Summary
Overview
Work History
Education
Skills
Timeline
Generic

Balakrishnan Rajappa

Software Architect at Ericsson | Tech Lead | Full Stack Developer(Java, Spring, Angular) | Kubernetes | Microservice | Python |Telecom BSS and OSS | IOT | ERP
Bengaluru

Summary

Ericsson relies on a Software Architect with over a decade of experience in designing and delivering scalable Java and microservice-based solutions. With expertise in solutioning, resource and delivery planning, and production-ready implementations, the role supports seamless software development and deployment in highly complex Telecom BSS/OSS ecosystems.


Proficient in Java, Spring, Kubernetes, and Angular, the team leverages cloud-native technologies and agile methodologies to drive innovation and efficiency. Familiarity with Python and AI/ML further enhances capabilities in addressing modern technological challenges, ensuring the delivery of robust solutions tailored to meet client needs.

Overview

13
13
years of professional experience
5
5
Languages

Work History

Software Architect

Ericsson India Global Services Pvt Ltd
04.2025 - Current

• Promoted to Software Architect at Ericsson after successfully delivering over20 Change Requests annually from 2022 to 2024 with zero failures.

• Responsible for CR solutioning, resource allocation, and delivery planning to ensure project success.

• Conducted thorough reviews of code and delivery documents, enhancing quality and efficiency.

• Prepared Software Design (SD) and High-Level Design (HLD) documents, including Jira epic creation for streamlined project management and flow diagrams using UML and Visio tools.

Technical Lead

Ericsson India Global Services Pvt Ltd
05.2023 - 04.2025

• Promoted to Technical Lead after successfully delivering 20+ Change Requests (CRs) in 2022 and 11+ in Q1 and Q2 of 2023 with zero failures. • Mentored and trained new joiners on application processes and essential skillsets, fostering a collaborative team environment.

• Conducted Agile ceremonies including stand-up calls, sprint planning, reviews, ensuring effective project delivery.

• Developed automation tools that reduced effort by 15% per CR, enhancing overall team efficiency.

• Lead L3 and ADM teams on solutioning, code and document reviewing and approving, conduction go live pre and post process (PT, HO, deployment, handled live traffic).

• Involved CR solutioning, efforts preparation, Resource and delivery planning, Go live process and support and production outage support.

Senior Solution Integrator

Ericsson India Global Services Pvt Ltd
09.2018 - 05.2023

• In my role at Ericsson, I contributed significantly to the development and automation of Telecom BSS services.

• I was responsible for end-to-end project cycles, focusing on application security and reusable code.

• My efforts led to successful project handovers and the delivery of numerous change requests, earning me recognition as a key contributor.

• I also adeptly managed production outages and go-live activities, ensuring operational continuity.

Tech Lead

Lotus Wireless Technology India Pvt Ltd
04.2017 - 09.2018

I played a pivotal role in driving application development and team success at Lotus Wireless Technologies India Pvt. Ltd.

• Gathered requirements and crafted solutions that improved application performance and user satisfaction.

• Mentored team members in development and testing, enhancing their skills and productivity.

• Conducted thorough code reviews, ensuring quality standards were met before Go Live.

• Achieved a seamless Go Live process, resulting in a 90% reduction in post-launch issues.

Full-stack Developer

Hewlett Packard Enterprise, HPE
02.2016 - 04.2016

• Actively participated in Agile process, ensuring effective communication and project alignment within the team.

• Developed a robust Test Automation tool using Selenium, significantly improving code quality and compliance with standards.

• Created reusable and robotic code, ensuring efficiency and security acrossmicroservices.

Full Stack Developer

Focuz InfoTech
12.2013 - 12.2015

• Collaborated with clients on-site to gather business requirements and ensure effective offshore coordination.

• Led the development of full-stack applications, including HRMS, Document Flow, and Academic Forms.

• Developed a mailing flow module from scratch, streamlining communication processes for the organization.

• Implemented client-side validations using JavaScript and created PostgreSQL functions to enhance application performance.

• Played a key role in critical application releases, ensuring seamless client interactions and successful data migrations.

Full Stack Developer

DCS Technology
09.2012 - 12.2013
  • Developed and maintained responsive web applications using JavaScript, HTML and CSS, enhancing user experience and engagement.
  • Collaborated with cross-functional teams to gather requirements and design Struts APIs, improving communication between front-end and back-end systems.
  • Implemented database solutions using Oracle, ensuring data integrity and optimizing query performance for scalable applications.

Education

Bachelor of Science -

Mahendra Institute of Technology
Mahendrapuri, Thiruchengode, Tamil Nadu
04.2001 -

Skills

Core Java

Spring Framework

Spring Boot

Angular

JPA

JavaScript

Maven

ActiveMQ

Infinispan

Microservice

Kubernetes

Python

AI/ML

Timeline

Software Architect

Ericsson India Global Services Pvt Ltd
04.2025 - Current

Technical Lead

Ericsson India Global Services Pvt Ltd
05.2023 - 04.2025

Senior Solution Integrator

Ericsson India Global Services Pvt Ltd
09.2018 - 05.2023

Tech Lead

Lotus Wireless Technology India Pvt Ltd
04.2017 - 09.2018

Full-stack Developer

Hewlett Packard Enterprise, HPE
02.2016 - 04.2016

Full Stack Developer

Focuz InfoTech
12.2013 - 12.2015

Full Stack Developer

DCS Technology
09.2012 - 12.2013

Bachelor of Science -

Mahendra Institute of Technology
04.2001 -
Balakrishnan RajappaSoftware Architect at Ericsson | Tech Lead | Full Stack Developer(Java, Spring, Angular) | Kubernetes | Microservice | Python |Telecom BSS and OSS | IOT | ERP