Consultant - Backend Developer

Knot Solutions Pvt Ltd | 9Mobile client - telecom | Hyderabad, Telangana | Jan 2026 – Present

• Developing and enhancing backend microservices for RaptrDXP, a product-based Digital Experience Platform used by 9Mobile Nigeria.
• Contributing to the Partner Management System (PMS) module handling dealers, sub-dealers, retailers, partner onboarding, purchase orders, sales orders, invoicing, billing, and inventory flows.
• Customizing partner data APIs to align backend domain models with UI performance and business reporting requirements.
• Implementing partner data retrieval and transformation endpoints for optimized UI consumption.
• Implementing asynchronous processing using threads to improve responsiveness in partner onboarding and transaction workflows.
• Participating in Agile ceremonies, code reviews, and product discussions.
• Collaborating with cross-functional teams including UI, QA, and product stakeholders.

System Engineer - Backend Developer

Tata Consultancy Services (TCS) | USAA Client – Property Insurance | Hyderabad, Telangana | Jul 2022 – Nov 2025

Project 6: Homeowner Adjust Quote Results

• Designed and developed a business-critical Calculate API enabling MSR users to modify coverages, deductibles, and additional options and view real-time premium differences between original and adjusted quotes
• Implemented a complex orchestration flow involving 16+ downstream integrations, including SOAP services, REST APIs, DB2, mainframe/host systems, CTL, and ERDC
• Built both read and write workflows, updating multiple enterprise systems and databases as part of a single transactional flow
• Reverse-engineered tightly coupled Apache Wicket logic to identify request/response contracts and migrate functionality into a layered Spring Boot architecture
• Improved API performance by parallelizing independent service calls using CompletableFuture and resolving concurrency issues with thread-safe data structures
• Refactored imperative logic into Java Streams, improving code readability and reducing overall processing time
• Collaborated closely with UI and QA teams to finalize API payload contracts, validate complex edge cases, perform dependency analysis across on-load and downstream services, and support production releases, deployments, KT, and documentation to ensure a smooth project handover.

Project 5: Renters Insurance Migration & Dozer Research

• Migrated experience-layer REST endpoints from Apache Wicket to Spring Boot, enabling decoupled backend services for Renters Insurance workflows
• Migrated legacy Renters capability service consumption to Spring Boot–based endpoints while resolving application-wide javax to jakarta dependency and compatibility issues
• Migrated backend integrations from CTL tables to enterprise ERDC tables, updating data access layers and mappings accordingly
• Resolved Dozer Mapper boolean field mapping issues caused by Jakarta SOAP WSDL–generated classes by fixing getter/setter naming conflicts and validating correct field serialization.
• Documented reusable configurations and working patterns in internal wiki, enabling multiple teams to unblock Jakarta migration issues and standardize Dozer mapping across applications.
• Introduced Docker-based local containerization for Experience and Capability services to enable faster dev testing and edge-case validation

Project 4: Communication Services Consumer Migration

• Performed enterprise-wide impact analysis of notification templates across Apache Wicket applications, Spring Boot services, and host systems to assess consumer migration risk
• Identified and documented template usage with precise code-level references, ensuring safe and controlled migration of communication consumers
• Migrated consumers from legacy SOAP-based communication services to a Spring Boot REST-based Communication Service
• Integrated SMS, email, and postal mail notification flows for flood insurance renewals and quote results messaging
• Transformed XML payloads to JSON and validated notification content against enterprise template specifications
• Supported change requests, production deployments, QA validation, post-release support, and mentored team members during knowledge transfer

PROFESSIONAL EXPERIENCE (CONTINUED)

Project 3: Rating Factors

• Designed and developed backend services for a read-only Rating Factors application using Java and Spring Boot.
• Integrated 20+ downstream systems including SOAP/REST APIs, DB2, mainframe hosts, CTL tables, and ERDC services.
• Implemented layered architecture (controller, service, repository) ensuring maintainability and scalability.
• Built complex SOAP integrations, transforming structured responses into UI-ready formats and orchestrating synchronous service flows.
• Optimized data aggregation and transformation logic, improving request processing efficiency.
• Conducted legacy Apache Wicket code analysis, added logging for production traceability, and mentored new team members on backend integrations.

Project 2: Homeowner Account Summary (Migration POC)

• Developed a new Spring Boot backend application to migrate business logic from legacy Apache Wicket architecture.
• Designed a decoupled React–Spring Boot frontend-backend model for improved scalability and maintainability.
• Migrated complex business workflows while preserving existing functional behavior and resolving Jakarta EE migration issues (javax → jakarta).
• Integrated SOAP-based enterprise services, handling WSDL compatibility and publishing reusable SOAP client artifacts to JFrog for cross-team use.
• Created detailed backend architecture diagrams and technical documentation for stakeholders.
• Delivered a successful proof of concept enabling approval for migration of 34 enterprise applications.

Project 1: Public Side Quoting Flow

• Served as the sole Java Spring Boot backend developer responsible for end-to-end delivery of services.
• Implemented REST API enhancements and last-minute requirements under tight deadlines.
• Fixed production defects and optimized backend flows to improve quote response reliability.
• Integrated Micrometer metrics and exposed custom counters, linking them to Grafana dashboards for real-time monitoring.
• Supported release activities, hotfix deployments, and production incident resolution.
• Coordinated with cross-functional teams across geographies to ensure on-time delivery.

System Engineer – Backend Developer

Infosys (Verizon Client) | Hyderabad, Telangana | Feb 2021 – May 2022

• Developed Spring Boot REST APIs supporting high-availability telecom services used by millions of Verizon customers
• Contributed to Verizon’s infrastructure modernization by migrating services from third-party platforms to Verizon-owned infrastructure
• Worked on Service Qualification functionality to automate feasibility checks before order submission
• Built backend endpoints to fetch location-based data including country, city, area, and pincode information
• Developed backend workflows for customer onboarding and employee feasibility checks, including bandwidth determination, service recommendations, and automated customer notifications.
• Integrated Angular frontend forms with backend APIs for customer and employee flows
• Wrote unit test cases and automation scripts using Postman, SOAP UI, qTest, and Selenium

CSRGO Tools - tools.csrgo.com

Utility & Productivity Platform

• Built a large-scale static utility platform offering image, text, developer, calculator, and security tools using HTML, CSS, and JavaScript.
• Designed a zero-backend architecture, ensuring high performance, scalability, and zero user data persistence.
• Implemented multiple client-side processing utilities including image conversion, compression, formatters, calculators, and encoders.
• Focused on security-first and performance-optimized design, keeping all processing on the client and minimizing attack surface.
• Used AI-assisted development tools (ChatGPT, Cursor AI) to accelerate development and refactoring while retaining full control over logic and architecture.

CSRGO Blog - blog.csrgo.com

Technology & AI Knowledge Platform

• Designed and developed a Hugo-based static blog platform focused on AI, backend, frontend, security, and modern development practices.
• Implemented GitHub Pages hosting with Netlify CMS, enabling a scalable, low-maintenance, and cost-effective publishing workflow.
• Built a responsive, performance-optimized UI using Tailwind CSS and Lucide icons, ensuring fast load times and accessibility.
• Authored and published deep technical articles covering Java, Spring Boot, React, security vulnerabilities, AI workflows, and system design concepts.
• Automated content creation, optimization, and publishing workflows using AI-assisted agents (ChatGPT, Cursor AI) while maintaining editorial and architectural control.