Next.js and TypeScript. I thrive on turning complex requirements into fast, delightful user experiences and actively integrate AI-assisted development workflows to accelerate delivery and improve test coverage. I'm passionate about collaborating across product, design, and engineering teams to build impact-for-business SaaS platforms and continuously optimize workflows to achieve speed and precision.…Hello! I'm Muhamad Irsal Firansyah, a performance-driven frontend engineer with over 7 years of experience architecting scalable web applications using Next.js and TypeScript. I thrive on turning complex requirements into fast, delightful user experiences and actively integrate AI-assisted development workflows to accelerate delivery and improve test coverage. I'm passionate about collaborating across product, design, and engineering teams to build impact-for-business SaaS platforms and continuously optimize workflows to achieve speed and precision.

Muhamad Irsal Firansyah

Front-End Developer, Full Stack Developer, Web Developer

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Hello! I'm Muhamad Irsal Firansyah, a performance-driven frontend engineer with over 7 years of experience architecting scalable web applications using Next.js and TypeScript. I thrive on turning complex requirements into fast, delightful user experiences and actively integrate AI-assisted development workflows to accelerate delivery and improve test coverage. I'm passionate about collaborating across product, design, and engineering teams to build impact-for-business SaaS platforms and continuously optimize workflows to achieve speed and precision.…Hello! I'm Muhamad Irsal Firansyah, a performance-driven frontend engineer with over 7 years of experience architecting scalable web applications using Next.js and TypeScript. I thrive on turning complex requirements into fast, delightful user experiences and actively integrate AI-assisted development workflows to accelerate delivery and improve test coverage. I'm passionate about collaborating across product, design, and engineering teams to build impact-for-business SaaS platforms and continuously optimize workflows to achieve speed and precision.

Available to hire

Hello! I’m Muhamad Irsal Firansyah, a performance-driven frontend engineer with over 7 years of experience architecting scalable web applications using Next.js and TypeScript. I thrive on turning complex requirements into fast, delightful user experiences and actively integrate AI-assisted development workflows to accelerate delivery and improve test coverage.

I’m passionate about collaborating across product, design, and engineering teams to build impact-for-business SaaS platforms and continuously optimize workflows to achieve speed and precision.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Indonesian

Fluent

English

Advanced

Work Experience

Frontend Engineer at Taroko

December 1, 2024 - April 1, 2026

Engineered and optimized frontend features for high-traffic SaaS product suite (LegalTemplates, DocumentGenius, RushPDF); Next.js, Redux Saga, and Lerna monorepo; reduced load times on critical pricing and builder pages by up to 3 seconds for US audience; drove conversions via rigorous A/B testing and GTM; integrated SociableKIT and Chameleon to improve onboarding and engagement.

Frontend Engineer at Runchise

March 1, 2024 - December 1, 2024

Architected core back-office features including Order Management, Stock, and Inventory to support 2,000+ F&B outlets; built E2E testing framework with Cypress using HAR mocks to ensure stability; collaborated with cross-functional teams to translate supply chain logic into intuitive web interfaces.

Frontend Engineer at Hypefast

January 1, 2023 - February 1, 2024

Developed Inventory and Order Management Systems for a portfolio of 25+ local brands; implemented WebSockets-based omnichannel chat and Next.js/TypeScript stack; improved reliability with XState, Sentry, and Amplitude analytics; leveraged feature flags for safe deployments.

Frontend Lead at Creative Station

June 1, 2022 - December 1, 2023

Led frontend development of an EdTech platform from scratch; built high-performance apps using Next.js, Zustand, and React Query; established a centralized Design System with Storybook; mentored two junior engineers and optimized SDLC with Scrum and JIRA.

Frontend Engineer at Waresix

April 1, 2021 - January 1, 2023

Architected high-performance logistics solutions with React/TypeScript and GraphQL; built batch order system with Excel integration and Gzip compression; delivered delivery order management with Google Maps and react-beautiful-dnd; enforced UI consistency via Storybook and contributed to team growth through technical leadership.

Frontend Engineer at Sicepat Ekspres Indonesia

November 1, 2020 - April 1, 2021

Engineered scalable dashboards using React/TypeScript with complex REST APIs; developed critical modules including Order Management, Pricing, and Proof of Delivery (POD), improving internal workflow efficiency; collaborated with PM and QA to deliver robust software in a fast-paced environment.

Frontend Engineer at Happy5

April 1, 2019 - November 1, 2020

Developed HR modules such as Performance Reviews and OKRs for enterprise clients; built frontend with React, Zustand, and React Query; standardized Storybook design system and implemented Cypress E2E tests to reduce production risk.

Piping Drafter at Indobara Bahana

February 1, 2015 - January 1, 2019

Prepared piping schematic drawings, shop drawings, standard details, and BOM; designed 3D AutoCAD layouts for water treatment plants.

Co-Founder at Nefa

May 1, 2016 - Present

Co-founded an interactive children's web platform; led frontend architecture with React, Next.js, and TypeScript; implemented Konva-based annotations and React Three Fiber 3D environments; coordinated AI-assisted backend development (Fastify, PostgreSQL) for dual-token authentication and Midtrans payments; managed end-to-end API integrations and data pipelines to deliver a scalable MVP.