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My name is Gerry Raditya Kusmana. I am currently pursuing a Bachelor's degree in Information Systems at Universitas Terbuka. I have 12 years of experience in software system development and application building. In addition to working professionally in companies, I also work as a freelancer in system/application development to further deepen my expertise in this field. I have implemented Agile Scrum methodology and mentored development teams, maintaining Jira/Open Project for task tracking. I lead sprint planning, review, and retrospective meetings, continuously improving the development workflow. I support teams with optimal solutions, produce technical and functional documentation, and oversee system migrations and software quality assurance.…My name is Gerry Raditya Kusmana. I am currently pursuing a Bachelor's degree in Information Systems at Universitas Terbuka. I have 12 years of experience in software system development and application building. In addition to working professionally in companies, I also work as a freelancer in system/application development to further deepen my expertise in this field. I have implemented Agile Scrum methodology and mentored development teams, maintaining Jira/Open Project for task tracking. I lead sprint planning, review, and retrospective meetings, continuously improving the development workflow. I support teams with optimal solutions, produce technical and functional documentation, and oversee system migrations and software quality assurance.

Gerry Raditya Kusmana

QA Engineer, Full Stack Developer, Developer

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My name is Gerry Raditya Kusmana. I am currently pursuing a Bachelor's degree in Information Systems at Universitas Terbuka. I have 12 years of experience in software system development and application building. In addition to working professionally in companies, I also work as a freelancer in system/application development to further deepen my expertise in this field. I have implemented Agile Scrum methodology and mentored development teams, maintaining Jira/Open Project for task tracking. I lead sprint planning, review, and retrospective meetings, continuously improving the development workflow. I support teams with optimal solutions, produce technical and functional documentation, and oversee system migrations and software quality assurance.…My name is Gerry Raditya Kusmana. I am currently pursuing a Bachelor's degree in Information Systems at Universitas Terbuka. I have 12 years of experience in software system development and application building. In addition to working professionally in companies, I also work as a freelancer in system/application development to further deepen my expertise in this field. I have implemented Agile Scrum methodology and mentored development teams, maintaining Jira/Open Project for task tracking. I lead sprint planning, review, and retrospective meetings, continuously improving the development workflow. I support teams with optimal solutions, produce technical and functional documentation, and oversee system migrations and software quality assurance.

Available to hire

My name is Gerry Raditya Kusmana. I am currently pursuing a Bachelor’s degree in Information Systems at Universitas Terbuka. I have 12 years of experience in software system development and application building. In addition to working professionally in companies, I also work as a freelancer in system/application development to further deepen my expertise in this field.

I have implemented Agile Scrum methodology and mentored development teams, maintaining Jira/Open Project for task tracking. I lead sprint planning, review, and retrospective meetings, continuously improving the development workflow. I support teams with optimal solutions, produce technical and functional documentation, and oversee system migrations and software quality assurance.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Indonesian

Fluent

English

Advanced

Chinese

Intermediate

Work Experience

Technical Leader at Steradian Data Optima

April 30, 2024 - July 26, 2025

Led a cross-functional team of 8 developers in Agile Scrum, handling sprint planning, backlog grooming, and retrospectives. Architected microservices-based platforms, defined technical standards, performed code reviews, and built CI/CD pipelines. Automated deployments across multiple environments using Docker, Kubernetes, Jenkins, and Ansible. Implemented monitoring dashboards with Grafana and Prometheus and integrated Sentry for real-time error tracking. Mentored junior engineers, conducted coaching, and delivered internal technical workshops.

Senior Backend Engineer at Itommey Bintang Indonesia

February 28, 2022 - July 26, 2025

Developed RESTful APIs and microservices using Go Fiber and Node.js, optimizing database queries for high throughput. Collaborated with DevOps teams on containerization with Docker Compose and automated deployments. Authored SIT and migration documentation and performed security hardening including fixes from penetration testing. Introduced Clean Code practices and Hexagonal Architecture patterns to improve code quality.

