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I am a results-driven full-stack developer and tech lead with 14+ years of hands-on experience delivering end-to-end web solutions across e-commerce, enterprise, and SaaS domains. I excel at guiding cross-functional teams of up to 16 members through the full SDLC, from requirements gathering to production deployment and maintenance. I blend deep backend expertise (PHP, Java Spring Boot) with modern frontend and data engineering know-how (React JS, PySpark, Talend) to bridge business needs and engineering realities, consistently delivering high-quality, scalable systems in Agile environments.…I am a results-driven full-stack developer and tech lead with 14+ years of hands-on experience delivering end-to-end web solutions across e-commerce, enterprise, and SaaS domains. I excel at guiding cross-functional teams of up to 16 members through the full SDLC, from requirements gathering to production deployment and maintenance. I blend deep backend expertise (PHP, Java Spring Boot) with modern frontend and data engineering know-how (React JS, PySpark, Talend) to bridge business needs and engineering realities, consistently delivering high-quality, scalable systems in Agile environments.

Sapta Sanjaya

Full Stack Developer, Web Developer, Back-End Developer, +3

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I am a results-driven full-stack developer and tech lead with 14+ years of hands-on experience delivering end-to-end web solutions across e-commerce, enterprise, and SaaS domains. I excel at guiding cross-functional teams of up to 16 members through the full SDLC, from requirements gathering to production deployment and maintenance. I blend deep backend expertise (PHP, Java Spring Boot) with modern frontend and data engineering know-how (React JS, PySpark, Talend) to bridge business needs and engineering realities, consistently delivering high-quality, scalable systems in Agile environments.…I am a results-driven full-stack developer and tech lead with 14+ years of hands-on experience delivering end-to-end web solutions across e-commerce, enterprise, and SaaS domains. I excel at guiding cross-functional teams of up to 16 members through the full SDLC, from requirements gathering to production deployment and maintenance. I blend deep backend expertise (PHP, Java Spring Boot) with modern frontend and data engineering know-how (React JS, PySpark, Talend) to bridge business needs and engineering realities, consistently delivering high-quality, scalable systems in Agile environments.

Available to hire

I am a results-driven full-stack developer and tech lead with 14+ years of hands-on experience delivering end-to-end web solutions across e-commerce, enterprise, and SaaS domains. I excel at guiding cross-functional teams of up to 16 members through the full SDLC, from requirements gathering to production deployment and maintenance.

I blend deep backend expertise (PHP, Java Spring Boot) with modern frontend and data engineering know-how (React JS, PySpark, Talend) to bridge business needs and engineering realities, consistently delivering high-quality, scalable systems in Agile environments.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Indonesian

Fluent

English

Advanced

Work Experience

Technical Team Lead at PT LG Sinarmas Technology Solutions

February 1, 2025 - Present

Led a 16-person cross-functional Agile team to build an internal Applicant Tracking System from scratch, delivering MVP to production in under 12 weeks. Coordinated UI/UX, backend, data, and deployment streams; established code-review standards and CI/CD workflows; managed weekly stakeholder reporting; oversaw data migration of terabytes from legacy Hadoop to Tibero, and engineered ETL pipelines with Talend; leveraged PySpark for data transformations; maintained Contao CMS-based client sites.

Senior Developer / Team Lead at PT LG Sinarmas Technology Solutions

February 1, 2025 - Present

Led a 16-person cross-functional agile team in the end-to-end development of an internal Applicant Tracking System (ATS), managing the project from conception to production launch. Utilized core PHP and modern development practices to architect a stable and efficient application, coordinating between UI/UX, Database, and Development teams. Managed sprint planning, resource allocation, and stakeholder reporting.

Senior Developer / Team Lead at PT LG Sinarmas Technology Solutions

February 1, 2025 - Present

Led a 16-person cross-functional agile team in the end-to-end development of an internal Applicant Tracking System (ATS), coordinating between UI/UX, database, and development teams. Managed sprint planning, resource allocation, and stakeholder reporting.

ETL Developer / Data Engineer at PT LG CNS Indonesia

January 31, 2025 - October 2, 2025

Engineered complex data migration processes, moving terabytes of application data from legacy systems (Hadoop) to modern databases (Tibero). Developed and optimized ETL pipelines using InnoQuartz (Talend). Leveraged PySpark for data transformation.

ETL Developer / Data Engineer at PT LG CNS Indonesia

January 1, 2025 - October 2, 2025

Engineered data migration from legacy Hadoop-based systems to Tibero, built and optimized ETL pipelines with InnoQuartz (Talend), and performed data transformations using PySpark.

