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Akmal
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About Me
Passionate Engineer specializing in with expertise in and . I love solving complex problems and building .
I also write on my blog at akmal-mind.vercel.app.
Age
Location
Years of Experience
Languages
Indonesian, English, Japanese (basic)
Profile Overview
- Name
- Akmal Syarifuddin
- Role
- Software Engineer
- Location
- Jakarta, Indonesia
- Experience
- 5 years
Languages
Interests
Current Focus
Currently working at PT Djarum as a Senior Backend Engineer, developing the Kompit App with , , and services. Passionate about building scalable and implementing best practices in development.
Work Experience
PT Djarum (KOMPIT App - Bakti Olahraga)
Senior Backend Engineer
Key Achievements & Impact:
- •Responsible for for Kompit App, implementing scalable architecture using , , , , , , , , and services (, SQS, , SNS), improving system performance and reliability
- •Designed and built the real-time match controller, a service on and Gateway with typed AsyncAPI message contracts that runs live scoring, lineups and scoreboards for futsal and Ju-Jitsu; teammates later reused the pattern for other sports
- •Built core parts of the competition engine: single and double elimination, Swiss, round robin, group stages and match scheduling leveraging DDD Architecture.
- •Reworked match processing so the database stays the source of truth, with standings and stats updated asynchronously via SNS and SQS; adding a new sport now takes only a small registry entry
- •Built role-based access control with ; used k6 load tests to trace slow startup to policy loading, then cut policy load from ~9.3 s to ~0.1 s
- •Owned modules end to end: teams and squads, KYC verification, a partner with -key auth, and Elo ratings and seasons
- •Establish comprehensive testing practices with unit and , contributing to 90%+ code coverage and significantly reducing production bugs; moved mocks to gomock and added lint gates and CI-generated collections ( & )
- •Main reviewer for the team's backend pull requests
- •Drive end-to-end project delivery from requirements analysis to , collaborating with cross-functional teams to ship high-quality on time
- •Promoted to Senior Backend Engineer (Oct 2025); contributed to platforms powering national-scale sporting events
Technologies & Tools:
PT Dunia Digital Terdepan (Good Games Guild)
Backend Developer
Key Achievements & Impact:
- •Architected and developed backend for GGPlay (Web & Mobile), handling high-traffic workloads with (), , , , , , , , and — improving system scalability by ~40%
- •Built the GGPlay marketplace backend for digital products: catalog management, orders and payments, LapakGaming fulfilment callbacks, and automatic refunds when a provider rejects an order
- •Added time-boxed marketplace campaigns with discounts, cashback and stock quotas, using workers to start and end campaigns on schedule
- •Built social quests with Twitter/X and Discord account binding; workers verify follows, likes, retweets, comments and Discord roles, plus Telegram group-join quests
- •Built redeem and spin-reward features (vouchers, e-money) with a reviewer workflow, claim limits, balance rollback and CSV exports for admins
- •Built team management and team/tournament leaderboards in the Tournament service, updated per match and championship, plus group-stage (no-bracket) tournaments and player analytics
- •Created shared packages for pub/sub, route-level authorization policies and a dynamic form builder
- •Assisted integration by implementing features using , , and , expanding platform capabilities
- •Streamlined development processes by implementing an error notification system, improving team productivity
Technologies & Tools:
Ministry of Public Works and Housing - Kementerian PUPR RI
Backend Developer
Key Achievements & Impact:
- •Developed and optimized backend systems for eHRM PUPR (/, , , ), improving system response time by ~35%
- •Built the kenaikan pangkat (KP) nomination backend: period windows, multi-tier unit verification, surat usulan generation, BKN SIASN status tracking (including BTL/TMS), Excel process rekap, and -cached summaries
- •Built scheduled nomination pipelines that auto-nominate civil servants for rank promotion by category (regular, structural, functional, diploma, study assignment) from eligibility rules over rank, position, SKP, education and salary history
- •Built retirement (pensiun) and service-award (penghargaan) nomination flows with the same period → nominasi → verification → surat usulan/SK pattern and SIASN progress sync
- •Integrated BKN SIASN for ASN data and process progress: token exchange, KP/pensiun progress sync, Excel status import, and riwayat modules (pangkat, jabatan, SKP, diklat)
- •Implemented employee data-change workflows with pending records, multi-level approval and history across family, education, rank, position and related master data
