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Full Stack Engineer with 8+ years of experience building and delivering enterprise-grade web applications for large-scale telecom platforms, focused on scalability, performance, and reliability. Strong expertise across modern frontend (React.js, TypeScript, JavaScript, HTML5/CSS3) and backend systems (Java, Spring Boot, microservices, REST APIs, SQL, AWS). Experienced in leading cross-functional teams of 10+ engineers and driving measurable engineering efficiency improvements in Agile/SAFe environments. Experienced in leveraging AI-assisted development tools to accelerate coding, debugging, testing, documentation, and technical research—improving overall development productivity. Open to EU-based and remote opportunities with immediate availability.…Full Stack Engineer with 8+ years of experience building and delivering enterprise-grade web applications for large-scale telecom platforms, focused on scalability, performance, and reliability. Strong expertise across modern frontend (React.js, TypeScript, JavaScript, HTML5/CSS3) and backend systems (Java, Spring Boot, microservices, REST APIs, SQL, AWS). Experienced in leading cross-functional teams of 10+ engineers and driving measurable engineering efficiency improvements in Agile/SAFe environments. Experienced in leveraging AI-assisted development tools to accelerate coding, debugging, testing, documentation, and technical research—improving overall development productivity. Open to EU-based and remote opportunities with immediate availability.

NEEHARIKA KALLA

Full Stack Developer, Software Engineer, Back-End Developer, +4

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Full Stack Engineer with 8+ years of experience building and delivering enterprise-grade web applications for large-scale telecom platforms, focused on scalability, performance, and reliability. Strong expertise across modern frontend (React.js, TypeScript, JavaScript, HTML5/CSS3) and backend systems (Java, Spring Boot, microservices, REST APIs, SQL, AWS). Experienced in leading cross-functional teams of 10+ engineers and driving measurable engineering efficiency improvements in Agile/SAFe environments. Experienced in leveraging AI-assisted development tools to accelerate coding, debugging, testing, documentation, and technical research—improving overall development productivity. Open to EU-based and remote opportunities with immediate availability.…Full Stack Engineer with 8+ years of experience building and delivering enterprise-grade web applications for large-scale telecom platforms, focused on scalability, performance, and reliability. Strong expertise across modern frontend (React.js, TypeScript, JavaScript, HTML5/CSS3) and backend systems (Java, Spring Boot, microservices, REST APIs, SQL, AWS). Experienced in leading cross-functional teams of 10+ engineers and driving measurable engineering efficiency improvements in Agile/SAFe environments. Experienced in leveraging AI-assisted development tools to accelerate coding, debugging, testing, documentation, and technical research—improving overall development productivity. Open to EU-based and remote opportunities with immediate availability.

Available to hire

Full Stack Engineer with 8+ years of experience building and delivering enterprise-grade web applications for large-scale telecom platforms, focused on scalability, performance, and reliability. Strong expertise across modern frontend (React.js, TypeScript, JavaScript, HTML5/CSS3) and backend systems (Java, Spring Boot, microservices, REST APIs, SQL, AWS). Experienced in leading cross-functional teams of 10+ engineers and driving measurable engineering efficiency improvements in Agile/SAFe environments.

Experienced in leveraging AI-assisted development tools to accelerate coding, debugging, testing, documentation, and technical research—improving overall development productivity. Open to EU-based and remote opportunities with immediate availability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Telugu

Fluent

Italian

Beginner

Work Experience

Tech Lead / Project Lead (NT S Agile Project - Telecom Client, USA) at NTS Agile Project (Telecom Client, USA)

May 1, 2021 - May 1, 2026

Led React.js, Next.js, and TypeScript-based frontend development for 15+ major releases and 20 quarterly features, integrating REST APIs and achieving 95%+ sprint completion. Designed and developed reusable UI component libraries using React, TypeScript, and Tailwind CSS, reducing frontend delivery time by 30% and saving ~2 days per sprint in build time. Conducted 50+ design/code reviews and authored HLD/LLD docs for 15+ features, cutting defects by 25%. Built automated test suites using Jest, Cucumber, and Nightwatch, improving test coverage by ~40% and reducing regression cycles by 20%. Led root-cause analysis for critical production incidents, reducing MTT R by 40% through cross-time-zone collaboration and effective issue resolution, ensuring 100% on-time delivery.

