Available to hire
I’m Storme Kapuya, a Senior Full Stack Developer & AI Specialist with 11+ years of experience building scalable web applications and AI solutions for enterprise organizations. I design and deliver high-performance systems using React.js, Angular, Java, Python, Node.js, Go, and .NET, empowering teams to ship reliable software at scale.
I also lead cloud and DevOps initiatives (AWS, Azure, Docker, Kubernetes, CI/CD) and AI workloads (LLM fine-tuning, RAG, BERT), turning data into actionable insights that boost user engagement and operational efficiency.
Skills
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Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
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Expert
Expert
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Expert
Expert
Expert
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Expert
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Expert
Language
English
Fluent
Javanese
Advanced
Work Experience
Senior Full Stack Developer & AI Specialist at Gong.io
May 1, 2025 - August 29, 2025Led the development of advanced conversation intelligence dashboards using React.js, Next.js, TypeScript, and Node.js with real-time analytics increasing user insight extraction efficiency by 50%. Implemented scalable LLM fine-tuning pipelines with Python and RAG architecture, enabling a conversational AI chatbot that boosted user engagement and sales conversion by 19%. Architected performant backends using Java and PHP (Laravel), reducing transaction processing time by 20%. Developed ETL pipelines with Apache Kafka and Airflow to enrich MongoDB data with semantic search capabilities. Automated testing and deployments using AWS Lambda, Docker, and Terraform, cutting release cycle time by 65%. Designed AI coaching modules leveraging BERT and prompt engineering, increasing sales rep productivity by 24% and reducing ramp-up time by 33%.
Senior Software Engineer at Okta Inc
January 1, 2023 - August 29, 2025Architected scalable identity microservices using Node.js (Nest.js) and PostgreSQL, supporting over 5 million API calls/hour with 99.95% SLA. Developed API-driven solutions powered by .NET Core and Python, reducing API response times by 40%. Maintained PHP-based internal tools for security compliance, improving security review turnaround by 30%. Enhanced natural language search with Next.js, Python, and LLama model for semantic real-time queries. Designed responsive dashboards with React.js, Angular, and TypeScript, improving team efficiency by 35%. Managed enterprise deployments with Docker and Kubernetes on AWS and Azure, ensuring 99.9% uptime and reducing deployment cycles by 30%.
Software Engineer at Bloomberg L.P.
August 1, 2019 - August 29, 2025Developed real-time financial dashboards using React.js, Redux, and Next.js SSR, improving trader decision speed by 22%. Optimized backend trading algorithms with Node.js and MongoDB to handle over 10 million records daily with sub-millisecond latency and 99.99% reliability. Created internal ASP.NET tools for portfolio risk alerts, reducing manual data reconciliation by 45%. Migrated legacy monolithic services to microservices with Flask and PostgreSQL, decreasing downtime by 30%. Improved UI responsiveness with Angular, increasing satisfaction scores by 15%. Deployed cloud-native CI/CD pipelines on AWS using Docker and Terraform, cutting deployment time by 70%.
Junior Developer | Data Analyst at InfoWave
February 1, 2016 - August 29, 2025Built predictive analytics dashboards for healthcare using React.js, Django, and PostgreSQL, improving reporting accuracy by 28%. Developed responsive Angular dashboards enhancing user interaction by 20%. Created RESTful APIs with Node.js and MongoDB for real-time data tracking, reducing latency by 35%. Delivered cross-device responsive web pages with HTML5, CSS Grid/Flexbox, improving load times and SEO. Implemented unit testing with Jest achieving 70% code coverage and reduced production bugs by 40%.
