Thomas (Tao) J.
Senior Software Engineer
Experience
Jul 2024 - Present
1 year 4 monthsSenior Software Engineer
Emagine
- Played key role in developing and integrating RESTful APIs for UKG Ready, improving system connectivity and automation across healthcare operations.
- Architectured API solutions with Python and Java, ensuring compatibility with DATEV-based systems and external healthcare management tools.
- Collaborated with cross-functional teams to design scalable endpoints, enhancing interoperability between internal and third-party healthcare platforms.
- Optimized API response time by 35%, reducing latency for high-frequency data synchronization across patient record services.
- Configured microservices with Kubernetes and Docker, enabling efficient deployment pipelines for new API components and data integrations.
- Debugged and refactored legacy interfaces, resolving API call failures and improving reliability by 28% during production peak hours.
- Documented endpoint specifications and authentication flows, ensuring transparency and consistency for developers and system administrators.
- Worked closely with stakeholders to gather integration requirements, delivering secure and compliant solutions aligned with healthcare data standards.
Feb 2022 - Jun 2024
2 years 5 monthsSoftware Developer
Gofore
- Developed and integrated APIs powering a web-based payment system, improving transaction handling and cross-platform data synchronization.
- Collaborated with finance and security teams to implement authentication and encryption standards aligned with PCI-DSS compliance.
- Refactored backend services in Node.js and Python, reducing payment processing latency by 32% during high-traffic sessions.
- Built middleware to connect internal accounting systems with DATEV APIs, enhancing financial data consistency and traceability.
- enhanced API test coverage through Postman and automated CI/CD pipelines, strengthening reliability and deployment efficiency.
- Analyzed performance logs and configured caching strategies, improving transaction throughput under concurrent loads.
- Customized dashboards for transaction analytics, providing stakeholders with real-time visibility into payment flows and system uptime.
Sep 2019 - Dec 2021
2 years 4 monthsJunior Software Developer
Cambrilearn
- Contributed to the backend development of an e-commerce platform supporting course purchases and student subscription management.
- Integrated third-party APIs for payment gateways, enhancing purchase flow and improving checkout success rate by 27%.
- Assisted in debugging and optimizing order management modules, ensuring consistent performance during enrollment peaks.
- Developed reusable frontend components in React to improve user experience and streamline course browsing interactions.
May 2018 - Jun 2019
1 year 2 monthsSoftware Intern
Geowax
- Assisted in developing internal educational tools to automate student progress tracking and reporting for digital classrooms.
- Maintained RESTful APIs that facilitated data sharing between student portals and learning management systems.
- Participated in code reviews and documented REST API specifications to support collaborative development and onboarding efficiency.
Summary
Senior Software Engineer with extensive experience architecturing and optimizing API-driven ecosystems for healthcare, payments, and educational platforms. Specialized in integrating complex systems like UKG Ready and DATEV to enable seamless data exchange and scalability. Proven track record of improving API reliability, reducing latency, and ensuring compliance with strict industry standards. Passionate about building resilient backend infrastructures that empower organizations through connectivity, automation, and measurable technical excellence.
Languages
English
AdvancedEducation
Oct 2015 - Jun 2018
Technological University Dublin
Master’s degree · Computer Science · Dublin, Ireland
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