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Khomeini khomeini

@khomeini

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12 Years Experienced Certified Java Engineer | Tech Lead | Java | Python

Indonesia

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What I'm looking for

I look forward to leveraging my expertise in order to meaningfully contribute and make a real impact on the company's success, and also continuously learning and growing alongside talented and driven people.

I bring over 12 years of expertise in Java and Python ecosystems, honed through hands-on experience as a Senior Software Engineer and Technical Team Leader on enterprise-class projects for prominent institutions worldwide.

My technical skillset extends beyond Java and Spring, encompassing Python, Unix/Linux, SQL and NoSQL databases, RESTful API, Microservices, Event Messaging, System Caching, Git, Gradle/Maven, Docker/Kubernetes/Jenkins, and Cloud services such as AWS, Azure, Heroku.

With a deep understanding of Object-Oriented Programming (OOP) and Java, I am proud to hold the Sun Certified Java Programmer 6.0 certification (score: 90/100), with a perfect score, 100%, in Flow Control, API Contents, and Concurrency.

My career spans a diverse range of notable roles in regional institutions:

Indonesia: Contributed to the Rehabilitation and Reconstruction Agency for Tsunami 2004, managing over USD 6 billion in international aid.
Indonesia: Spearheaded projects at DANA, an Indonesian e-wallet unicorn, contributing to 70% of the company's revenue.
Malaysia: Led the technical team to enhance the bank's online banking platform, serving corporate customers across Southeast Asia.
Singapore: Engineered solutions for helloPay of Lazada/Rocket Internet, contributing to more than USD 1 billion of revenue.
United States: Enhanced entity management system of Indeed.com, eliminating the months of time-to-market for new country launches.
India: Enhanced the headless multi-brand features for Lenskart, a Unicorn eyeglasses e-commerce platform.

My global experience, technical expertise, and proven track record of success make me a valuable asset for any organization looking to drive innovation and achieve measurable results.

Experience

Work history, roles, and key accomplishments

Current

Senior Software Engineer

Current

Upwork

Jan 2023 - Present (2 years 4 months)

• Top Rated Plus developer on Upwork with 100% Job Success Ratio.
• Project 1: Solar Planit (German global Photovoltaic Provider), 2024 Developed a headless CMS that will eliminate the risks that impacts the PV system's safety and reliability.
• Project 2: Lenskart (Indian E-commerce Unicorn), 2023; Developed a headless multi-brand system that allows seamless integrration of newly acquired brands.

Java AWS Docker Git SQL Spring Boot MongoDB RESTful APIs Elasticsearch Algolia Communication Skills Azure Microservices CI CD Pipelines CI CD

Senior Backend Developer

InAllMedia

Mar 2022 - Jan 2023 (10 months)

• Joined a global team with Indeed’s internal developers to drive critical improvements in Sales, Billing, Payment, and Finance systems that support Indeed’s global operations.
• Spearheaded automation enhancements on Sales and Order management system, and enabling rapid market launches by replacing months of manual, hard-coded development with scalable, automated solutions.

Java Python SQL Linux

Senior Supervisor Engineer

DANA Indonesia

Oct 2017 - Jan 2021 (3 years 3 months)

• Led and supervised project team in DANA Indonesia, a leading e-wallet unicorn and a joint venture between Ant Financial (Alibaba) and EMTEK Indonesia.
• Designed and led the implementation of Lifestyle Payment, which became the largest revenue driver (70 % of the total revenue)
• Scaled the system to handle 100k TPS, with high availability and seamless user experience.

SQL Caching Kubernetes Spring

Senior Java Developer

helloPay - Lazada Group

Nov 2015 - Oct 2016 (11 months)

• Designed and developed new features and enhancements for the merchant and payment systems, and optimized their performance, scalability, and reliability.
• Collaborated with cross-functional teams to refine system requirements and streamline software release and production deployment.

Java SQL Docker Git Linux

Technical Lead

Hitachi Ebworx - Maybank

Feb 2017 - Aug 2017 (6 months)

• Led the technical team of 6 developers and testers deployed at Maybank, the largest Malaysian bank, enhancing its corporate internet banking platform used across Southeast Asia.
• Designed and drove the technical execution of custom banking solutions which include features enhancements and back-end systems integration.

Java Docker Git Linux SQL

IT Lead

CIMB Bank Berhad

Mar 2014 - May 2015 (1 year 2 months)

• Led CIMB's technical team to develop, maintain, and enhance the Regional Transaction Banking (RTB), the CIMB's internet banking platform that serves corporate customers across Southeast Asia.
• Transformed high-level business requirements into technical specifications and ensured seamless implementation of payments, collections, liquidity management, and reporting functions.

Java SQL Git Linux Caching

Lead Engineer

Cherrypicks - Prudential

May 2012 - Mar 2014 (1 year 10 months)

• Successfully delivered the PRUaccess, a very strategic project, for our esteemed client, Prudential Indonesia.
• Led and supervised a cross-functional team that consist of 5 engineers, including backend (Java), mobile (Android, iOS, Blackberry), and web developers.
• Provided technical guidance on best practices and technology selection to optimize project outcomes.

Java Python Git Linux Docker