Samitha Nanayakkara

Senior Technical Lead | AI, Web & Mobile Innovation

I translate complex technical challenges into elegant, scalable solutions, currently spearheading next-generation AI initiatives to drive business growth and redefine user experiences.

The Principle: Engineering Impact. Architecting the Future with AI.

Driven by a passion for meaningful innovation, I explore the frontiers of AI, Web, and Mobile development. My vision is to build cutting-edge, human-centered products that genuinely improve lives and transform businesses.

My purpose is to bridge complex technology with tangible human benefit through meticulous craftsmanship, user empathy, and transparent communication, ensuring shared vision and success.

Beyond projects, I'm committed to empowering the next generation. As a Lecturer and an ADPList Top 50 Mentor (Oct-Dec 2024), I strive to foster growth and help shape a future where technology is wielded with skill and purpose.

Creates Impact

Key achievements demonstrating tangible results and strategic value.

Strategic Technical Leadership

AI/MLDevOpsProcess OptimizationAgileChange Management
75%
Faster Code Merges

Revolutionized PR velocity & dev efficiency via an AI-augmented strategy.

Mobile Innovation Excellence

React NativeMobile DevelopmentCost OptimizationPerformance EngineeringVideo Processing
$5K+
Client Cloud Savings

Savings of 5000+ USD MONTHLY! An innovative in-app mobile solution, eliminating external processing costs.

Web & AI Architecture Mastery

Deep LearningOCRAIWeb DevelopmentMobile DevelopmentUX
16%
Customer Onboarding Growth

Delivered through an AI-driven Deep Learning & OCR solution for KYC automation.

Enterprise Process & Quality Engineering

SonarQubeCI/CDCode QualityDevOpsSecurity Best PracticesTDD
1,000+
Vulnerabilities Fixed

Championed enterprise-wide SonarQube adoption, enhancing code health globally by resolving 1,000+ critical vulnerabilities in a key system and improving overall software quality and customer satisfaction.

Proven Project Delivery

Project ManagementFull-Stack DevelopmentCross-Functional TeamsClient Relations
20+
Projects Delivered

Successfully delivered over 20 diverse mobile and web projects for 10+ medium to large-scale businesses across FinTech, InsurTech, Telecommunication and Sports industries.

My Story & Trajectory

A progression of roles that have shaped my expertise and leadership in technology. My journey is fueled by a drive to solve complex problems and build solutions that truly matter, consistently embracing challenges that push the boundaries of innovation across AI, Web, and Mobile landscapes. Currently, this passion is focused on spearheading a cutting-edge AI product to deliver unprecedented value.

Calcey Technologies

Sr. Tech LeadCurrent
Jan 2025 - Present
Tech Lead
May 2023 - Dec 2024
ATL
Nov 2022 - Apr 2023

Leading technical initiatives and driving innovation in AI, mobile, and web solutions.

EchonLabs Pvt Ltd

ATL
Mar 2021 - Nov 2022
SSE
Jan 2020 - Feb 2021

Developed scalable applications and mentored development teams.

Axiata Digital Labs

SE
Mar 2019 - Dec 2019
Intern
Aug 2018 - Feb 2019

Contributed to telecommunications solutions reaching millions of users.

Signature Projects

A glimpse into projects delivering measurable results and significant business impact across AI, Web, and Mobile.

AI-Powered Developer Velocity Initiative

Slashed PR merge times by 75% & cut initial bug reports by ~30%.

Challenge

Addressing development bottlenecks and improving code quality through innovative process changes.

Solution

Led the strategy, integration, and company-wide adoption of an AI code review assistant combined with optimized engineering workflows.

My Role

Senior Technical Lead @ Calcey

Technologies

AI Code ReviewProcess ImprovementDevOpsChange ManagementAgile

'Mobile App of the Year' - Insurance Platform

Achieved 4.8+ user ratings and secured 'Mobile App of the Year' (Insurance Asia Awards 2022).

Challenge

Design and deliver a market-leading, user-friendly insurance mobile application from concept to launch.

Solution

Led end-to-end development, focusing on intuitive UX, robust backend integration, and agile delivery.

My Role

Associate Technical Lead @ EchonLabs

Technologies

React NativeMobile ArchitectureUI/UX DesignAgile Project ManagementAPI Integration

Client Cost-Saving Geo-Location Extension

Saved a key client over $30,000 by preventing a costly legacy application rewrite.

Challenge

The client needed advanced location tracking and heatmap capabilities, initially considering a full, expensive system overhaul.

Solution

Engineered and delivered a critical React Native extension that provided the required functionality as an efficient add-on, directly averting the need for a complete rewrite.

My Role

Software Engineer @ Axiata Digital Labs

Technologies

React NativeMobile Extension DevelopmentGPS TrackingHeatmapsCost Optimization

Celcom Life - Telecom Super App (10M+ Downloads)

Contributed to an app achieving 10M+ global downloads and high user ratings (e.g., 4.2+).

Challenge

Developing key complex features for a large-scale telecommunications app, including innovative digital KYC solutions.

Solution

Delivered robust and scalable mobile features focusing on seamless user experience and integration with backend services.

My Role

Software Engineer @ Axiata Digital Labs

Technologies

React NativeJavaScriptDigital KYCLarge-Scale Mobile AppsAPI IntegrationFinTech Elements

Share Intellect & Empower Talent

From the Blog: Insights & Innovations

Beyond the Hype: Real Gains with AI Code Review → ~75% faster merges 🚀

AI and process tweaks achieve ~75% faster PR merges.

Solving a Sneaky Next.js Memory Leak

Debugging a Next.js memory leak caused by a third-party library.

April 2025Read More

From Doing the Job to Owning It

Proactively seek challenges and own your growth to level up.

February 2025Read More

Let's Build Something Exceptional

Currently based in Colombo, Sri Lanka. Relocating to Toronto, ON, Canada as a Permanent Resident. I'm passionate about leveraging technology to solve complex challenges and drive transformative results. If you're seeking technical leadership for ambitious AI, Web, or Mobile initiatives, particularly for impactful Senior Technical Lead, Staff Engineer, or Lead Engineer roles in the Greater Toronto Area, or wish to explore collaborations, I'd be delighted to connect.