Senior Full Stack Developer & AI Specialist at Gong.io
May 1, 2025 - September 18, 2025Developed advanced conversation intelligence dashboards using React JS, Next.js, TypeScript, and Node.js (Express) with real-time analytics and data visualization, improving insight extraction efficiency by 50%. Deployed scalable LLM fine-tuning pipelines with RAG architecture and spaCy NLP, enabling a conversational AI chatbot with contextual understanding that boosted sales conversions by 19%. Architected high-performance backends in Java and Laravel, integrating with React JS and Angular frontends, reducing average transaction processing time by 20%. Built ETL pipelines with Apache Kafka and Airflow to normalize JSON data from MongoDB and enrich with vector embeddings for semantic search. Implemented automated testing and deployment pipelines via AWS, Docker, and Terraform, cutting release cycles by 65%. Created AI coaching module using BERT NLP with prompt engineering, increasing sales rep productivity by 24% and reducing ramp-up time by 33%.
Senior Software Engineer at Okta Inc
January 31, 2023 - September 18, 2025Architected scalable identity microservices with Node.js (Nest.js) and PostgreSQL, implementing JWT authentication and Redis caching, supporting 5,000,000+ API calls/hour with 99.95% SLA. Developed high-performance API-driven solutions in .NET Core and Python, integrating SQL Server and PostgreSQL with connection pooling, reducing API response times by 40%. Maintained PHP-based internal access tool with RBAC and audit logging; enhanced real-time search platform using Next.js, Python, and LLama model with semantic understanding. Designed a responsive internal dashboard with React JS, Angular, and TypeScript frontends, enabling real-time data visualization and improved team efficiency by 35%. Orchestrated enterprise Docker & Kubernetes deployments across AWS & Azure including automated scaling and rolling updates, ensuring 99.9% uptime and reducing deployment cycles by 30%.
Software Engineer at Bloomberg L.P.
August 1, 2019 - September 18, 2025Developed enterprise real-time financial dashboards with React JS, Redux, and Next.js SSR, enabling live data feeds and interactive charts that improved trader decision-making speed by 22%. Optimized backend trading algorithms via Node.js and MongoDB with connection pooling and async processing, handling 10M+ records per day with 99.99% reliability and sub-millisecond latency. Created internal tools in ASP.NET for automated portfolio risk alerts and real-time monitoring, reducing manual data reconciliation time by 45%. Migrated legacy monolithic services to microservices using Flask and PostgreSQL, improving modularity and reducing deployment downtime by 30%. Enhanced Bloomberg Terminal web UI with Angular, delivering responsive design and 15% higher daily user satisfaction. Deployed cloud-native CI/CD pipelines on AWS with Lambda, RDS, EC2, Docker, and Terraform.
Junior Developer | Data Analyst at InfoWave
February 1, 2016 - September 18, 2025Created predictive analytics dashboards for healthcare data using React JS, Django, and PostgreSQL, improving patient reporting accuracy by 28%. Built responsive dashboards with Angular, boosting data visualization and user engagement by 20%. Developed RESTful APIs in Node.js with MongoDB for real-time data tracking, reducing latency by 35%. Built cross-device responsive pages with HTML5/CSS/JS achieving sub-3 second load times, 20% faster performance, and better SEO. Implemented enterprise RESTful APIs in Node.js supporting multiple clients with 1,500+ API calls/hour and sub-200 ms latency.