- •Built leave (cuti) services with annual entitlement generation, approval paths, attendance-portal sync with retry, and automatic cancellation of stale pending requests
- •Added periodic salary increase (KGB) nomination plus personnel proposal packs (merged PDFs, ZIP archives, DOCX/Excel usulan) and email/SMS nomination notifications
- •Collaborated with System Analysts to define technical requirements and infrastructure specifications, aligning business needs with technical implementation
Technologies & Tools:
PT Tema Data Rekayasa Digital
Freelance Software Developer
Key Achievements & Impact:
- •Delivered full-stack web solutions using and with responsive design and modern UI/UX patterns
- •Built cross-platform mobile apps with for consistent iOS and Android performance
- •Developed APIs using & () and & () with focus on security, performance, and maintainability
Technologies & Tools:
PT ITOMMEY Bintang Indonesia
Fullstack Developer
Key Achievements & Impact:
- •Enhanced and maintained critical business apps for Apotek & PBF Online Medis (.js) and the Getkons Freelancer backend, shipping features that improved UX and operational efficiency
- •Maintained and extended the Online Medis backend alone for telemedicine and pharmacy fulfillment: / over and (auth, medication, pharmacy, payment, shipment, notification), with and
- •Owned Online Medis fulfillment paths: consult orchestration, multi-rail payments (BCA VA, BRI BRIVA, Xendit, ), Shipper delivery, franchise–PBF wholesale flows, stock-opname ops, and role-based portals
- •Backend for Getkons Freelancer (Getkons International), ITOMMEY's freelance marketplace: / with , , and covering auth, payments, documents and notifications
- •Owned Getkons marketplace APIs for expert/freelancer profiles, project matching, and review-based expert rankings used to surface top freelancers
- •Optimized database queries and caching strategies, achieving ~25% improvement in application response times
Technologies & Tools:
Merah Putih Academy
Backend Developer
Key Achievements & Impact:
- •Developed APIs for educational platforms including Psikotest service ( & ) and Turu.id booking service () with secure authentication workflows
- •Built a / hotel price-intelligence that scraped room availability and rates from Traveloka, Agoda and Pegipegi with and , persisting results in via for date-based price comparison
- •Owned hotel/URL catalog and room-availability search so ops could compare scraped OTA inventory by check-in/check-out and price (including Turu-branded properties)
- •Built social-account analytics tooling with and , including Excel export for campaign analysis
- •Built the Sekotak Nicmat admin against a Bearer-authenticated for orders, shipping, menus/schedules, products, recipes, inventory, customers and resellers
Technologies & Tools:
Education
Universitas Terbuka
Bachelor of Information System
Golden English
Certificate in IELTS Camp Simulated Test Competency
SMAN 1 Cibarusah
High School Math and Science
Additional Achievements
Speaker at various webinars and technical events
Speaking Engagements
Skills & Achievements
Programming Languages
Frameworks & Libraries
Databases
Message & Queueing Systems
Cloud Services
Tools & Technologies
Soft Skills
AI Tools
Certifications
Professional certifications and achievements
Additional Skills & Interests
Web3 & Blockchain
Machine Learning
Other Interests
Open Source Contributions
Projects I maintain and contribute to on GitHub — from testing utilities to developer tooling.
Dbeaver Core (Community Edition)
Dbeaver Core is the community edition of Dbeaver, a free and open-source database tool for developers and database administrators.
FinceptTerminal
FinceptTerminal is a modern finance application offering advanced market analytics, investment research, and economic data tools, designed for interactive exploration and data-driven decision-making in a user-friendly environment.
Nakama
It's like Hermes Agent & OpenClaw but designed to work nicely with teams.
BloxBot AI
A desktop app for building Roblox games with AI
webbrain
Open-source AI browser agent for Chrome and Firefox🧠
Casbin
An authorization library that supports access control models like ACL, RBAC, ABAC in Golang
go-firestore-mock
Unofficial Go library providing mock implementations and wrapper interfaces for Google Cloud Firestore operations — ideal for unit testing without hitting real Firestore.
Duolingo Readme
Add Duolingo streak, XP, league rank, and languages graph to your GitHub profile README
rendercv
Typst-based CV/resume generator for academics and engineers. Contributed improvements to the upstream rendercv ecosystem.
spineldb
Lightweight embedded database engine built for simplicity and performance in Go applications.
asyncapi-codegen
Code generator for AsyncAPI specifications — scaffold messaging clients and servers from API contracts.
Personal Stats
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Get In Touch
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