Md Siam Hossain Sarker

Summary

Software Engineer and M.Sc. Student in Automotive Software Engineering at TU Chemnitz with 3.5 years shipping multi-project backend services, RESTful APIs, and asynchronous pipelines across mining, healthcare, e-commerce, and SaaS. Former Software Engineer at WebAlive (Melbourne), where I architected Hykmah — a multi-product SSO authentication platform. IEEE member, Springer & IEEE published researcher, international hackathon finalist.

Experience

Software Engineer Jan 2026 — Sep 2026

WebAlive · Melbourne, Australia (Remote)

Architected Hykmah — unified SSO platform with custom OIDC/PKCE flows in Keycloak and token enrichment across interconnected enterprise SaaS products.
Built centralised user provisioning service (FastAPI + MongoDB) for cross-product identity lifecycle and fine-grained access control.
Engineered graduation event and ticketing workflows for Reed Events & GradPak across CakePHP and Laravel, powering commencement logistics for Australian universities.
Delivered backend systems in Grails and C# (GDPR-compliant); conducted cross-repository code reviews, technical guidance, and direct feature demos to international clients in Australia and Canada.

Java Keycloak OIDC/PKCE FastAPI Laravel CakePHP MongoDB Grails C# RabbitMQ

Software Engineer May 2023 — Dec 2025

Bit Mascot (Pvt.) Ltd. · Dhaka, Bangladesh

Led backend engineering for Mining Bull (later evolved into Mining Hub), building complex PostGIS geospatial spatial queries, spatial indexing, and high-throughput commodity tracking APIs.
Juggled multiple client projects simultaneously under delivery pressure (Mining Hub, Nintendo Repair, Locum West), rotating between active sprint priorities and critical production releases.
Engineered resilient asynchronous background workers (RabbitMQ, Laravel queues) and load-handling strategies to process high-volume query tasks without blocking write paths.
Integrated third-party APIs including Autobill SDK for Nintendo warranty/repairs billing and SendGrid automation for healthcare locum staff scheduling.

PHP Laravel CakePHP Node.js PostgreSQL/GIS MySQL RabbitMQ Docker WebSockets

Undergraduate Teaching Assistant Nov 2021 — May 2023

United International University · Dhaka, Bangladesh

TA for Structured Programming, OOP, DBMS, and Computer Networks labs; one-on-one mentoring in C/C++, Java, PHP, and MySQL.
President — UIU App Forum (2020–2023): led 800+ member developer community with industry-partnered events on web3, mobile, and career development.

Selected Projects

Hykmah Ecosystem Keycloak · FastAPI · MongoDB · Grails · C# 2026

Unified SSO platform with custom OIDC/PKCE flows; single login across independent products with per-product authorisation. Centralised provisioning service manages cross-product access lifecycle.

Log Archiver FastAPI · DuckDB · Apache Parquet · RabbitMQ 2025

Enterprise log archival platform with columnar Parquet storage for efficient analytics queries. RabbitMQ-decoupled ingestion sustains throughput under high load without blocking the write path.

Mining Hub & Mining Bull Laravel · Node.js · PostgreSQL/GIS ↗ mininghub.com

REST APIs and GIS spatial query systems for two Australian mining platforms; real-time commodity tracking with geospatial filtering and spatial indexes.

Reed Graduation CakePHP · MySQL · RabbitMQ ↗ reedevents.com.au

Graduation service platform for universities with CMS for editable certificate templates. Asynchronous certificate generation via RabbitMQ.

Car-Story Solidity · Ethereum · React ↗ github

Decentralised vehicle history on Ethereum smart contracts; removes the need for a trusted central authority. Undergraduate thesis — published at IEEE TENSYMP 2024.

Education

MSc in Automotive Software Engineering

Technische Universität Chemnitz · Chemnitz, Germany

Faculty of Computer Science · Focus on Automotive Platforms & Software Architecture

2026 — Present

BSc in Computer Science & Engineering

United International University · Dhaka, Bangladesh

CGPA 3.90 / 4.00 (Summa Cum Laude, German equiv. 1.15) · 137 credits · 11 academic scholarships · Thesis published at IEEE TENSYMP 2024

2019 — 2023

Skills

Languages Java, Python, TypeScript / JavaScript, PHP, C#, Solidity, C/C++

Databases PostgreSQL / GIS, MySQL, MongoDB, DuckDB, MariaDB

Backend Laravel, FastAPI, Node.js (Express, NestJS), Grails, CakePHP

Async & Messaging RabbitMQ, WebSockets, Apache Parquet, event-driven pipelines

Identity & Security Keycloak, OIDC, PKCE, OAuth2, token enrichment, access control

Frontend React, React Native, jQuery, Ajax, ES6

Blockchain Solidity, Ethereum, smart contract architecture

Tooling Docker, Git, Linux, Postman, Selenium, LaTeX, Jira

Publications

Car-Story: A Decentralised Vehicle Information Storage System Based on Blockchain

IEEE TENSYMP 2024 — Ethereum smart contract architecture for trustless vehicle history verification.

UAVs in Green Health Care for Energy Efficiency and Real-Time Data Transmission

Springer LNNS Vol. 665 · ICISS 2023 — UAV-based healthcare data delivery with MobileNet real-time detection.

Honours & Achievements

International Blockchain Olympiad — Award of Distinction 2023

Top 20 nationally, international finalist · 6th IBCOL, Amsterdam · Team "Unchained".

ICPC Asia Dhaka Preliminary — Honorable Mention (×2) 2020 — 2023

Three appearances across teams Songshoptok, CodeSpeed, and Brute Force.

Hult Prize 2022 — 1st Runner-up (UIU) 2022

Competed at the Islamabad Regional Summit.

CSE Project Show — Runner-up 2021 — 2022

System Analysis & Design Lab (Fall '21), Software Engineering Lab (Spring '22).

Certifications

Python for Everybody Specialization — Coursera / University of Michigan (Jul 2020)

PCAP: Programming Essentials in Python — Cisco Networking Academy (Jul 2020)

Introduction to Cloud Development — edX · HTML, CSS, JavaScript (Apr 2022)

Responsive Web Design — freeCodeCamp (Feb 2022)

Languages & Memberships

Languages: Bengali (native) · English — Professional proficiency (IELTS 6.0 / B2)

IEEE Student Member · EMK Center General Member (since 2018)