Technical Support & Full-Stack Engineer - 4.5+ Years Experience

Sai Teja Reddy Muthyala

*****************@*****.***, 737-***-****, Houston, Tx

PROFESSIONAL SUMMARY:

• Results-driven Technical Support & Full-Stack Engineer with 4.5+ years of experience in production support, incident management, and Java-based application troubleshooting for enterprise-scale systems.

• Strong expertise in Root Cause Analysis (RCA) using SQL, Splunk log analysis, and Java debugging, resolving complex cross-system issues across Linux and Windows environments.

• Hands-on experience with Java, Spring Boot, REST APIs, React, and backend service integration, supporting billing, policy, and transaction-driven applications.

• Proven ability to work in Agile/Scrum environments, collaborating with cross-functional teams to deliver rapid issue resolution, system stability, and continuous process improvement.

• Proficient in Postman, Swagger, ServiceNow, and Jira for API testing, incident tracking, and workflow management.

• Experience supporting high-availability, customer-facing applications, managing P1/P2 incidents with a focus on uptime, SLA adherence, and business impact reduction.

• Strong communication and documentation skills, translating technical findings into clear updates for stakeholders, and maintaining knowledge base articles to prevent recurring issues. TECHNICAL SKILLS:

Programming & Backend Java, Python, SQL, C, Spring Boot, RESTful APIs, JSON, HTTP Methods Front-End Development HTML, CSS, JavaScript, React, Angular, TypeScript, Responsive Design, Component- Based UI

Data Analysis & Visualization PostgreSQL, MySQL, Power BI, Pandas, NumPy, Matplotlib Tools & Frameworks Git, Postman, Swagger, IntelliJ IDEA, Eclipse, Visual Studio Code, Jenkins, Agile/Scrum Production & Support Tools Splunk (Log Analysis), ServiceNow, Jira Other Skills Technical Documentation, Problem-Solving, Team Collaboration PROFESSIONAL EXPERIENCE:

Java Developer

Liberty Mutual Insurance, Houston — Nov 2025 – Present

• Supported production policy, billing, and claims applications built on Java, Spring Boot, and REST microservices, resolving 15–20 P1/P2 incidents per month and maintaining 99.9% application uptime.

• Performed root cause analysis (RCA) using Splunk log analysis, SQL queries, and Java debugging, reducing mean time to resolution (MTTR) by 25% for policy issuance and billing defects.

• Investigated and corrected data inconsistencies in PostgreSQL/Oracle impacting premiums and claim status, improving transaction accuracy by 30%, and preventing downstream billing errors.

• Validated and tested 20+ REST APIs using Postman and Swagger during incident triage and post-fix verification, ensuring zero regression defects after deployments.

• Collaborated with business analysts and DevOps teams via ServiceNow, Jira, and Jenkins, supporting bi-weekly releases and reducing repeat production incidents by 20%.

• Participated in on-call rotations, handling high-severity P1/P2 incidents and delivering status updates within SLA (15 minutes) for critical outages.

• Documented 30+ recurring issues with root causes and preventive actions in ServiceNow knowledge base, improving resolution speed by 20% for similar future incidents. Java Developer

BCBS California, Seattle — Jan 2025 – Nov 2025

• Lead incident resolution efforts for enterprise healthcare applications built with Java, Spring Boot, and React, ensuring rapid recovery and minimal downtime.

• Perform root cause analysis (RCA) for production issues using SQL queries, Splunk log analysis, and Java debugging tools.

• Collaborate with cross-functional teams to analyze data from PostgreSQL, Oracle, and MySQL, improving incident turnaround by 30%.

• Used Postman and Swagger for API validation and regression testing during incident triage.

• Documented recurring incidents and fixes in ServiceNow, improving knowledge base usage by 20%.

• Built monitoring scripts and queries to track system performance, reducing high-severity incidents by 25%.

• Developed backend modules for claims management and implemented OAuth2.0/JWT security, enhancing system reliability.

• Contributed to CI/CD pipelines via Jenkins and Git for automated testing and deployment. Lead Diplomat IV

UHCL Houston, Texas — March 2023 – December 2024

• Managed server uptime, patching, and performance monitoring in Windows/Linux environments, ensuring 99% system availability.

• Diagnosed technical issues across lab systems, performing root cause analysis, and documenting solutions.

• Analyzed system logs with Python (Pandas, NumPy) to identify performance trends and anomalies.

• Created Power BI dashboards visualizing lab activity and performance, improving reporting efficiency by 20%.

• Supported database management tasks using PostgreSQL/MySQL, optimizing queries for faster performance.

• Assisted faculty in configuring development tools (Eclipse, IntelliJ, NetBeans), ensuring environment stability. Software Developer (Client: Facebook)

Prog Sol. Inc, Hyderabad — August 2022 – December 2022

• Developed interactive user interface components using Angular and TypeScript, resulting in a 40% increase in user engagement.

• Designed and maintained REST APIs, enhancing system interoperability and achieving a 30% decrease in data retrieval errors.

• Implemented CI/CD pipelines, which automated deployment processes and cut deployment times by 40%.

• Analyzed performance metrics and optimized application responsiveness, leading to a 30% improvement in overall system performance.

• Collaborated with cross-functional teams to gather requirements and translate them into technical specifications, resulting in a 25% improvement in project delivery timelines.

• Conducted code reviews and provided mentorship to junior developers, fostering a collaborative team environment and enhancing code quality across projects.

• Developed automated testing scripts that increased test coverage by 50%, significantly reducing the occurrence of bugs in production.

Intern Jr. Developer

Prog Sol. Inc, Hyderabad — August 2021 – July 2022

• Assisted the development team in building and updating 10+ web pages using HTML, CSS, JavaScript, and Angular frameworks.

• Identified and fixed 20+ minor bugs across web applications, ensuring improved functionality and user experience under the guidance of senior developers.

• Gained hands-on experience connecting front-end applications with backend systems via RESTful APIs, contributing to 5+ integrated features.

• Participated in daily stand-up meetings and actively contributed to 2-week sprint cycles, completing assigned tasks within deadlines.

• Help draft 5+ users and developer instruction guides to document system functionality and support ongoing maintenance.

• Conducted basic functionality testing on 10+ modules, reporting issues and improvement suggestions to the QA and dev teams.

• Completed Java-based assignments and supported small backend modules, gaining hands-on experience with Java OOP concepts and integration testing.

• Assisted in implementing responsive designs, improving mobile performance scores by 15% across several pages.

• Collaborated with a cross-functional team of 8 developers and designers, strengthening communication and agile development skills.

EDUCATION QUALIFICATIONS:

• Master of Science in Computer Engineering from University of Houston Clear Lake, USA.

• Bachelor of Science in Electronics & Communication Engineering from JNTUH, India.

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