Senior Full Stack Developer & AI Specialist at Gong.io
May 1, 2025 - September 18, 2025Developed advanced conversation intelligence dashboards using React.js, Next.js, TypeScript, and Node.js (Express.js) with real-time analytics and data visualization, increasing user insight extraction efficiency by 50%. Deployed scalable LLM fine-tuning pipelines leveraging Python, RAG architecture, and spaCy NLP, enabling a conversational AI chatbot with contextual understanding that enhanced user engagement and boosted sales conversion by 19%. Architected high-performance backends with Java and PHP (Laravel) using clean architecture, seamlessly integrated with React.js and Angular frontends, reducing average transaction processing time by 20%. Engineered ETL pipelines powered by Apache Kafka and Airflow to normalize JSON data from MongoDB, enriching it with vector embeddings via Hugging Face Sentence Transformers for semantic search capabilities. Implemented comprehensive automated testing and deployment pipelines for all services via AWS (Lambda, S3, EC2), Docker containerization,
Senior Software Engineer at Okta Inc
January 1, 2023 - September 18, 2025Architected scalable identity microservices with Node.js (Nest.js) and PostgreSQL, implementing JWT authentication and Redis caching, supporting 5000K+ API calls/hour with 99.95% SLA. Developed high-performance API-driven solutions powered by .NET Core and Python, integrating SQL Server and PostgreSQL with connection pooling, reducing API response times by 40%. Maintained and enhanced PHP-based internal access tool with role-based permissions and audit logging for security compliance, decreasing security review turnaround by 30%. Enhanced intelligent natural language search platform for commercial contact queries leveraging Next.js, Python, and LLama model with semantic understanding and real-time query processing capabilities. Designed comprehensive responsive internal dashboard using React.js, Angular, and TypeScript frontend with Node.js backend, implementing real-time data visualization and streamlining workflows to improve team efficiency by 35%. Orchestrated enterprise Docker & K
Software Engineer at Bloomberg L.P.
August 1, 2019 - September 18, 2025Developed enterprise-grade real-time financial dashboards with React.js, Redux state management, and Next.js SSR, implementing live data feeds and interactive charts, enhancing trader decision-making speed by 22%. Optimized high-performance backend trading algorithms via Node.js and MongoDB, implementing connection pooling and async processing, processing 10M+ records/day with 99.99% reliability and sub-millisecond latency. Created internal tools with ASP.NET for automated portfolio risk alerts and real-time monitoring, implementing alert notifications and data validation, reducing manual data reconciliation time by 45%. Migrated legacy monolithic services to a microservices architecture leveraging Flask and PostgreSQL, enhancing system modularity and reducing deployment downtime by 30%. Enhanced Bloomberg Terminal web UI with Angular, implementing responsive design and performance optimization, increasing daily user satisfaction by 15%. Deployed enterprise cloud-native CI/CD pipeline
Junior Developer | Data Analyst at InfoWave
February 1, 2016 - September 18, 2025Created predictive analytics dashboards for healthcare data via React.js, Django, and PostgreSQL, enhancing patient reporting accuracy by 28%. Engineered a responsive dashboard with Angular, improving data visualization and increasing user interaction by 20% for healthcare clients. Developed RESTful APIs for utility clients in Node.js with MongoDB, powering real-time data tracking and cutting latency by 35%. Created 5 cross-device responsive web pages utilizing HTML5, CSS Grid, Flexbox, and vanilla JavaScript, achieving sub-3 second load times, 20% faster performance, and improved SEO visibility. Engineered enterprise RESTful APIs in Node.js supporting 1,500+ API calls/hour with sub-200 ms latency for real-time data tracking. Configured comprehensive unit testing with Jest, achieving 70% code coverage and 95% test pass rate, with CI/CD validation reducing production bugs by 40%.
Senior Full Stack Developer & AI Specialist at Gong.io
May 1, 2025 - October 25, 2025Developed advanced conversation intelligence dashboards using React.js, Next.js, TypeScript, and Node.js (Express.js) with real-time analytics and data visualization. Deployed scalable LLM fine-tuning pipelines leveraging Python, RAG architecture, and spaCy NLP, enabling a conversational AI chatbot with contextual understanding and improved engagement and sales conversions. Architected high-performance .NET Core backends integrated with React/Angular frontends, reducing transaction times. Built ETL pipelines with Apache Kafka and Airflow to normalize MongoDB JSON data and enrich with vector embeddings for semantic search. Implemented automated testing and deployment pipelines via AWS, Docker, and Terraform, reducing release cycles. Created BERT-based AI coaching module with prompt engineering for personalized feedback, boosting sales productivity.
