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Software Engineer with 9+ years of experience building scalable mobile and web applications across fintech, telecom, and digital platforms. Strong expertise in mobile development using Kotlin, Java, and Swift, as well as full-stack development with React, Next.js, Node.js, and NestJS. Experienced in designing maintainable system architectures, building RESTful APIs, and delivering high-performance applications used by large user bases. Regularly leverages AI-assisted development tools to accelerate development, improve code quality, and solve complex engineering problems.…Software Engineer with 9+ years of experience building scalable mobile and web applications across fintech, telecom, and digital platforms. Strong expertise in mobile development using Kotlin, Java, and Swift, as well as full-stack development with React, Next.js, Node.js, and NestJS. Experienced in designing maintainable system architectures, building RESTful APIs, and delivering high-performance applications used by large user bases. Regularly leverages AI-assisted development tools to accelerate development, improve code quality, and solve complex engineering problems.

Rakhmat Adya Bukhari

App Developer, Web Developer, Programmer, +4

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Software Engineer with 9+ years of experience building scalable mobile and web applications across fintech, telecom, and digital platforms. Strong expertise in mobile development using Kotlin, Java, and Swift, as well as full-stack development with React, Next.js, Node.js, and NestJS. Experienced in designing maintainable system architectures, building RESTful APIs, and delivering high-performance applications used by large user bases. Regularly leverages AI-assisted development tools to accelerate development, improve code quality, and solve complex engineering problems.…Software Engineer with 9+ years of experience building scalable mobile and web applications across fintech, telecom, and digital platforms. Strong expertise in mobile development using Kotlin, Java, and Swift, as well as full-stack development with React, Next.js, Node.js, and NestJS. Experienced in designing maintainable system architectures, building RESTful APIs, and delivering high-performance applications used by large user bases. Regularly leverages AI-assisted development tools to accelerate development, improve code quality, and solve complex engineering problems.

Available to hire

Software Engineer with 9+ years of experience building scalable mobile and web applications across fintech, telecom,
and digital platforms. Strong expertise in mobile development using Kotlin, Java, and Swift, as well as full-stack development
with React, Next.js, Node.js, and NestJS. Experienced in designing maintainable system architectures, building RESTful APIs,
and delivering high-performance applications used by large user bases. Regularly leverages AI-assisted development tools to
accelerate development, improve code quality, and solve complex engineering problems.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Advanced

Indonesian

Fluent

Work Experience

Senior Android Developer at Calamatta Cuschieri

January 1, 2023 - Present

Led development of the MoneyBase fintech application; refactored a Java-Kotlin hybrid codebase; improved app efficiency using Room DB, Retrofit, and Koin; built CI/CD pipelines (GitHub Actions) and integrated AWS cloud services for secure, scalable backend operations.

Senior Android Developer at PC CW Solutions

July 1, 2022 - September 12, 2025

Led a team of 3 Android engineers to develop the MyIndiHome app for Telkomsel Indonesia; applied Domain-Driven Design to ensure scalable, modular architecture; implemented Room DB, Retrofit, and Dagger 2; reduced memory leaks and improved stability by 30%; enhanced UX and API efficiency, contributing to a 15% increase in app retention.

Head of Engineering at KO ZII.ID

December 1, 2021 - September 12, 2025

Led a team of 10 engineers, defined tech strategy and infrastructure for a microservices-based Android ecosystem; oversaw technical hiring, mentoring, and architecture decisions; collaborated with the business team to shape the project.

Senior Android Developer at LinkAja

January 1, 2021 - September 12, 2025

Refactored Android architecture from MVP to MVVM, improving scalability and maintainability; managed Git workflows; conducted code reviews and mentoring; led weekly project reports to the project owner.

Mobile Engineer at Vouch

April 1, 2020 - September 12, 2025

Developed Android & iOS SDKs using Kotlin (Jetpack) and Swift; built real-time customer engagement features using Socket.IO and Firebase; managed Git workflows for mobile development.

Android Developer at SOS Professional

March 1, 2019 - September 12, 2025

Built native Android apps with Retrofit, RxJava, OkHttp, and Room Database; mentored 5 Android developers and improved team productivity by 25%; managed Git workflows and QA.

Android Developer at SOSP Professional

February 1, 2017 - March 1, 2019

Built native Android apps with Retrofit, RxJava, OkHttp, and Room Database. Mentored 5 Android developers; improved team productivity by 25%. Managed Git workflows; performed unit testing; maintained apps with bug fixes and feature updates.

Mobile Engineer at Voucher.sg

April 1, 2019 - April 1, 2020

Developed Android & iOS SDKs using Kotlin (Jetpack IO) and Swift (CocoaPods). Created chatbots with SOCKET.IO for real-time customer engagement. Integrated Firebase and SOCKET.IO for Android and iOS. Managed Git workflows (PR, MR, etc.).

Senior Android Developer at LinkAja

May 1, 2020 - January 1, 2021

Refactored Android architecture from MVP to MVVM, improving scalability and maintainability. Managed Git workflows, pull requests, and weekly reports. Conducted code reviews and mentoring sessions. Stabilized and scaled a high-traffic fintech application used by millions of users; reduced bug recurrence and accelerated feature iterations.

Senior Android Developer at Xyntera

January 1, 2024 - Present

Leading frontend and AI feature development in SaaS products. Focus on frontend engineering using Next.js, React, TypeScript. Built scalable dashboards, CMS, landing pages, internal tools. Designed and developed Android apps using Kotlin, Java, MVVM/MVI, Jetpack Compose. Maintained mobile app features with web products. Backend services using NestJS, Prisma, PostgreSQL, Supabase, Auth, Redis. Handling multi-tenant data models. Implemented testing strategies (unit, UI, testable architecture). Established Git workflows, CI/CD, environment separation, deployment automation. AI-powered product features integrated into workflows, including prompt engineering with structured system prompts; MCP, tool calling & function orchestration; caching, retry strategies, fallbacks; token optimization; guardrails; deterministic outputs for SaaS use cases.