Agile Project (Tech Lead/Full Stack Lead) at NTS Agile Project | Telecom Client, USA

May 1, 2021 - May 1, 2026

Led React.js/Next.js/TypeScript frontend development for 15+ major releases and 20 quarterly features, integrating REST APIs and maintaining 95%+ sprint completion. Designed and developed reusable UI component libraries using React, TypeScript, and Tailwind CSS, reducing frontend delivery time by ~30%. Conducted 50+ design/code reviews and authored HLD/LLD docs for 15+ features, reducing defects by ~25%. Built automated test suites (Jest/Cucumber/Nightwatch) improving test coverage by ~40% and reducing regression cycles by ~20%. Performed RCA for critical production incidents, reducing MTT R by 40% and ensuring on-time delivery.

Technology Lead (NTS Agile Project) at Infosys Limited (Telecom Client, USA)

May 1, 2021 - May 1, 2026

Led React.js, Next.js, and TypeScript frontend development for 15+ major releases and 20 quarterly features, integrating REST APIs while consistently achieving 95%+ sprint completion. Designed and developed reusable UI component libraries using React, TypeScript, and Tailwind CSS, reducing frontend delivery time by ~30% and saving ~2 days per sprint in build time. Conducted 50+ design/code reviews and authored HLD/LLD docs for 15+ features, reducing defects by 25%. Built automated test suites with Jest, Cucumber, and Nightwatch, improving test coverage by ~40% and reducing regression cycle time by ~20%. Led RCA for critical production incidents, reducing MTT R by 40% through cross-time-zone collaboration and effective issue resolution while ensuring 100% on-time delivery.

Technical Lead (React.js/Next.js + TypeScript) at NTS Agile Project | Telecom Client, USA

May 1, 2021 - May 1, 2026

Led React.js and Next.js TypeScript-based frontend development for 15+ major releases and 20 quarterly features, integrating REST APIs while consistently achieving 95%+ sprint completion. Designed and developed reusable UI component libraries with React, TypeScript, and Tailwind CSS, reducing frontend delivery time by ~30%. Conducted 50+ design/code reviews and authored HLD/LLD docs for 15+ features, cutting defects by 25%. Built automated test suites using Jest, Cucumber, and Nightwatch to improve test coverage by ~40% and reduce regression cycles by ~20%. Performed root-cause analysis for critical production incidents, reducing MTT R by 40%.

Technology Lead (NTS Agile Project - Telecom Client, USA) at Infosys Limited

May 1, 2021 - May 1, 2026

Led React.js, Next.js, and TypeScript frontend development for 15+ major releases and 20 quarterly features; integrated REST APIs and maintained sprint completion above 95%. Designed and built reusable UI component libraries using React, TypeScript, and Tailwind CSS, reducing frontend delivery time by ~30% and saving ~2 days per sprint in build time. Conducted 50+ design/code reviews and authored HLD/LLD docs for 15+ features, reducing defects by ~25%. Built automated test suites with Jest, Cucumber, and Nightwatch, improving coverage by ~40% and reducing regression cycles by ~20%. Performed root-cause analysis for critical production incidents, reducing MTT R by ~40% and ensuring 100% on-time delivery.

Software / Microservices Engineer (NLIS Dial-1 Project - Telecom Client, USA) at NLIS Dial-1 Project (Telecom Client, USA)

May 1, 2018 - April 1, 2021

Designed and developed 20+ RESTful microservices using Core Java, Spring Boot, and Spring Cloud (API Gateway, Service Discovery) supporting business-critical workflows for large-scale telecom platforms. Integrated APIs across 10+ microservices using Kafka for asynchronous messaging and implemented OAuth 2/JWT security, reducing integration errors by 30%. Achieved 80%+ unit test coverage using JUnit and Mockito, decreasing production defects by 20% over 3 years. Collaborated with DevOps teams on Jenkins-based CI/CD workflows for automated builds, testing, and deployments. Delivered 50+ code reviews and mentored 5 junior engineers, reducing their onboarding time by 2 weeks.

