Dilum

Technical Lead

NewPath • Freelance

Mar 2024 - Present • 2 yrs 5 mos

Worked with NewPath, a UK-based technology company providing Device Control Policy solutions for refurbished mobile devices in emerging markets. Led the technical direction of backend systems, designing scalable architectures and serverless solutions while working closely with the CTO and Product Owners. **Key achievements:** * Designed and developed scalable backend architectures and RESTful APIs * Built serverless solutions using AWS Lambda, API Gateway, SQS, and DynamoDB * Improved system performance, scalability, and operational efficiency * Integrated third-party services including Stripe, Samsung Knox Guard, and financial APIs * Developed AI-powered solutions using Generative AI, RAG, and prompt engineering * Collaborated with product and technical teams to turn business requirements into reliable solutions * Mentored developers and contributed to technical decision-making **Technologies:** Node.js, TypeScript, React.js, AWS, Serverless, DynamoDB, Redis, Docker, CI/CD, Generative AI, RAG, REST APIs

Technical Lead

Ascentic • Full time

Nov 2020 - Mar 2022 • 1 yr 4 mos

Worked as a Technical Lead at Qvalia, a Sweden-based fintech company specializing in automated invoice processing and financial data management. Led the architecture and development of backend systems for invoice scanning, financial data extraction, chart of accounts automation, and analytics. **Key achievements:** * Architected scalable and high-performance backend solutions for complex business requirements * Designed and developed Node.js microservices with a focus on modularity, performance, and maintainability * Built serverless solutions using AWS Lambda, API Gateway, S3, RDS, and SQS * Designed and optimized PostgreSQL databases for data-intensive applications * Developed cost-effective cloud architectures with a focus on scalability and reliability * Planned technical work, estimated delivery timelines, and managed sprint execution * Provided technical leadership and established backend development best practices * Mentored developers and promoted knowledge sharing across the team * Conducted technical interviews and helped build a strong engineering team **Technologies:** Node.js, Serverless, PostgreSQL, AWS Lambda, API Gateway, S3, RDS/Aurora, SQS, Docker, CloudWatch, LocalStack

Associate Technical Lead

EIGHT25MEDIA • Full time

Nov 2019 - Nov 2020 • 1 yr

Worked as an Associate Technical Lead at Eight25Media, a Silicon Valley digital agency specializing in web and software development. Contributed to the architecture and development of scalable full-stack applications, while providing technical direction and maintaining high standards for performance, security, and code quality. **Key achievements:** * Designed and architected scalable full-stack applications * Developed backend APIs and frontend applications using modern web technologies * Provided technical direction and established development best practices * Conducted code reviews to improve code quality and maintainability * Collaborated with product managers and designers to translate business requirements into technical solutions * Mentored junior developers and supported team knowledge sharing * Contributed to CI/CD pipelines, cloud deployments, and DevOps initiatives * Supported sprint planning, project estimation, and technical risk management **Focus:** Full-stack development, backend architecture, REST APIs, React, Node.js, cloud deployment, CI/CD, and technical leadership