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Hadian Rahmat

Full Stack Engineer | Tech Leader | Certified Google Cloud Professional Developer

Bandung, West Java, Indonesia | hadianrahmat.com

Professional Summary

Full-Stack Engineer and Technical Leader with 8+ years building scalable systems and leading high-performing teams. Backend expertise in Go, Node.js, and PHP with full-stack capabilities including modern frontends and DevOps. Leverage AI-augmented development practices (Claude, ChatGPT, Gemini) to accelerate architecture exploration and code review—judgment-first approach. Proven track record in digital transformation, system architecture, and engineering team management. Certified Google Cloud Professional Developer.

Technical Skills

Backend & Languages: Go, Node.js (Express.js, AdonisJS, Bun/ElysiaJS), PHP (Laravel, Codeigniter, Lumen)
Databases & Caching: MySQL, PostgreSQL, Redis
Cloud & Infrastructure: Google Cloud Platform (Certified Professional Developer), AWS, Microsoft Azure
DevOps & CI/CD: Docker, Kubernetes (GKE), Jenkins, GitHub Actions, GitLab CI
Architecture: Microservices, RESTful APIs, GraphQL, Event-Driven Architecture
AI-Augmented Workflow: Claude, ChatGPT, Gemini, GitHub Copilot, Cursor, Gemini Code Assist
Leadership & Practices: Agile/Scrum, OKRs/KPIs, Technical Mentorship, Team Building, Hiring

Experience

Staffinc Group

Full Stack Engineer

Sep 2025 - Dec 2025
Freelance / Contract

Jakarta, Indonesia

As a Full Stack Engineer at Staffinc Group, I contribute to the development of innovative solutions that drive business success. Working in a hybrid environment in Jakarta, I leverage my expertise in both frontend and backend technologies to build scalable and user-centric applications.

• Developing full-stack applications that meet client requirements and business objectives.
• Collaborating with product and design teams to ensure seamless integration of features and optimal user experience.
• Implementing best practices in code quality, security, and performance optimization.

Badan Kepagawaian Daerah Provinsi Jawa Barat

Tenaga Ahli - Fullstack Engineer

Oct 2024 - Jun 2025
Full-time

Bandung, Indonesia

As a Fullstack Engineer, I leverage my extensive experience in software development to drive digital transformation within the public sector. I am instrumental in designing, developing, and maintaining critical applications that streamline civil service processes, enhancing efficiency and accessibility for thousands of employees across the region.

• Developing and optimizing full-stack applications to meet the evolving needs of the agency.
• Implementing robust and scalable solutions that ensure data security and system reliability.
• Collaborating with cross-functional teams to deliver innovative and user-centric applications.

GITS Indonesia

Jun 2018 - Sep 2024

Engineering Manager

Sep 2022 - Sep 2024
Full-time

Bandung, Indonesia

I lead a team of talented software engineers to develop and maintain high-quality products. With experience in the tech industry, I have a proven track record of delivering successful projects on time and within budget. In my current role, I prioritize collaboration and clear communication to ensure that my team has the support and resources they need to do their best work. I also stay up-to-date on industry best practices and emerging technologies to ensure that we are using the right tools and approaches to meet the evolving needs of our customers.

• Improving team productivity, efficiency, and collaboration leading to faster project delivery and higher-quality outcomes.
• Leading projects from conception to completion, meeting or exceeding project goals, timelines, and budgets while ensuring high-quality deliverables.
• Implementing process improvements and best practices such as Agile methodologies, CI/CD pipelines, and DevOps practices to streamline development workflows and increase efficiency.
• Cross-Functional Collaboration: Facilitating effective collaboration between engineering teams and other departments such as product management, design, and QA to ensure alignment and smooth project execution.
• Technical Innovation: Spearheading initiatives to explore and adopt new technologies, tools, and frameworks to enhance product features, performance, and scalability.

Chapter Lead Backend

Mar 2021 - Sep 2022
Full-time

Bandung, Indonesia

I manage a team of experienced software engineers who develop and maintain the server-side of our products. I am skilled in leading cross-functional teams and implementing best practices to ensure the success of our projects. In my current role, I work closely with the product and design teams to deliver scalable and reliable backend solutions that meet the needs of our customers. I also mentor and provide guidance to my team members to help them grow and succeed in their careers.

• Team Growth and Development: Successfully mentoring junior engineers, fostering their technical growth, and helping them advance their careers within the organization.
• Technical Leadership: Providing guidance and leadership to backend engineering teams, ensuring alignment with best practices, architectural standards, and coding conventions.
• Project Delivery: Leading backend development efforts on complex projects, ensuring timely delivery of high-quality, scalable solutions that meet or exceed client requirements.
• Code Quality Improvement: Implementing initiatives to improve code quality, readability, and maintainability through code reviews, refactoring, and adherence to coding standards.

Backend Engineer

Jun 2018 - Mar 2021
Full-time

Bandung, Indonesia

I am responsible for developing and maintaining the server-side of our products. In my current role, I work closely with the rest of the engineering team to design and implement scalable, efficient, and reliable backend solutions. I also stay up-to-date on the latest industry best practices and technologies to ensure that we are using the right tools to meet the evolving needs of our customers.

• Scalable Architecture: Designing and implementing scalable backend architectures that accommodate rapid user growth and ensure high performance under heavy loads.
• Optimized Database Performance: Optimizing database queries, indexing strategies, and data models to improve overall system performance and reduce latency.
• Security Enhancements: Implementing robust security measures such as encryption, authentication, and authorization to protect sensitive data and prevent security breaches.
• Feature Development: Leading the development of key backend features or modules that enhance product functionality, usability, and customer satisfaction.
• API Design and Documentation: Designing intuitive and well-documented APIs that facilitate seamless integration with frontend applications and third-party services.
• Bug Fixing and Maintenance: Proactively identifying and resolving bugs or performance issues in the backend codebase, ensuring a stable and reliable application experience for users.
• Code Quality and Standards: Maintaining high standards of code quality, readability, and maintainability through code reviews, coding standards, and best practices.
• Continuous Learning: Actively seeking opportunities for learning and professional development to stay updated on industry trends, emerging technologies, and best practices in backend development.

PT Jaya Data Informatika

Web Developer

Aug 2017 - Jun 2018
Full-time

Bandung, Indonesia

I am a Full-Stack Developer with a comprehensive skill set spanning both front-end and back-end development. I have experience in designing and developing complete web applications from the ground up. My expertise includes Laravel and Codeigniter. I am passionate about creating innovative and efficient web solutions.

Education

Information System

2018 - 2022

Widyatama University

Bandung, West Java, Indonesia

Software Engineering

2014 - 2017

SMK Negeri 4 Bandung

Bandung, West Java, Indonesia