Dial-1 Project (Microservices/Backend Lead) at NLIS Dial-1 Project | Telecom Client, USA

May 1, 2018 - April 1, 2021

Designed and developed 20+ RESTful microservices using Core Java, Spring Boot, and Spring Cloud (API Gateway, service discovery) for business-critical workflows in large-scale telecom platforms. Integrated APIs across 10+ microservices using Kafka for asynchronous messaging and implemented OAuth2/JWT security, reducing integration errors by ~30%. Achieved 80%+ unit test coverage using JUnit and Mockito, decreasing production defects by ~20% over 3 years. Collaborated with DevOps teams on Jenkins-based CI/CD workflows for automated build, test, and deployment; delivered 50+ code reviews and mentored 5 junior engineers, reducing onboarding time by 2 weeks.

Technology Lead (NLIS Dial-1 Project) at Infosys Limited (Telecom Client, USA)

May 1, 2018 - April 1, 2021

Designed and developed 20+ RESTful microservices using Core Java, Spring Boot, and Spring Cloud (API Gateway, Service Discovery) supporting business-critical workflows for large-scale telecom platforms. Integrated APIs across 10+ microservices with Kafka for asynchronous messaging and implemented OAuth 2/JWT security, reducing integration errors by 30%. Achieved 80%+ unit test coverage using JUnit & Mockito, decreasing production defects by 20% over three years. Collaborated with DevOps teams on Jenkins-based CI/CD workflows for automated builds, testing, and deployment. Delivered 50+ code reviews and mentored 5 junior engineers, reducing onboarding time by 2 weeks.

Technical Lead (Java/Spring Boot Microservices) at NLIS Dial-1 Project | Telecom Client, USA

May 1, 2018 - April 1, 2021

Designed and developed 20+ RESTful microservices using Core Java, Spring Boot, and Spring Cloud (API Gateway, Service Discovery) for business-critical workflows on large-scale telecom platforms. Integrated APIs across 10+ microservices with Kafka for asynchronous messaging and implemented OAuth 2/JWT security, reducing integration errors by 30%. Achieved 80%+ unit test coverage using JUnit & Mockito, decreasing production defects by 20% over 3 years. Collaborated with DevOps teams on Jenkins-based CI/CD workflows for automated builds, testing, and deployments. Delivered 50+ code reviews and mentored 5 junior engineers, shortening onboarding time by 2 weeks.

Senior Engineer (NLIS Dial-1 Project - Telecom Client, USA) at Infosys Limited

May 1, 2018 - April 1, 2021

Designed and developed 20+ RESTful microservices using Core Java, Spring Boot, and Spring Cloud (API Gateway, Service Discovery) for business-critical workflows on large-scale telecom platforms. Integrated APIs across 10+ microservices using Kafka for asynchronous messaging and implemented OAuth2/JWT security, reducing integration errors by ~30%. Achieved 80%+ unit test coverage using JUnit and Mockito, decreasing production defects by ~20% over 3 years. Collaborated with DevOps teams on Jenkins-based CI/CD workflows for automated builds, testing, and deployments. Delivered 50+ code reviews and mentored 5 junior engineers, reducing onboarding time by ~2 weeks.

Technology Lead at Infosys Limited

December 1, 2017 - Present

Led full-stack development for a US telecom enterprise, delivering scalable React.js and Java/Spring Boot microservices-based applications for large-scale platforms. Managed 10+ engineers in SAFe/Agile environments supporting highly available enterprise applications across multiple engagements. Spearheaded React/Next.js/TypeScript frontend releases and integrations with REST APIs, built reusable UI component libraries to reduce delivery time, and authored HLD/LLD documentation. Implemented automated test suites using Jest, Cucumber, and Nightwatch to improve test coverage and reduce regression cycles. Conducted root-cause analysis for critical production incidents to reduce MTT R and ensured on-time delivery through effective cross-time-zone collaboration.