Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Hi, I’m Sai Keerthi, a driven Software Engineer with over three years of experience specializing in building secure, high-performance backend systems and scalable cloud-native applications. I love working with Java, Spring Boot, React.js, and AWS to create clean, reliable code that drives measurable business outcomes. I thrive in collaborative Agile environments, partnering with DevOps, QA, and Product teams to deliver impactful features quickly. Passionate about technical excellence, I’m always eager to optimize systems for performance, security, and maintainability.…Hi, I’m Sai Keerthi, a driven Software Engineer with over three years of experience specializing in building secure, high-performance backend systems and scalable cloud-native applications. I love working with Java, Spring Boot, React.js, and AWS to create clean, reliable code that drives measurable business outcomes. I thrive in collaborative Agile environments, partnering with DevOps, QA, and Product teams to deliver impactful features quickly. Passionate about technical excellence, I’m always eager to optimize systems for performance, security, and maintainability.

Sai Keerthi Talapureddy

Developer, Full Stack Developer, Cloud Developer, +3





Hi, I’m Sai Keerthi, a driven Software Engineer with over three years of experience specializing in building secure, high-performance backend systems and scalable cloud-native applications. I love working with Java, Spring Boot, React.js, and AWS to create clean, reliable code that drives measurable business outcomes. I thrive in collaborative Agile environments, partnering with DevOps, QA, and Product teams to deliver impactful features quickly. Passionate about technical excellence, I’m always eager to optimize systems for performance, security, and maintainability.…Hi, I’m Sai Keerthi, a driven Software Engineer with over three years of experience specializing in building secure, high-performance backend systems and scalable cloud-native applications. I love working with Java, Spring Boot, React.js, and AWS to create clean, reliable code that drives measurable business outcomes. I thrive in collaborative Agile environments, partnering with DevOps, QA, and Product teams to deliver impactful features quickly. Passionate about technical excellence, I’m always eager to optimize systems for performance, security, and maintainability.

Available to hire

Hi, I’m Sai Keerthi, a driven Software Engineer with over three years of experience specializing in building secure, high-performance backend systems and scalable cloud-native applications. I love working with Java, Spring Boot, React.js, and AWS to create clean, reliable code that drives measurable business outcomes.

I thrive in collaborative Agile environments, partnering with DevOps, QA, and Product teams to deliver impactful features quickly. Passionate about technical excellence, I’m always eager to optimize systems for performance, security, and maintainability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Hindi

Advanced

Telugu

Intermediate

Work Experience

Software Development Engineer at JPMorgan Chase & Co

November 1, 2023 - Present

Designed microservices-based banking applications using Java 11+, Spring Boot, and Hibernate, improving transaction throughput by 25% through optimized database access and caching. Built and deployed secure RESTful APIs for customer data platforms, implementing asynchronous communication that reduced response times by 30%. Led deployment of cloud-native applications to AWS services using Terraform, lowering infrastructure costs by 15% while enhancing resilience and availability. Implemented OAuth 2.0 and JWT for secure authentication and ensured SOX/PCI-DSS compliance with audits and automated scans. Containerized services with Docker and managed Kubernetes deployment pipelines for consistent environments. Developed fully automated CI/CD pipelines using GitLab CI, Jenkins, and SonarQube, reducing release cycles by 50% and raising test pass rates. Maintained 90%+ test coverage with JUnit and Mockito, improving reliability and cutting post-release defects by 40%. Collaborated closely wit

Software Engineer at Mindtree Pvt Ltd

August 31, 2022 - July 11, 2025

Developed and maintained full-stack web applications using Java, Spring Boot, and React.js for high-throughput enterprise banking systems. Built microservices handling payment processing and session data, leveraging Redis caching and query optimization to boost API performance by 20%. Integrated AWS and Azure services to achieve 99.9% uptime across production systems. Engineered secure authentication flows with OAuth 2.0 and JWT, mitigating OWASP Top 10 vulnerabilities using server-side validation and input sanitization. Created modular, reusable React UI components improving initial page load times by 30% via lazy loading and Redux. Refactored legacy monolith into multiple microservices to enhance maintainability and scalability for a multitenant SaaS platform. Developed CI/CD pipelines with Jenkins, Docker, and Git for reliable bi-weekly production releases. Achieved over 90% unit and integration test coverage using JUnit and Mockito, reducing bugs by 25%. Participated actively in Ag