ETL Developer & Data Engineer at PT LG CNS Indonesia

January 1, 2022 - January 1, 2025

Delivered large-scale data integration and transformation for enterprise systems, designing ETL pipelines with InnoQuartz/Talend, performing PySpark-based data cleansing, and ensuring data integrity across staging environments. Collaborated with backend and infrastructure teams to migrate terabytes of data from Hadoop to RDBMS (Tibero) and improved batch processing throughput.

Web Developer at Schutze Web Engineering Pte. Ltd.

December 31, 2021 - October 2, 2025

Maintained and enhanced client websites using the Contao CMS, performing backend bug fixes and implementing new features in PHP. Ensured high performance, security, and stability of live production websites.

Web Developer at Schutze Web Engineering Pte. Ltd.

December 1, 2021 - October 2, 2025

Maintained and enhanced client websites on Contao CMS, handled backend bug fixes, implemented new features in PHP, and ensured performance, security, and stability of live production sites.

Web Developer at Schutze Web Engineering Pte. Ltd.

November 1, 2020 - December 1, 2021

Maintained and enhanced multiple client websites built on Contao CMS (Symfony); resolved critical backend issues and shipped feature releases on schedule. Worked with UI/UX and DB teams to ensure seamless integration and reliable deployments (remote).

Product Manager at Monggopesen.com

January 31, 2020 - October 2, 2025

Led the technical vision and coordinated cross-functional teams to build a multi-vendor e-commerce platform; oversaw MVP development for web and Android, and prioritized front-end vs back-end requirements.

Senior PHP Fullstack Developer at Monggopesen.com

January 31, 2020 - October 2, 2025

Led the technical vision and a team of 10 to pivot a platform from dropshipping to a full multi-vendor e-commerce marketplace. Oversaw the development of the Minimum Viable Product (MVP) for web and Android, managing priorities between front-end and back-end requirements.

Product Manager at Monggopesen.com

January 1, 2020 - October 2, 2025

Oversaw product strategy and priorities for a multi-vendor e-commerce platform, coordinating front-end and back-end development to deliver MVP.

Senior PHP Fullstack Developer at Monggopesen.com

January 1, 2020 - October 2, 2025

Led the technical vision and a team of 10 to pivot a platform from dropshipping to a multi-vendor e-commerce marketplace; oversaw MVP development for web and Android.

Product Manager at Monggopesen.com

January 1, 2019 - January 1, 2020

Drove product strategy, backlog, and sprint planning for an e-commerce platform; coordinated with cross-functional teams to deliver MVPs and iterations; contributed to roadmap and stakeholder communications.

Client Service (Account Manager) at Kemana.com

April 1, 2018 - October 2, 2025

Managed 38 new projects and maintained 29 existing clients. Reported weekly sales performance to the CEO.

Client Service / Account Manager at Kemana.com

November 1, 2014 - April 1, 2018

Managed 38 new digital projects and maintained relationships with 29 existing clients; reported weekly sales performance and project status to CEO; supported delivery across multiple accounts.

Web Programmer at Wavin

March 31, 2014 - October 2, 2025

Developed critical synchronization tools between B2B Ecommerce and ERP systems, showcasing deep integration skills and understanding of complex business logic in PHP. Managed and maintained B2B and B2C ecommerce platforms.

Web Programmer at Wavin

March 1, 2014 - October 2, 2025

Developed critical synchronization tools between B2B Ecommerce and ERP systems, demonstrating deep integration skills and understanding of complex business logic in PHP. Managed and maintained B2B and B2C ecommerce platforms.

Web Programmer at Gokew.com / Isysedge.com / FlowerAdvisor.com

December 31, 2012 - October 2, 2025

Built and maintained a variety of web applications, including social features, Facebook apps, and e-commerce platforms, building a strong foundation in vanilla PHP and web fundamentals.

Web Programmer at Wavin

December 1, 2012 - March 1, 2014

Developed and maintained web applications, balancing front-end UX with back-end scalability; implemented features and performance optimizations.

Web Programmer at Gokew.com, Isysedge.com, FlowerAdvisor.com

January 1, 2012 - October 2, 2025

Built and maintained a variety of web applications, including social media features, Facebook apps, and e-commerce platforms, building a strong foundation in vanilla PHP and web fundamentals.

Web Programmer at Gokew.com / Isysedge.com / FlowerAdvisor.com

January 1, 2008 - January 1, 2012

Built and maintained a portfolio of web applications, including social features, Facebook-integrations, and e-commerce platforms; performed performance tuning and security hardening on live environments; collaborated with international clients to gather requirements and deliver PHP modules.