Available to hire
I’m Jay Tranberg, a full-stack systems builder specializing in production-grade platforms that transform data into actionable insight. I have experience across AI, SaaS, IoT, Web3, and real-time data environments, combining backend architecture, predictive pipelines, and user-facing interfaces to communicate complex system state clearly.
I focus on end-to-end flow design from ingestion to decision, with a track record of learning quickly, delivering working software across frontend, backend, cloud, and hybrid hardware. I prioritize reducing cognitive load, surfacing risk, and enabling faster, safer decision-making in high-pressure 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
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
Javanese
Fluent
English
Fluent
Work Experience
Founder / Full-Stack Developer at App Intelligence
January 1, 2023 - PresentFounded and led the development of multiple SaaS and enterprise-style applications with emphasis on security, scalability, and microservices. Built secure subscription/paywall features using Stripe APIs with role-based authentication (JWT, MongoDB) and applied PCI DSS concepts to protect sensitive workflows. Designed Java-based backend APIs and authentication flows using Spring Boot. Re-architected a property management platform into modular micro-apps (Document Center, Tenant Portal, Mailroom) to ensure isolated failures and scalable growth. Delivered end-to-end features across apps by integrating secure REST APIs with React/Next.js frontends. Coordinated rapid MVP delivery (Color Mixer Pro, SkinScan, In and Out App) with iterative sprints and CI/CD pipelines.
Independent Web Designer & Developer at App Intelligence
January 1, 2022 - PresentDesigned and launched 10+ SaaS products and websites, blending UI/UX design with full-stack builds. Created responsive, accessible, and brand-aligned designs across music, media, and SaaS domains. Delivered projects using Webflow, React, and CMS integrations with fast turnaround times.
Freelance Web Projects at Various Clients
January 1, 2025 - September 26, 2025Designed and deployed Webflow and React-based websites for creative professionals. Implemented SEO, responsive design, and cross-browser compatibility. Built dashboards, booking flows, and product catalogs tailored to clients' needs.
Independent Web Designer & Developer at App Intelligence
January 1, 2022 - PresentDesigned and launched 10+ SaaS products and websites, blending UI/UX design with full-stack builds. Created responsive, accessible, and brand-aligned designs across music, media, and SaaS domains. Delivered projects using Webflow, React, and CMS integrations with fast turnaround times.
Freelance Web Designer & Developer at Various Clients
January 1, 2025 - September 26, 2025Designed and deployed Webflow and React-based websites for creative professionals. Implemented SEO, responsive design, and cross-browser compatibility for client sites. Built functional dashboards, booking flows, and product catalogs tailored to unique business needs.
Independent Web Designer & Developer at App Intelligence
January 1, 2022 - PresentDesigned and launched 10+ SaaS products and websites, blending UI/UX design with full-stack builds. Created responsive, accessible, and brand-aligned designs across music, media, and SaaS domains. Delivered projects using Webflow, React, and CMS integrations with fast turnaround times.
Freelance Web Projects at Various Clients
January 1, 2025 - September 26, 2025Designed and deployed Webflow and React-based websites for creative professionals. Implemented SEO, responsive design, and cross-browser compatibility for client sites. Built functional dashboards, booking flows, and product catalogs tailored to unique business needs.
Independent Web Designer & Developer at App Intelligence
January 1, 2022 - PresentDesigned and launched 10+ SaaS products and websites, blending UI/UX design with full-stack builds. Created responsive, accessible, and brand-aligned designs across music, media, and SaaS domains. Delivered projects using Webflow, React, and CMS integrations with fast turnaround times.
Freelance Web Projects at Various Clients
January 1, 2025 - September 26, 2025Designed and deployed Webflow and React-based websites for creative professionals. Implemented SEO, responsive design, and cross-browser compatibility for client sites. Built functional dashboards, booking flows, and product catalogs tailored to unique business needs.
Independent Web Designer & Developer at App Intelligence
January 1, 2022 - PresentDesigned and launched 10+ SaaS products and websites, blending UI/UX design with full-stack builds. Created responsive, accessible, and brand-aligned designs across music, media, and SaaS domains. Delivered projects using Webflow, React, and CMS integrations with fast turnaround times.
Freelance Web Projects at Various Clients
January 1, 2025 - September 26, 2025Designed and deployed Webflow and React-based websites for creative professionals. Implemented SEO, responsive design, and cross-browser compatibility for client sites. Built functional dashboards, booking flows, and product catalogs tailored to unique business needs.
