Software Engineer + Data Scientist

Designing high-trust digital products for money movement, data workflows, and scale.

I am Vidwa De Seram, a Sri Lanka-based engineer currently building at CrossBorder Payments, with a first-class software engineering background and an applied statistics path shaping every product decision.

Hanwella, Sri Lankavidwanirmaldeseram@gmail.com
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Current Focus

Cross-Border Fintech

Associate Software Engineer · Colombo

Academic Track

First Class Honours

BSc (Hons) Software Engineering · GPA 3.6

Momentum

4+ Years Delivery

Product + freelance execution since 2022

Resume Narrative

Product-minded engineering with statistical discipline

Dec 2025 - Present

Associate Software Engineer

CrossBorder Payments

Shipping dependable fintech experiences across mobile and web with a quality-first release mindset.

Jan 2025 - Feb 2026

Software Engineer

Xaventra

Owned end-to-end features with React Native and FastAPI, moving from intern workflows to production ownership.

Feb 2022 - Present

Freelance Software Engineer

Upwork

Delivered client systems across Rust, Python, and web stacks while maintaining consistent delivery velocity.

Projects

Systems shipped in production

Each project balances product clarity, resilient architecture, and execution speed. This portfolio slice highlights the most representative builds.

Track Canadian immigration processing times with ease!

Canadian Immigration Tracker

Applying for permanent residency (PR), a visa, work permit, or study permit in Canada? Stay up to date with the latest IRCC processing times and get an estimated completion date based on official data.

  • Check official IRCC processing times for visas, PR, work permits, and study permits.
  • Get an estimated completion date based on your application submission date.
  • Track your progress with a countdown to your expected decision.
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Processing time overview screen in Canadian Immigration Tracker

Full-stack business services portal + AI copilot for Sri Lankan founders

BizAdvisor Platform

Rebuilt the public marketing site, internal client management system, and BizAdvisor AI assistant that automates company registration and tax workflows.

  • Responsive marketing site showcasing services, pricing tiers, and trust signals.
  • Internal client management system for onboarding, document tracking, and compliance reminders.
  • BizAdvisor AI chatbot powered by Neurux RAG to answer incorporation, tax, and compliance FAQs with source citations.
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Blog

Blog - Coming Soon

Deep dives on engineering decisions, statistical thinking, and building durable digital products.

In Progress

Contact

Open to impactful products and research-driven teams

If you are building in fintech, AI, or high-trust platforms, I would love to collaborate.

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