Franklyn Lombana

Key Contributions:

• Lead full lifecycle development of new tax-filing services for German users — from design and architecture through launch — ensuring scalability, reliability, and alignment with business goals.
• Delivered a major user-facing service in just 6 months by iterating rapidly with product stakeholders and validating solutions through multiple prototypes.
• Authored RFCs outlining functional and non-functional requirements, ensuring clarity and cross-team alignment.
• Enhanced pub/sub worker performance and maintainability through targeted refactoring and design pattern adoption.
• Oversaw workflow coordination, backlog management, and cross-functional communication to ensure timely delivery.
• Contributed to senior-level hiring by assessing candidates’ technical depth, communication, and system design skills.

Tech-Stack: JavaScript, TypeScript, React Native, React.js, Node.js, Fastify, NestJS, Storybook, GCP, Firebase, Swagger, MySQL, Prometheus, Docker, Jest, Notion, Jira, GitHub

Key Contributions:

• Spearheaded core system architecture during company pivot from B2C to B2B, delivering 3 mission-critical platforms from scratch under tight deadlines.
• Accelerated client acquisition (5+ new enterprise clients) and sustained retention through high-quality, scalable technical solutions.
• Designed distributed microservices architectures on AWS and Firebase to handle high concurrency with seamless UX.
• Partnered with product and business teams to translate complex client requirements into efficient, testable software.
• Improved system performance and reduced production errors by 99.99% through optimized queries, robust unit testing, and CI/CD improvements.

Tech-Stack: JavaScript, HTML/CSS/LESS, React.js, Node.js, TypeScript, Express.js, Storybook, Styled-Components, AWS (CodePipeline, CloudFormation, CloudFront, S3), Firestore, Swagger, PostgreSQL, RabbitMQ, MongoDB, Leaflet, Google APIs, Prometheus, Docker, Mocha/Chai, Google Tag Manager, Jira, GitHub

Key Contributions:

• I developed web applications using Node.js and AngularJS, including a system for the automatic extraction of hundreds of daily government public contracts generate alerts based on customer preferences.
• Mobile applications developed with Ionic v1, using Socket.IO for real-time features and Google Maps for geolocation and fleet tracking.
• Deployed 2 web applications in Google Cloud Platform.

Tech-Stack: JavaScript, HTML/CSS, Node.js, Express.js, AngularJS v1, Ionic Framework v1, Socket.IO, MongoDB, GCP, GitHub.Framework v1, Google Cloud Platform, MongoDB, Github.

Key Contributions:

• I supported the migration of legacy infrastructures by creating custom interfaces in .NET, JavaScript, and HTML to generate credit and debit notes, involving high-value financial transactions.
• Infrastructure managed on Windows Server 2003.

Tech-Stack: JavaScript, HTML/CSS, .NET, Oracle.