Wahyu Agus Arifin
Senior Software Engineer
itpohgero@gmail.com+62 81331419339Indonesiawahyuagusarifin.my.idlinkedin.com/in/wahyuagusarifingithub.com/itpohgero
Professional Summary
Senior Software Engineer with 8+ years of experience across web, mobile, and backend development. Specialized in frontend web engineering with React and Next.js, with direct hands-on experience building mobile applications using React Native and Flutter, and backend services using Go, Bun, and Node.js. Capable of working across the full technical stack and delivering production-ready software end to end.
Work Experience
Website Developer — React / Next.js
PT. Bank Saqu Indonesia (member of Astra Financial and WeLab)·Jakarta, Indonesia·Hybrid
- Joined the Ecosystem Squad to build partner integration web apps used in end-to-end new user onboarding flows.
- Developed Manual Top-Up and Interconnected Pocket features with direct integration to strategic partners: Ajaib, IM3, and Telkomsel.
- Built web interfaces using React and Next.js with high performance standards and accessibility compliance (WCAG).
- Collaborated cross-functionally with backend, product, and QA teams in agile feature delivery cycles.
Senior Frontend Engineer — React / Next.js
PT Kaldu Sari Nabati — EDS (Enterprise Distribution System)·Bandung, Indonesia·On-site
- Led the development of Salesman Report features on a large-scale enterprise distribution system built with React and Next.js.
- Co-Led the PMA Receiving module covering Monitoring, Analytics, GR E-Basp Integration Log, and Shipment SAP Integration Log — used by hundreds of national distribution agents.
- Built Transactional, Delivery Schedule, Master Data Branch, Region Management, and Backlog Category modules from scratch to production.
- Led technical planning, task breakdown, and feature coordination across developer teams in multiple streams.
Senior Frontend Engineer — React Native (iOS)
PT Astra International — Auto 2000 & Daihatsu·Jakarta, Indonesia·Remote
- Co-Led new feature development on the SAM 2 Auto 2000 iOS application using React Native, serving thousands of sales staff across the dealer network.
- Implemented 10+ critical features including OCR, Single ID, Hankei, Trust, EPDD, Ticket, Booking, Push Notification, Sales Program, Login Popup, and B2B EPO Data.
- Performed bug fixing and performance stabilization on the Daihatsuku (Daihatsu) and Digiroom Auto 2000 iOS applications.
- Coordinated intensively with native iOS and backend teams on API integration and cross-platform technical specification alignment.
Senior Fullstack Engineer — React / Next.js & Node.js
NU Online·Jakarta, Indonesia·Remote
- Built and developed a national-scale Islamic digital content platform using React and Next.js, serving millions of active users.
- Built and maintained backend services using Node.js to support all platform API requirements in a stable and scalable manner.
- Implemented SSR and SSG strategies in Next.js that significantly improved SEO performance and page load speed.
- Served as frontend lead, designing component architecture and application boilerplates to accelerate developer team productivity.
Middle Fullstack Engineer
PT Adyatma Cendekia Sinergi Abadi (ACSA)·Indonesia·Hybrid
- Worked across various cross-industry client projects in a software house — web apps, analytics dashboards, and internal management systems.
- Built responsive web interfaces with React and backend services with Node.js tailored to client specifications and requirements.
- Engaged directly with clients from requirement analysis, technical solution design, through to post-launch product iteration.
- Managed production deployments on VPS environments with Nginx configuration to ensure server uptime and security.
Notable Projects
lokio.devOwner & Creator — Solo Founder
TypeScript · Node.js · React · Next.js · CLI
- Designed and built a developer platform and CLI tool end-to-end as sole founder — covering product design, engineering, and distribution.
- CLI scaffolds complete screen structures with hooks, context, and module separation, significantly accelerating app development workflows.
- Published and actively maintained on npm; ecosystem includes classroom, sharing session, and Lokio Hubs community features.
Bank Saqu — Partner Integration Web
Website DeveloperReact · Next.js · TypeScript · Tailwind CSS
- Built partner-facing web integrations for user onboarding, Manual Top-Up, and Interconnected Pocket within the Ecosystem Squad at Bank Saqu Indonesia.
- Integrated directly with strategic financial partners — Ajaib, IM3, and Telkomsel — under strict compliance and performance requirements.
SAM 2 — Auto 2000 (iOS)
Senior Frontend Engineer — Co-LeadReact Native · TypeScript · iOS · REST API · FCM
- Co-led feature development on the primary iOS sales assistant application for Auto 2000, used by thousands of sales staff across the national dealer network.
- Shipped 10+ critical features including OCR, Single ID, Hankei, Trust, EPDD, Ticket, Booking, Push Notification, Sales Program, and B2B EPO Data.
Technical Skills
Web (Primary)React, Next.js, Vue, Nuxt, Svelte, TypeScript, Tailwind CSS, Vite
MobileReact Native, Flutter
BackendNode.js, Bun, Go, Rust, REST API, GraphQL
DatabasePostgreSQL, MySQL, Redis, MongoDB, Qdrant
Tools & DevOpsDocker, AWS (S3, EC2, Lambda), GitHub Actions, Vercel, Traefik, Nginx
Architecture & PatternsComponent-Driven Development, Micro-Frontend, Micro-Services, Monorepo, JAMstack, REST & GraphQL API Design
Education
B.Sc. Informatics Engineering
Universitas Dian Nuswantoro·Semarang, Indonesia
GPA: 3.58 / 4.00
Certifications
Rust Certified Developer
Rust Programming Language
Languages
Indonesian — Native
English — Professional (B2)