IT Manager at Ridho Makmur Sentosa

January 31, 2021 - July 26, 2025

Managed IT operations including network and server maintenance and POS systems support. Coordinated server migrations and handled vendor engagement. Monitored system performance and uptime. Led QA automation and manual testing efforts which reduced critical defects by 30% through process improvements.

QA Engineer at PT GS Retail Indonesia

March 31, 2020 - July 26, 2025

Designed and executed both automated and manual test plans for web applications. Documented SIT results and collaborated on system integration testing, performance tuning, and user acceptance testing. Troubleshot network, FTP, and hardware issues ensuring minimal downtime.

CEO & CTO at Storymadeid PLC

January 31, 2020 - July 26, 2025

Founded and scaled a software consultancy by defining business strategy and technical roadmap. Delivered over 50 client projects including e-commerce, mobile apps, and ERP modules. Managed budgets and stakeholder communications. Built and led an R&D team adopting emerging technologies to innovate client solutions.

Technical Leader at Steradian Data Optima

February 1, 2024 - August 11, 2025

Implemented Agile Scrum methodology and mentored the development team, maintaining Jira/Open Project for task tracking. Led sprint planning, review, and retrospective meetings, continuously improving the development workflow. Assisted in shaping and refining the development process while providing one-on-one mentoring to team members. Reported weekly development progress to the CTO and offered optimal solutions to support the team's system-development efforts. Proactively produced both technical and functional documentation. Defined project specifications and set the technical direction; supported business teams and other developers throughout release cycles and modern system migrations. Oversaw software quality assurance and managed system modifications. Analyzed existing operations to identify potential risks and redundancies. Collaborated closely with R&D to architect and develop future system enhancements. Led product-refinement and backlog-grooming processes. Evaluated and priorit

Senior Back End Engineer at Itommey Bintang Indonesia

February 1, 2022 - August 11, 2025

Developed systems as assigned. Reviewed and discussed program documentation prior to development. Collaborated with the team to architect and build software systems. Initiated API development, contributed to frontend implementation, and performed debugging on both frontend and backend. Managed CI/CD workflows in coordination with the DevOps team. Participated in development and production deployments alongside DevOps engineers. Completed the QA testing phase to ensure delivery quality. Authored System Integration Testing (SIT) and migration documentation. Fixed bugs identified by the penetration-testing team. Applied Clean Code principles and Hexagonal Architecture in design. Developed applications using React Native (iOS & Android), Kotlin, Next.js, Nest.js, Express.js, TypeScript, SOAP & REST APIs, PostgreSQL, Laravel, MongoDB, Go Fiber, Kafka, RabbitMQ, Google Cloud Storage, and Firebase. Created Dockerfiles and Docker Compose setups for production deployments.

IT Manager at Ridho Makmur Sentosa

January 1, 2021 - August 11, 2025

Coordinated and ensured proper handover. Monitored network systems and maintained servers to keep them updated. Troubleshot cashier computers for network or POS web application issues. Coordinated with vendor teams. Handled server networks and modified web applications for operational needs. Preventively tested new web applications using automation and manual techniques. Troubleshot FTP network issues and printers, drawers, scanners for network, hardware, or software related problems. Ensured proper QA/QC testing for new web application systems.

QA Engineer at PT GS Retail Indonesia

March 1, 2020 - August 11, 2025

Inspected and analyzed databases. Coordinated with the team. Monitored network systems and maintained servers. Troubleshot cashier computers, FTP networks, and printers/scanners. Ensured proper QA/QC testing for new web application systems.

CEO & CTO at Storymadeid PLC

January 1, 2020 - August 11, 2025

Formulated strategic planning. Developed and led the company to align with strategic goals. Held monthly meetings with other holdings to discuss marketing planning. Conducted analysis on TAM, SAM, SOM, and PAM. Responsible for the company's financial projections, strategy definition, and leading the technical team in developing applications. Managed project budgeting. Continuously innovated and stayed updated with the latest technologies to implement as innovative solutions for clients. Provided innovative solutions to clients in shaping their business model canvas. Managed client relationships and led continuous innovation and experimentation with R&D support. Evaluated infrastructure usage and adopted latest technologies, comparing them with business models, business plans, and market stages.