Independent Web Designer & Developer at App Intelligence
January 1, 2022 - PresentDesigned and launched 10+ SaaS products and websites, blending UI/UX design with full-stack builds. Created responsive, accessible, and brand-aligned designs across music, media, and SaaS domains. Delivered projects using Webflow, React, and CMS integrations with fast turnaround times.
Freelance Web Projects at Various Clients
January 1, 2025 - September 26, 2025Designed and deployed Webflow and React-based websites for creative professionals. Implemented SEO, responsive design, and cross-browser compatibility for client sites. Built functional dashboards, booking flows, and product catalogs tailored to unique business needs.
Founder / Full-Stack Engineer at App Intelligence
January 1, 2023 - PresentDesigned and shipped multiple production web applications end-to-end; owned frontend, backend, deployment, and iteration cycles; built real products with live users and production infrastructure.
Software Developer at Contract / Independent
January 1, 2021 - January 1, 2025Built and maintained web application features for client and internal projects; worked across frontend and backend codebases; contributed to production deployments and ongoing improvements.
Lead Full-Stack Engineer at App Intelligence
March 1, 2026 - March 1, 2026Designed modular backend systems aligned to NestJS-style controller/service patterns across multiple production applications. Delivered full-stack features for live client systems, built scalable REST APIs and structured data pipelines for operational workloads, containerized backend services, and strengthened deployment workflows to improve release consistency. Led end-to-end execution from architecture to UI, spanning backend logic, data flow, and production deployment.
Full-Stack Engineer at POP (Property Operations Platform)
March 1, 2026 - March 1, 2026Built React dashboards for tenant, property, and admin workflows; designed backend APIs for ingestion and automation, reducing repetitive administrative handling. Integrated operational data into structured interfaces to improve visibility, consistency, and day-to-day execution speed.
Full-Stack Engineer at Wall Financial – Property Syndicator Platform
March 1, 2026 - March 1, 2026Built data ingestion and transformation pipelines, implementing normalization and fallback logic for inconsistent external data sources to improve feed accuracy and reduce listing exceptions. Integrated CMS synchronization and operational dashboards to shorten validation/debug cycles during active updates.
Frontend Developer at Gonzo Entertainment
March 1, 2023 - March 1, 2023Diagnosed and stabilized frontend architecture issues in a live production ticketing environment; delivered production fixes to restore revenue-linked ticketing operations and stakeholder confidence.
Full-Stack Developer at The Technician Platform (Sandro Client)
March 1, 2025 - March 1, 2025Built frontend and backend features for technician scheduling and operational workflows; contributed architecture improvements to streamline implementation and reduce iteration overhead.
Full-Stack Developer at JTI
January 1, 2018 - December 31, 2020Developed DeFi application features spanning wallet workflows, transaction interactions, and backend support services; integrated Web3 transaction flows and smart contract interactions into user-facing product experiences.
Education
Computer Science Coursework at Self-directed studies
January 11, 2030 - September 7, 2025Full-Stack Web Development Bootcamp at Software Development Bootcamp
January 11, 2030 - March 9, 2026College coursework in technology and applied systems at College Coursework
January 11, 2030 - March 9, 2026Qualifications
Bachelor of Science, Computer Science
January 11, 2030 - September 26, 2025Bachelor of Science, Computer Science
January 11, 2030 - September 26, 2025Bachelor of Science, Computer Science
January 11, 2030 - September 26, 2025Bachelor of Science, Computer Science
January 11, 2030 - September 26, 2025Bachelor of Science, Computer Science
January 11, 2030 - September 26, 2025Advanced training in responsive design, UX/UI, and web accessibility
January 11, 2030 - September 26, 2025Bachelor of Science, Computer Science
January 11, 2030 - September 26, 2025Advanced training in responsive design, UX/UI, and web accessibility
January 11, 2030 - September 26, 2025Bachelor of Science, Computer Science
January 11, 2030 - September 26, 2025Advanced training in responsive design, UX/UI, and web accessibility
January 11, 2030 - September 26, 2025Full-Stack Software Development Bootcamp
January 11, 2030 - April 19, 2026Industry Experience
Software & Internet, Professional Services, Media & Entertainment, Education, Other
Skills
Experience Level
Expert
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
Intermediate
Intermediate
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