Senior Software Engineer at Okta Inc
January 1, 2023 - October 25, 2025Architected scalable identity microservices with Node.js (Nest.js) and PostgreSQL, implementing JWT authentication and Redis caching to handle 5,000,000+ API calls/hour with 99.95% SLA. Delivered high-performance API-driven solutions with .NET Core and Python, integrating SQL Server and PostgreSQL with connection pooling. Maintained internal access tool with RBAC and audit logging, and enhanced semantic search capabilities with Next.js, Python, and LLama-based models. Designed a comprehensive real-time internal dashboard and orchestrated enterprise Docker & Kubernetes deployments across AWS & Azure for 99.9% uptime.
Software Engineer at Bloomberg L.P.
August 1, 2019 - October 25, 2025Developed enterprise-grade real-time financial dashboards with React.js, Redux, and Next.js SSR, enabling live data feeds and faster trader decision-making. Optimized trading backends in Node.js and Java with PostgreSQL, delivering 10M+ records/day with sub-millisecond latency. Built internal tools with ASP.NET for portfolio risk alerts and data validation, reducing reconciliation time by 45%. Migrated legacy monoliths to a microservices architecture (Flask, PostgreSQL) and enhanced Bloomberg Terminal web UI with Angular for improved user satisfaction.
Junior Developer | Data Analyst at InfoWave
February 1, 2016 - October 25, 2025Created predictive analytics dashboards for healthcare data using React.js, Django, and PostgreSQL; improved patient reporting accuracy by 28%. Built responsive dashboards with Angular, cutting data visualization latency and boosting user engagement. Developed RESTful APIs for utility clients with Node.js and MongoDB, enabling real-time data tracking and lower latency. Built cross-device pages with HTML/CSS/JS and implemented unit tests with CI/CD validation to reduce production bugs by 40%.
Education
Bachelor’s Degree in Computer Science at Nanyang Technological University
January 11, 2030 - July 1, 2014Bachelor’s Degree in Computer Science at Nanyang Technological University
January 11, 2030 - July 1, 2014Bachelor’s Degree in Computer Science at Nanyang Technological University
January 11, 2030 - July 1, 2014Bachelor’s Degree in Computer Science at Nanyang Technological University
January 11, 2030 - July 1, 2014Qualifications
Oracle Certified Professional, Java SE Developer
January 1, 2018 - August 29, 2025React Developer Certification (Meta)
October 1, 2020 - August 29, 2025PCPA – Certified Associate in Python Programming
January 1, 2022 - August 29, 2025AWS Certified Solutions Architect – Professional
January 1, 2024 - August 29, 2025Oracle Certified Professional, Java SE Developer
January 1, 2018 - September 18, 2025AWS Certified Solutions Architect – Professional
January 1, 2024 - September 18, 2025PCPA – Certified Associate in Python Programming
January 1, 2022 - September 18, 2025React Developer Certification (Meta)
October 1, 2020 - September 18, 2025Oracle Certified Professional, Java SE Developer
January 11, 2030 - January 1, 2018React Developer Certification (Meta)
January 11, 2030 - October 1, 2020PCPA – Certified Associate in Python Programming
January 11, 2030 - January 1, 2022AWS Certified Solutions Architect – Professional
January 11, 2030 - January 1, 2024Oracle Certified Professional, Java SE Developer
January 11, 2030 - September 18, 2025React Developer Certification (Meta)
January 11, 2030 - September 18, 2025PCPA – Certified Associate in Python Programming
January 11, 2030 - September 18, 2025AWS Certified Solutions Architect – Professional
January 11, 2030 - September 18, 2025Oracle Certified Professional, Java SE Developer
January 1, 2018 - October 25, 2025React Developer Certification (Meta)
October 1, 2020 - October 25, 2025PCPA – Certified Associate in Python Programming
January 1, 2022 - October 25, 2025AWS Certified Solutions Architect – Professional
January 1, 2024 - October 25, 2025Industry Experience
Software & Internet, Financial Services, Healthcare, Professional Services, Media & Entertainment
Skills
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Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Expert
Expert
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Expert
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