Network Engineer at CtrlS

August 31, 2021 - July 11, 2025

Configured and maintained Cisco and Fortinet networking equipment across multiple data centers ensuring 99.9% network uptime. Monitored network traffic with SolarWinds and Nagios to identify and resolve latency issues, reducing critical downtime by 20%. Managed VPN tunnels and firewall rules securing remote access while achieving compliance requirements. Diagnosed LAN/WAN issues using Wireshark and NetFlow, improving data transmission efficiency and reducing packet loss. Collaborated with DevOps teams to tune firewall and DNS rules supporting cloud application performance.

Software Engineering Intern at Sunesis Innovations

August 31, 2019 - July 11, 2025

Developed Python scripts to process real-time IoT sensor data improving system uptime by 15% through automated alerts. Implemented low-latency protocols MQTT, CoAP, and HTTP for device-cloud integration. Built and tested end-to-end IoT workflows with AWS IoT Core, Lambda, and DynamoDB enabling cloud-based monitoring dashboards. Supported hardware testing and firmware validation for telemetry systems.

Software Development Engineer at JPMorgan Chase & Co

November 1, 2023 - Present

Designed microservices-based banking applications using Java 11+, Spring Boot, and Hibernate, improving transaction throughput by 25% via optimized DB access and caching. Built and deployed secure RESTful APIs for customer data platforms; implemented asynchronous communication to reduce response times by 30%. Led deployment of cloud-native applications to AWS (EC2, S3, Lambda, RDS) using Terraform, reducing infrastructure costs by 15% while improving resilience and availability. Implemented OAuth 2.0 and JWT for secure authentication; enforced SOX/PCI-DSS compliance through regular audits and automated security scans. Containerized services using Docker and managed production deployment pipelines on Kubernetes, ensuring environment consistency across dev/staging/prod. Built fully automated CI/CD pipelines with GitLab CI, Jenkins, and SonarQube; reduced release cycles by 50% and improved test pass rates. Maintained 90%+ test coverage using JUnit and Mockito; improved reliability and red

Software Engineer at Mindtree Pvt Ltd

August 31, 2022 - July 11, 2025

Developed and maintained full-stack web applications using Java, Spring Boot, and React.js to serve high-throughput enterprise banking systems. Built microservices to handle payment processing and session data, leveraging Redis caching and optimized queries to improve API performance by 20%. Integrated AWS (EC2, Lambda, S3) and Azure (Functions, Cosmos DB) to enable high availability, achieving 99.9% uptime across production systems. Engineered secure authentication flows using OAuth 2.0 and JWT; mitigated OWASP Top 10 vulnerabilities via server-side validation and input sanitization. Designed modular, reusable UI components with React.js; improved initial page load time by 30% using lazy loading and Redux for state management. Refactored legacy monolith into 5+ microservices, increasing maintainability and enabling horizontal scalability for a multitenant SaaS platform. Built CI/CD pipelines using Jenkins, Docker, and Git, improving deployment reliability and enabling bi-weekly produc

Network Engineer at CtrlS

August 31, 2021 - July 11, 2025

Configured and maintained Cisco and Fortinet routers, switches, and firewalls across 3 data centers, ensuring 99.9% network uptime. Monitored traffic with SolarWinds and Nagios to proactively resolve latency bottlenecks; reduced critical network downtime by 20%. Managed over 50 VPN tunnels and 20+ firewall rules, securing remote access and meeting compliance requirements. Diagnosed LAN/WAN issues using Wireshark and NetFlow, improving data transmission efficiency and reducing packet loss. Supported cloud application performance by tuning firewall/DNS rules in collaboration with DevOps teams.

Software Engineering Intern at Sunesis Innovations

August 31, 2019 - July 11, 2025

Built Python scripts to process real-time sensor data from IoT devices, improving system uptime by 15% through automated alerting. Implemented low-latency communication using MQTT, CoAP, and HTTP protocols for device-cloud integration. Developed and tested end-to-end IoT workflows using AWS IoT Core, Lambda, and DynamoDB, enabling cloud-based dashboards for real-time monitoring. Supported hardware testing and firmware validation for industrial telemetry systems.