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@fredykusumah
Experienced Principal Architect and Lead Software Engineer.
With over 13 years of experience in the IT industry, I have honed my skills as a Principal Architect and Lead Software Engineer, specializing in delivering multinational projects across Asia. My journey has been marked by a commitment to excellence, leading teams to improve delivery speed by 20% through effective mentorship and structured code reviews. I possess strong expertise in Java Spring Boot, microservices architecture, and RESTful API development, which has enabled me to drive significant improvements in application performance and security.
Throughout my career, I have successfully integrated advanced technologies such as Apache Kafka and Kubernetes into cloud-native architectures, optimizing CI/CD pipelines and reducing deployment errors by 40%. My leadership in setting clear technical roadmaps and best practices has empowered engineering teams to achieve their goals efficiently. I am passionate about leveraging my extensive experience in application integration and incident response management to create innovative solutions that meet the evolving needs of businesses.
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Work history, roles, and key accomplishments
Confidential Fintech Company
Jan 2025 - Present (10 months)
Integrated OpenSearch with Fluentd for real-time log management and developed Go-based REST APIs for efficient log querying. Built monitoring and alerting systems using Django and WebSockets for proactive incident response.
Robert Walters Japan
Jul 2024 - Oct 2024 (3 months)
Focused on enhancing and securing travel booking APIs within Rakuten Travel. Optimized API performance and implemented Kafka security enhancements while developing automation scripts in Python.
iZeno Sdn Bhd
Apr 2019 - May 2024 (5 years 1 month)
Led a team to drive DevOps transformation, improving delivery speed and implementing security best practices. Architected migration of legacy applications to microservices and developed high-traffic payment integration systems.
PT. Emerio
Feb 2014 - Feb 2015 (1 year)
Built and maintained the Regional Supply Chain Financing System for enterprise banking and enhanced middleware for E-tax Bulk Payments, improving system reliability.
PT. Saywa Trade Utama
Jan 2012 - Jan 2014 (2 years)
Migrated contracting modules to a web application platform and developed a back-office stock trading system using Spring, ExtJS, and SQL Server 2008.
Degrees, certifications, and relevant coursework
Bachelor of Information Technology, Information Technology
2007 - 2011
Completed a Bachelor of Information Technology, awarded the Rector’s Scholarship every semester. Served as an Assistant Lecturer for Computer Skills and IT Introduction courses.
Software and tools used professionally
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