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karunakar Reddy kalla

@karunakarreddykalla

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Software Engineer | Java, React, AWS | 3+ yrs building scalable web apps & APIs

United States

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What I'm looking for

I am looking for a collaborative environment that fosters innovation and growth, where I can leverage my skills in software development and cloud technologies.

Software Engineer with over 3 years of experience building scalable web applications using Java, Spring Boot, Node.js, React, and Next.js. Skilled in API design, real-time features, and deploying containerized services on AWS. Experienced in database optimization, authentication, Agile collaboration, and cross-functional team communication.

Experience

Work history, roles, and key accomplishments

Full Stack Developer

Heartland Community Network

Jul 2024 - Jun 2025 (11 months)

Developed RESTful APIs using Node.js and Express.js for an internal platform serving 1,000+ users, optimized PostgreSQL performance, reducing API latency by 30% and improving reliability across five core operational workflows. Designed responsive and accessible UIs using React, Next.js, and Tailwind CSS, decreased admin effort by 60% and improved form submission rates by 45% through layout refinem

React Next.js Node PostgreSQL Redis Docker AWS Tailwind GitHub Actions

Software Engineer

Cognizant

Apr 2020 - Jun 2022 (2 years 2 months)

Engineered Spring Boot microservices for a billing platform processing 100K+ monthly transactions, modularized tax, invoice, and payment workflows, reducing code duplication by 35% and decreasing billing errors by 20%. Implemented JWT and OAuth2 based authentication for internal and third-party tools, strengthened access control, improved API integration success by 25%, and ensured compliance with

Java Spring Boot Kafka Docker Kubernetes AWS Jenkins Prometheus Grafana JWT OAUTH2

Associate Software Engineer

Cognizant

Sep 2019 - Mar 2020 (6 months)

Developed an internal dashboard for managing promo codes and inventory using React and Node.js, modularization reduced frontend code redundancy by 40% and cut maintenance time by 25% for future feature additions. Integrated real-time inventory synchronization via WebSockets (Socket.IO), enabling concurrent admin updates without reloads and increasing operational coordination speed by 35%.

React Node Socket.IO MongoDB JWT WebSockets

Education

Degrees, certifications, and relevant coursework

George Mason University

Master of Science, Computer Science

Pursued a Master of Science in Computer Science, focusing on advanced topics and research within the field. Developed a strong foundation in complex computer science principles and applications.

Vellore Institute of Technology (VIT)

Bachelor of Technology, Computer Science

Completed a Bachelor of Technology in Computer Science, gaining foundational knowledge in software development, algorithms, and data structures. Engaged in various projects to apply theoretical concepts to practical scenarios.