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I am a senior Full-Stack & DevOps developer who delivers custom web and mobile applications end-to-end, covering architecture, implementation, cloud deployments, monitoring, and day-to-day production operations with AI/ML solutions. I build scalable, secure, high-performance systems with clean, maintainable code, strong engineering discipline, and practical DevOps workflows that keep releases predictable and systems stable. I’m known as a reliable, hands-on problem solver who takes ownership and follows through. I communicate clearly, think critically about trade-offs, and stay persistent until issues are fully resolved—not just patched. I enjoy working closely with product and design to turn ambitious requirements into simple, user-friendly solutions, and I’m careful with details that impact real users: performance, edge cases, error handling, and data integrity. I have a strong track record of improving business efficiency by shipping workflow automations and integrations that reduce manual work, improve data accuracy, and streamline operations.…I am a senior Full-Stack & DevOps developer who delivers custom web and mobile applications end-to-end, covering architecture, implementation, cloud deployments, monitoring, and day-to-day production operations with AI/ML solutions. I build scalable, secure, high-performance systems with clean, maintainable code, strong engineering discipline, and practical DevOps workflows that keep releases predictable and systems stable. I’m known as a reliable, hands-on problem solver who takes ownership and follows through. I communicate clearly, think critically about trade-offs, and stay persistent until issues are fully resolved—not just patched. I enjoy working closely with product and design to turn ambitious requirements into simple, user-friendly solutions, and I’m careful with details that impact real users: performance, edge cases, error handling, and data integrity. I have a strong track record of improving business efficiency by shipping workflow automations and integrations that reduce manual work, improve data accuracy, and streamline operations.

Aljen Magat

Full Stack Developer, Web Developer, Front-End Developer, +2

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I am a senior Full-Stack & DevOps developer who delivers custom web and mobile applications end-to-end, covering architecture, implementation, cloud deployments, monitoring, and day-to-day production operations with AI/ML solutions. I build scalable, secure, high-performance systems with clean, maintainable code, strong engineering discipline, and practical DevOps workflows that keep releases predictable and systems stable. I’m known as a reliable, hands-on problem solver who takes ownership and follows through. I communicate clearly, think critically about trade-offs, and stay persistent until issues are fully resolved—not just patched. I enjoy working closely with product and design to turn ambitious requirements into simple, user-friendly solutions, and I’m careful with details that impact real users: performance, edge cases, error handling, and data integrity. I have a strong track record of improving business efficiency by shipping workflow automations and integrations that reduce manual work, improve data accuracy, and streamline operations.…I am a senior Full-Stack & DevOps developer who delivers custom web and mobile applications end-to-end, covering architecture, implementation, cloud deployments, monitoring, and day-to-day production operations with AI/ML solutions. I build scalable, secure, high-performance systems with clean, maintainable code, strong engineering discipline, and practical DevOps workflows that keep releases predictable and systems stable. I’m known as a reliable, hands-on problem solver who takes ownership and follows through. I communicate clearly, think critically about trade-offs, and stay persistent until issues are fully resolved—not just patched. I enjoy working closely with product and design to turn ambitious requirements into simple, user-friendly solutions, and I’m careful with details that impact real users: performance, edge cases, error handling, and data integrity. I have a strong track record of improving business efficiency by shipping workflow automations and integrations that reduce manual work, improve data accuracy, and streamline operations.

Available to hire

I am a senior Full-Stack & DevOps developer who delivers custom web and mobile applications end-to-end, covering architecture, implementation, cloud deployments, monitoring, and day-to-day production operations with AI/ML solutions.

I build scalable, secure, high-performance systems with clean, maintainable code, strong engineering discipline, and practical DevOps workflows that keep releases predictable and systems stable. I’m known as a reliable, hands-on problem solver who takes ownership and follows through. I communicate clearly, think critically about trade-offs, and stay persistent until issues are fully resolved—not just patched. I enjoy working closely with product and design to turn ambitious requirements into simple, user-friendly solutions, and I’m careful with details that impact real users: performance, edge cases, error handling, and data integrity. I have a strong track record of improving business efficiency by shipping workflow automations and integrations that reduce manual work, improve data accuracy, and streamline operations.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Junior Web Developer

January 1, 2018 - January 1, 2019

Implemented RBAC/authorization, middleware, and strong input validation to ensure safe, predictable behavior across core workflows.

Senior Full Stack Developer at Toto Club

January 1, 2019 - December 31, 2022

Led the development of production web and mobile apps using Node.js, Vue.js, and React Native; shipped 8 major releases and 40–50 feature iterations. Built pixel-perfect, responsive UIs with Tailwind CSS; designed scalable back-end services with MySQL and MongoDB; implemented REST and GraphQL APIs; integrated third-party services; built CI/CD pipelines and deployed to cloud.

Senior Full Stack Developer at Staking Platform

January 1, 2023 - January 1, 2025

Coordinated cross-functional team (Frontend, Backend, QA) to launch Betting Platform with sports betting, casino games, and slot machines using Go and Next.js; implemented GraphQL API and real-time WebSocket integration; improved P95 latency by ~30% via profiling and optimization; integrated Stripe payments; deployed to AWS; collaborated with design/product to ensure scalable, maintainable systems.

Full-Stack & DevOps Engineer at IWAVE, INC

January 1, 2018 - December 31, 2019

Architected and delivered 6 production web + mobile applications using Node.js, Vue.js, React, React Native, and MongoDB; owned features end-to-end from planning to release.

Senior Full-Stack Engineer

January 1, 2019 - December 31, 2022

Designed scalable REST APIs and domain data models; reduced 95th percentile latency by ~60% via query optimization, indexing, paging, and caching; built real-time WebSocket systems for notifications and live updates; supported ~2,000 concurrent connections with robust reconnect logic.

Senior Full Stack Developer at StatKing

January 1, 2023 - January 1, 2025

Launched a complex Betting Platform featuring sports betting, casino games, and slot machines using Go and Next.js; integrated front-end and back-end components; GraphQL APIs; real-time features; deployed to AWS.

Senior Full Stack Developer at Toto Club

January 1, 2024 - February 1, 2026

Led development of betting platform featuring Go-based back-end and Next.js front-end; implemented real-time integrations, GraphQL APIs, and scalable microservices; collaborated across cross-functional teams.

Senior Full Stack Developer at Staking

January 1, 2023 - January 1, 2025

Coordinated across cross-functional teams to launch Betting Platform for NFL/NBA; focused on end-to-end platform delivery with React/Next.js on the front-end and Go on the back-end; implemented REST APIs, GraphQL APIs, and real-time features.

Senior Full-Stack & DevOps Developer at Oursky

January 1, 2021 - January 1, 2023

Delivered production web and mobile apps using Next.js, Flutter, React Native; implemented cloud deployments on AWS/Google Cloud; managed monitoring and day-to-day production operations; delivered 6 major releases and 40 feature iterations; designed end-to-end architectures and scalable systems.

Full-Stack Web Developer at PCCW

January 1, 2019 - January 1, 2021

Integrated frontend with backend APIs and data layers (PostgreSQL / MongoDB); improved load times via optimized queries and caching; built scalable REST APIs and GraphQL services; collaborated across frontend, backend, QA; implemented CI/CD and monitoring.

Full-Stack & DevOps Engineer at ToTo Club

January 1, 2015 - January 1, 2019

Led development for online casino, mini games, and sports betting; built full-stack solutions using Go, Node.js, and React; designed and deployed architectures; collaborated with cross-functional teams; shipped multiple releases.