Rajat Sharma
Barcelona
Summary
Backend / Integration Engineer with 3+ years of experience building scalable systems using C# (.NET). Experienced in designing REST APIs, microservices, and integration-heavy systems involving EDI, XML, and JSON. Skilled in backend development, SQL and MongoDB, and deploying applications using Azure and GCP. Strong experience working with clients and delivering end-to-end solutions.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Software Developer
Centiro
Barcelona
05.2025 - Current
- Designed and implemented REST APIs and microservices using C# (.NET)
- Developed backend services for integration-heavy systems (APIs, EDI, data pipelines)
- Handled 8+ client integrations and customizations across multiple systems
- Worked with SQL and MongoDB for data processing, query optimization, and performance tuning
- Built and maintained integrations using XML, JSON, and EDI across multiple client systems
- Collaborated directly with clients to gather requirements and deliver end-to-end solutions
- Deployed and managed applications using Azure / GCP and Octopus Deploy
- Performed API testing using Postman and ReadyAPI
- Contributed to CI/CD and deployment processes for reliable releases
- Acted as a bridge between technical teams and business stakeholders
Software Developer
Centiro
Pune District
06.2024 - 05.2025
- Developed backend applications using C# (.NET) and GCP
- Designed and implemented APIs and integration solutions
- Improved system performance and data handling
- Collaborated with cross-functional teams to deliver scalable systems
Application Specialist
Centiro
Pune District
07.2022 - 06.2024
- Designed and implemented system integrations (APIs, EDI, file transfers)
- Worked with SQL for data processing and complex queries
- Collaborated with clients to gather requirements and deliver solutions
- Performed testing and validation to ensure system reliability
- Mentored team members and supported knowledge sharing
Application Specialist Internship
Centiro
01.2022 - 06.2022
Content Manager
Aurangabad, Maharashtra
07.2020 - 08.2020
- Managed the publication of videos on the organization's prominent website
- Designed attractive covers, crafted engaging titles in both Hindi and English
- Enhanced content reach by adding optimized descriptions and entities
- Contributed to graphic design tasks as per project requirements, ensuring visually appealing and impactful content delivery
Education
B.Tech - Information Technology
Government College of Engineering Aurangabad
Aurangabad06-2022
Kendriya Vidyalaya
01-2018
Skills
- C#
- ASPNET
- REST APIs
- System integration
- Client requirements analysis
- QA testing
Certification
- AWS Fundamentals: Going CloudNative
- National Level E-Quiz (INDIAN ARMED FORCES)
- The Bits and Bytes of Computer Networking
- Operating Systems and You: Becoming a Power User
- System Administration and IT Infrastructure Services
Websites, Portfolios and Profiles
www.linkedin.com/in/rajatsharma-664604195
Timeline
Software Developer
Centiro
05.2025 - Current
Software Developer
Centiro
06.2024 - 05.2025
Application Specialist
Centiro
07.2022 - 06.2024
Application Specialist Internship
Centiro
01.2022 - 06.2022
Content Manager
07.2020 - 08.2020
B.Tech - Information Technology
Government College of Engineering Aurangabad
Kendriya Vidyalaya