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Hi, I’m Kavin Ranawella, a Senior Software Engineer based in Toronto, Canada, with 6+ years of experience delivering scalable, high-performance applications across FinTech, Open Banking, and SaaS. I enjoy building robust backend services, cloud-native architectures, and modern front-end experiences, and I’m open to opportunities in the UAE/Dubai. In fast-paced Agile teams, I mentor junior engineers, champion best practices like RESTful API design, CI/CD, and IaC, and collaborate cross-functionally to turn ideas into reliable, enterprise-grade software. I’m excited to contribute to innovative engineering teams in the UAE, delivering high-quality products with a focus on reliability and performance.…Hi, I’m Kavin Ranawella, a Senior Software Engineer based in Toronto, Canada, with 6+ years of experience delivering scalable, high-performance applications across FinTech, Open Banking, and SaaS. I enjoy building robust backend services, cloud-native architectures, and modern front-end experiences, and I’m open to opportunities in the UAE/Dubai. In fast-paced Agile teams, I mentor junior engineers, champion best practices like RESTful API design, CI/CD, and IaC, and collaborate cross-functionally to turn ideas into reliable, enterprise-grade software. I’m excited to contribute to innovative engineering teams in the UAE, delivering high-quality products with a focus on reliability and performance.

Kavin Ranawella

Full Stack Developer, Web Developer, Programmer, +2

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Hi, I’m Kavin Ranawella, a Senior Software Engineer based in Toronto, Canada, with 6+ years of experience delivering scalable, high-performance applications across FinTech, Open Banking, and SaaS. I enjoy building robust backend services, cloud-native architectures, and modern front-end experiences, and I’m open to opportunities in the UAE/Dubai. In fast-paced Agile teams, I mentor junior engineers, champion best practices like RESTful API design, CI/CD, and IaC, and collaborate cross-functionally to turn ideas into reliable, enterprise-grade software. I’m excited to contribute to innovative engineering teams in the UAE, delivering high-quality products with a focus on reliability and performance.…Hi, I’m Kavin Ranawella, a Senior Software Engineer based in Toronto, Canada, with 6+ years of experience delivering scalable, high-performance applications across FinTech, Open Banking, and SaaS. I enjoy building robust backend services, cloud-native architectures, and modern front-end experiences, and I’m open to opportunities in the UAE/Dubai. In fast-paced Agile teams, I mentor junior engineers, champion best practices like RESTful API design, CI/CD, and IaC, and collaborate cross-functionally to turn ideas into reliable, enterprise-grade software. I’m excited to contribute to innovative engineering teams in the UAE, delivering high-quality products with a focus on reliability and performance.

Available to hire

Hi, I’m Kavin Ranawella, a Senior Software Engineer based in Toronto, Canada, with 6+ years of experience delivering scalable, high-performance applications across FinTech, Open Banking, and SaaS. I enjoy building robust backend services, cloud-native architectures, and modern front-end experiences, and I’m open to opportunities in the UAE/Dubai.

In fast-paced Agile teams, I mentor junior engineers, champion best practices like RESTful API design, CI/CD, and IaC, and collaborate cross-functionally to turn ideas into reliable, enterprise-grade software. I’m excited to contribute to innovative engineering teams in the UAE, delivering high-quality products with a focus on reliability and performance.

Skills

Experience Level

Expert

Expert

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Expert

Expert

Expert

Expert

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Expert

Expert

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Expert

Intermediate

Language

English

Fluent

Work Experience

Senior Full Stack Engineer at Memaree Ventures

January 1, 2023 - November 17, 2025

Founding engineer contributing to the company’s growth from a startup to an investment-backed organization. Led the development of the 'Scenes' feature using React Native to connect posts with events, boosting user engagement and helping secure the company's first $120K investment. Evaluated architectures (including microservices) to address scalability, reduced latency by replacing monolithic API layers with AWS Lambda (Python) and S3 using Pre-signed URLs, and implemented lazy loading and progressive previews in React Native to optimize enterprise-scale media rendering. Automated AWS resource provisioning (EC2, S3, Lambda) with Terraform and AWS CloudFormation, achieving 90% faster deployments and parity between staging and production. Mentored junior developers on RESTful API design and versioning to reduce backend integration bugs by 25% and accelerate feature delivery.

Senior Customer Success Engineer at WSO2 Inc.

September 30, 2022 - September 30, 2022

Led deployment and testing of the WSO2 API Manager to secure a $100K+ customer engagement. Managed a team of 8 engineers across multiple countries, consulting on and deploying WSO2 products in diverse server environments. Developed PSD2-compliant APIs using Java/Spring Boot within WSO2 API Manager, enhancing customer adoption of open banking services. Strengthened authentication workflows with OAuth2.0/OIDC via WSO2 Identity Server, reducing security risks, and integrated Berlin Group standards into core APIs to accelerate regulatory certification for 10+ Tier-1 financial institutions.

Fullstack Software Engineer at CodeGen International

August 31, 2021 - August 31, 2021

Optimized six RESTful API endpoints from the legacy backend to support new front-end data models, achieving a 60% boost in UI rendering performance. Implemented features around user details and payments using Okta for secure identity, enabled staged releases via feature/config switches, and documented APIs with Swagger/OpenAPI to reduce cross-team tickets by 50%. Conducted unit testing with JUnit and utilized Splunk for monitoring to ensure reliability and performance.