Krishna Jonnada Bhattaru
Summary
Backend Developer with 9 years of experience in web application development, specializing in Java 17, Spring Boot, and Hibernate. Expertise in creating scalable microservices and RESTful APIs, leveraging Agile methodologies and strong unit testing skills with JUnit and Mockito. Proven ability in performance optimization and database management with MySQL and Oracle, complemented by a solid understanding of Data Structures and Design Patterns. Demonstrated leadership in code reviews and team mentorship, aiming to drive innovation in cloud-native application development.
Overview
9
9
years of professional experience
Work History
Senior Associate, Technology-L2
Publicis Sapient
03.2021 - Current
- Led end-to-end backend development for enterprise applications, ensuring a scalable and maintainable architecture.
- Implemented fault-tolerant microservices using Spring Boot.
- Created and maintained High-Level Design (HLD) and Low-Level Design (LLD) documents to guide development and align with architectural standards.
- Tuned and refactored backend services for improved efficiency, response time, and resource utilization.
- Collaborated with cross-functional teams, including frontend, QA, DevOps, and product stakeholders, to deliver high-quality releases.
- Ensured adherence to coding standards, design principles, and CI/CD best practices.
- Guided junior developers through mentorship to enhance their skills.
- Integrated APIs and third-party services securely and efficiently.
- Used tools like Postman, Swagger, and JMeter for testing and performance benchmarking.
- Implemented logging, monitoring, and alerting for production-grade observability using tools like ELK, Prometheus, or Grafana.
Application Developer
Cognizant Technology Solutions
02.2020 - 02.2021
- An admin application that creates different kinds of users and maintains their lifecycle.
- Participated in the entire application lifecycle of users, focusing on coding and debugging.
- Built reusable code and libraries for future use.
- Collaborated with front-end developers to integrate user-facing elements with server-side logic.
- I worked on troubleshooting and debugging the applications.
Application Developer
Tata Consultancy Services
07.2016 - 02.2020
- Aadhar Pay is an application that makes transactions with the Aadhar-linked account number.
- Developed Aadhaar-based transactions for Reliance and Mahaonline.
- Developed financial and non-financial services.
- Developed change requests, such as hierarchical management, service charge configurations, T+1 settlement, and maker-checker.
Education
BTech - Electronics and Communication Engineering
GMR Institute of Technology
01.2016
Skills
- Java 17
- Spring Boot
- Microservices
- Kubernetes
- Kafka
- Spring Batch
- Mongo
- Redis
- Kibana
- Maven
- git
- MySql
- Docker
- Azure
- AWS
- GraphQL
- CI/CD DevOps
- Swagger
- Unit testing with JUnit and Mockito
- Rest API
- Microservices
- Agile methodology
- Java
- Banking domain
Awards
- Sprint Champion Award, 2021
- Star of the Quarter, 2019
- On the spot award, 2018
Attachments
Resume KRISHNAJONNADA.pdf
Timeline
Senior Associate, Technology-L2
Publicis Sapient
03.2021 - Current
Application Developer
Cognizant Technology Solutions
02.2020 - 02.2021
Application Developer
Tata Consultancy Services
07.2016 - 02.2020
BTech - Electronics and Communication Engineering
GMR Institute of Technology
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