Febby Gumilar
Febby Gumilar

Senior Full-Stack & Mobile Engineer · React · Next.js · Node.js · iOS / Android · GCP · AI Agents

Actively looking · Member since 21 Oct 2026
Location
Bandung, Indonesia
Desired salary
72k–150k USD/yearly
Work preference
Remote Only / Full Time, Part Time, Contract
Experience level
Senior

About

Professional summary

Currently MagLoft's sole engineer. Day-to-day I run the whole MagLoft stack on my own, 8+ products and 30+ Google Cloud services serving 400K+ readers and 35M+ API requests a month. Since going solo I have shipped 4 enterprise client projects, all on time with no production incidents, and brought infrastructure cost down 10.5%. In 2026 I rebuilt MagLoft's AI PDF conversion on Claude and delivered the Amway annual update across four products.

Outside client work I built a desktop AI assistant on the Claude Code CLI and MCP. Its agents browse and act on web pages, code and test on a review branch, research business ideas, and take notes in live meetings over OpenAI Realtime, with a human approving anything before it ships. The same tooling is part of my daily work.

Before going solo I led a team of three through 10+ enterprise projects, including 6 Amway products live across EU, South Africa, and ANZ. Before that, four years of full-stack work on 7 MagLoft web products and 40+ custom projects, on top of the mobile platform I started on in 2016, 400+ iOS and Android releases at 4.5 stars and 99.5%+ crash-free.

14+ years across mobile, full-stack, and infra. Solo work has taught me to scope ambiguous problems and stay accountable for what breaks. I stayed at MagLoft because they kept opening up bigger surfaces, mobile, then full-stack, then lead, then sole engineer. Ready for the next one, bigger team, deeper product, or both.

Best fit is a product or platform team where ownership and end-to-end thinking matter more than process. Most useful in publishing, mobile, or GCP-heavy products. Title is flexible, what matters is the surface, the team, and the comp.

Notice period: 2 months full-time, 4 weeks part-time/contract

Skills

34 capabilities

Tech stack & tools

Working toolkit

Experience

Career history

Sole Engineer MagLoft Pte Ltd

Sole engineer for the whole MagLoft stack, 8+ products and 30+ GCP services (Cloud Run, VMs, CDN, Load Balancers, Pub/Sub, Cloud SQL) serving 400,000+ readers and 35M+ API requests a month. Kept the platform current with Node 22 and TypeScript 5 on the API and a native rewrite of the Android reader app.
• Delivered 4 enterprise custom projects in a 5-month stretch (Amway recurring updates plus new client work), all on time with zero production incidents and zero client-reported bugs
• Reduced cloud infrastructure cost by 10.5% through Cloud Run and VM right-sizing and a Cloud SQL upgrade. In 2026 cut Bunny CDN image-cache storage cost by about 67% by moving the perma-cache from a 7-region replicated zone to a single region
• Built MagLoft's AI PDF conversion, first on OpenAI (2025), then rebuilt on Claude and launched in production in July 2026 at $2 per page, with the batch pipeline moved from Cloud Functions to Cloud Run Jobs for multi-hour conversions. SEO and social-post generation moved to Claude the following month
• Delivered the 2026 Amway annual update across four products (Income Simulator, SSD, Achievers, and a new My Recognition certificate page with token-verified PDF download), plus two new Amway builds, ABO Journey (onboarding for new Amway Business Owners across 34 markets) and the Achievers Gallery widget

Lead Developer MagLoft Pte Ltd

• Led 10+ custom development projects for enterprise clients and major publishers, delivered with zero production incidents
• Led a 3-person team shipping 50+ features across 6+ MagLoft products, including AI features (text-to-speech, SEO generation), a token system, and integrations with OpenAI, Stripe, GoHighLevel, and Zapier
• Migrated publishers from the legacy portal to the new Universal App admin, with per-feature toggles, better analytics, and finer user access levels

Fullstack Developer MagLoft Pte Ltd

• Moved from mobile-only to full-stack (Angular, React, Next.js, GraphQL, Node.js, Ruby, Cloud Functions) and delivered 7 MagLoft web products (Admin, Editor, Universal App, FlexPDF, MXP, PWA, Portal) while keeping the mobile apps at 99.5%+ crash-free
• Delivered 40+ custom development projects over 4 years (averaging 10 projects a year), including 6 major Amway enterprise projects (Xperience, Income Simulator, SSD, Achievers, Recognition, Wellness Program) with recurring annual updates and 100% client retention
• Built the GraphQL and REST APIs on Cloud Functions that now handle 35M+ requests a month, keeping data in sync in real time across mobile and web

Mobile Application Developer MagLoft Pte Ltd

• Took on Android next to iOS so one engineer covered both platforms, delivering 400+ app builds (100+ per platform per year) for MagLoft publishers at 4.5+ star ratings and 99.5%+ crash-free
• Helped build app-drone, the semi-automated system that generates a customised iOS and Android app for each publisher in place of manual builds
• Built 50+ mobile features including bookmarks, notes, annotations, offline reading, push notifications, in-app purchases, and subscription management, growing the reader app from list, download, and read into a full publishing platform
• Led React Native adoption inside the native iOS and Android apps, building the shared Shelf home screen (magazines, articles, account) without giving up native performance

Lead Mobile Developer PT. Mitra Media Aplikasi

• Direct involvement in product R&D, strategy, concept and creative development, and all technical aspects.

iOS Developer and Team Leader Jack's Labs

• Built applications for iOS platform, ensuring performance and quality.
• Identified and corrected bugs, maintained code quality and automation.

Web and Mobile Developer Pushjaw

• Backend development using Ruby on Rails, frontend mobile using Titanium Mobile.

Software Engineer PT. Informatika Reka Mandiri

• Built a web journal anti-plagiarism system in PHP.

System Developer CV. Bintang Mandiri

• Built the application that handles the company's business data, Visual Basic 6 with SQL Server.

Web Programmer (freelance) CV. Tricomindo

• Built an enterprise system with PHP, JavaScript, Ajax, jQuery and MySQL.

Education

Learning history
No education data available.

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