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I'm Hemanta Wijegunarathna, a Senior Software Engineer and Tech Lead with 8+ years of experience architecting scalable SaaS products for clients across Australia, the UK, and the USA. I lead cross-functional Agile/Scrum teams of up to 5 engineers, reducing scheduling errors by about 65% and cutting manual reporting by roughly 8 hours per week, while improving platform response times by about 25%. I'm proficient in React.js, Next.js, Node.js, NestJS, and AWS, and I've delivered AI-driven analytics processing for 40M+ records, hospitality booking engines, and health-care workforce platforms. I'm actively seeking Senior Software Engineer, Associate Tech Lead, or Tech Lead roles.…I'm Hemanta Wijegunarathna, a Senior Software Engineer and Tech Lead with 8+ years of experience architecting scalable SaaS products for clients across Australia, the UK, and the USA. I lead cross-functional Agile/Scrum teams of up to 5 engineers, reducing scheduling errors by about 65% and cutting manual reporting by roughly 8 hours per week, while improving platform response times by about 25%. I'm proficient in React.js, Next.js, Node.js, NestJS, and AWS, and I've delivered AI-driven analytics processing for 40M+ records, hospitality booking engines, and health-care workforce platforms. I'm actively seeking Senior Software Engineer, Associate Tech Lead, or Tech Lead roles.

Hemanta Wijegunarathna

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I'm Hemanta Wijegunarathna, a Senior Software Engineer and Tech Lead with 8+ years of experience architecting scalable SaaS products for clients across Australia, the UK, and the USA. I lead cross-functional Agile/Scrum teams of up to 5 engineers, reducing scheduling errors by about 65% and cutting manual reporting by roughly 8 hours per week, while improving platform response times by about 25%. I'm proficient in React.js, Next.js, Node.js, NestJS, and AWS, and I've delivered AI-driven analytics processing for 40M+ records, hospitality booking engines, and health-care workforce platforms. I'm actively seeking Senior Software Engineer, Associate Tech Lead, or Tech Lead roles.…I'm Hemanta Wijegunarathna, a Senior Software Engineer and Tech Lead with 8+ years of experience architecting scalable SaaS products for clients across Australia, the UK, and the USA. I lead cross-functional Agile/Scrum teams of up to 5 engineers, reducing scheduling errors by about 65% and cutting manual reporting by roughly 8 hours per week, while improving platform response times by about 25%. I'm proficient in React.js, Next.js, Node.js, NestJS, and AWS, and I've delivered AI-driven analytics processing for 40M+ records, hospitality booking engines, and health-care workforce platforms. I'm actively seeking Senior Software Engineer, Associate Tech Lead, or Tech Lead roles.

Available to hire

I’m Hemanta Wijegunarathna, a Senior Software Engineer and Tech Lead with 8+ years of experience architecting scalable SaaS products for clients across Australia, the UK, and the USA. I lead cross-functional Agile/Scrum teams of up to 5 engineers, reducing scheduling errors by about 65% and cutting manual reporting by roughly 8 hours per week, while improving platform response times by about 25%.

I’m proficient in React.js, Next.js, Node.js, NestJS, and AWS, and I’ve delivered AI-driven analytics processing for 40M+ records, hospitality booking engines, and health-care workforce platforms. I’m actively seeking Senior Software Engineer, Associate Tech Lead, or Tech Lead roles.

Skills

Experience Level

Expert

Expert

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Intermediate

Intermediate

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Language

English

Fluent

Work Experience

Senior Software Engineer at DxDy Digital (Pvt) Ltd

April 1, 2023 - Present

Engineered a full-stack travel planning platform for Sri Lanka and Maldives; reduced itinerary creation time by ~70%; features include dynamic destination, hotel, transport and activity builder, real-time cost calculations, Google Maps route visualization, PDF/Word export, and role-based access (Admin/Agent); integrated with iOS data sources. Stack: Next.js, NestJS, PostgreSQL, Redis, React Context API, Auth0, AWS SES, Puppeteer, Playwright E2E, Hero UI, ESLint, Prettier, Husky, Jenkins (CI/CD). Also architected a large-scale SMS management system and an AI sentiment analysis platform.

Senior Software Engineer / Associate Tech Lead at Tutopiya

November 1, 2022 - April 1, 2023

Developed and optimized core platform services for a global EdTech product serving students aged 7-19 across 6 curricula; improved AWS CDK infra and Serverless Framework pipelines, reducing platform response time by ~25%. Stack: Next.js, NestJS, Serverless Framework, MongoDB, AWS CDK.

Senior Software Engineer at Small Axe (Pvt) Ltd

April 1, 2021 - November 1, 2022

Led a 5-engineer Agile team to deliver 360C SS, a comprehensive UK health care rostering platform replacing manual document-based workflows; reduced scheduling errors by ~65%. Built reusable React components (multi-selects, calendar grids, time selectors, searchable dropdowns), plus 3 real-time microservices using Node.js and Socket.IO and a RabbitMQ-based queue for timeout-free report generation.

Software Engineer at OpenSys Capital (Pvt) Ltd

February 1, 2019 - March 1, 2021

Initiated and architected the 360C SS rostering system for UK client; recruited and onboarded 3 engineers; designed system architecture and core scheduling/workforce management modules; provided technical leadership to ensure successful delivery.

Associate Software Engineer at MarketingEye (Pvt) Ltd

May 1, 2017 - November 1, 2018

Maintained BookingEye integration with Site Minder & STA A H via REST/SOAP APIs; automated SEO/PPC reporting with AWS SES, saving ~8 hours/week of manual reporting.