- Mutiple payment solutions across different geographical areas and countries- Game sharing services

Designed, developed, and deployed software solutions that significantly improved business productivity and maximized profitability for clients

Implemented a generative AI chatbot solution utilizing prompt engineering techniques, resulting in a significant surge in customer engagement rates and driving bookings to increase by over 100%Collaborated to design tailored solutions addressing complex business challengesDeveloped RESTful APIs and comprehensive documentation to facilitate smooth integrationAchieved a flawless production record by implementing automated unit testing strategies, resulting in a reduction of errors to zeroSpearheaded the adoption of TDD and efficient CI/CD workflows, resulting in a significant reduction in development cycle time

Developed and deployed a robust customer identity verification solution, effectively mitigating risks associated with theft and money launderingCreated high-performance software applications by adhering to agile methodologies and SOLID principles throughout the development processDirected the complete application lifecycle, overseeing all stages from initial design through deployment, optimization, and ongoing maintenanceDesigned and implemented a resilient checkout system, resulting in a doubling of customer satisfaction ratesElevated to Lead Backend Engineer based on a track record of expedited project delivery and strong interpersonal ability

Integrated payment gateway APIs seamlessly into software applications to enable secure and efficient transaction processingImplemented automated end-to-end testing using the Jest and Supertest frameworks to ensure comprehensive testing coverage and robustness of software applicationsDelivered error-free applications by employing ESLint error-checking features and best practicesEngineered clean and reusable codebases utilizing both JavaScript and TypeScript languages