Aldo Ignata Chandra
( Backend Engineer )
Skills
- JavaScript, TypeScript
- Node.js + Express.js
- Bun + Hono
- ORM ( Sequelize )
- SQL DB ( mysql, maria, postgres )
- NoSQL DB ( MongoDB )
- Unit Testing ( Jest, Mocha, Chai )
- Kafka
- Redis
- Firebase
- Real-Time Websocket
- Git, Github, Gitlab
- CI/CD with Jenkins
- Docker
Latest Formal Education
Bachelor of Applied Science
Electronic Engineering Polytechnic Institute of Surabaya
2015 - 2019
GPA: 3.41
Latest Non-Formal Education
Full-Stack Developer
Bootcamp at Arkademy Tech Education Platform, Yogyakarta
Oct - Nov 2021
Summary
I am a seasoned Backend Engineer with over 4 years of expertise in designing, developing, and maintaining scalable, high-performance backend systems. Specializing in JavaScript and TypeScript, I have a proven track record of building robust APIs, optimizing database interactions, and ensuring seamless integration between frontend and backend systems.
My focus is on delivering high-quality solutions that meet both business and technical needs, from optimizing server performance to implementing microservices. I’m passionate about solving complex challenges and creating reliable systems that drive innovation. Let’s collaborate to transform ideas into powerful, high-performing backend solutions.
Latest Posts
Latest Projects
Work Experience
January 2023 - March 2025
Tomps By Telkom Indonesia - Jakarta, Indonesia
Backend Engineer- Led the development and maintenance of key applications, including Tomps Building (formerly Hunianaja), Tomps Project General, and Tomps Asset General, leveraging the latest technologies to meet business needs.
- Designed and developed scalable backend systems using a microservices architecture, ensuring modularity and maintainability.
- Built and managed secure RESTful APIs to facilitate seamless communication between frontend and backend systems.
- Implemented message brokers (Kafka), Redis caching, socket systems, Firebase push notifications, and payment gateway integrations to enable efficient communication, real-time updates, and secure transactions.
- Implemented robust encryption and decryption mechanisms to protect personal data, ensuring compliance with Indonesian national data protection laws (UU PDP).
- Optimized system performance and reliability through continuous monitoring, debugging, and integration of best practices in backend development.
October 2021 - December 2022
Tribe ENT, Telkom Indonesia - Remote, Indonesia
Backend Engineer- Collaborated with a team to develop a building management application named Tomps Building (formerly Hunianaja), delivering both web and mobile platforms with a backend built on a microservices architecture.
- Utilized TypeScript as the primary programming language, along with technologies like Kafka for message brokering, Redis for caching, Firebase for push notifications, and payment gateway integrations.
- Improved legacy code and conducted security checks on the backend to align with company standards, ensuring robust and secure system performance.
- Wrote comprehensive unit and integration tests using Sinon, Mocha, and Chai, achieving SonarQube code coverage requirements and ensuring high-quality, maintainable code.
December 2019 - September 2021
Virus Digital Indonesia - Bogor, Indonesia
Software Engineer- Worked with a team to build an ERP (Enterprise Resource Planning) application featuring 4 core modules: Sales, Procurement, Warehouse, and Accounting, streamlining business operations.
- Collaborated with a team to develop a timesheet tracking application for legal secretaries, enabling efficient monitoring of tasks and workloads for all lawyers.
- Utilized JavaScript as the primary programming language, along with REST APIs and GraphQL, to develop scalable and efficient backend solutions.
- Ensured seamless integration between modules and optimized system performance to meet client requirements and enhance user productivity.
January 2021 - Present
Remote, Indonesia
Freelance Backend Engineer- Collaborated with clients to understand their needs and delivered tailored backend solutions using Node.js, JavaScript, and TypeScript, meeting project deadlines and exceeding expectations.
- Designed and implemented efficient backend systems with a focus on security, ensuring robustness against potential vulnerabilities and attacks.
- Maintained and enhanced APIs based on client requirements, working with both monolithic and microservices architectures to ensure scalability and flexibility. Utilized Sequelize ORM for efficient database management and query optimization.
- Set up and configured servers for testing environments, facilitating seamless communication between backend and frontend systems.
- Performed bug fixing and troubleshooting to resolve issues, ensuring smooth functionality and optimal performance of applications.
November 2018 - June 2019
Joy Leap Studio - Surabaya, Indonesia
Freelance Game Programmer- Developed an educational mobile game app tailored for children, focusing on engaging and interactive learning experiences.
- Designed and built a casual mobile game app inspired by the popular game Helix Jump, delivering a fun and intuitive user experience for the client.
- Utilized Unity game engine and implemented local storage and Firebase storage for data management.