ARUN RAJ R
Alwaye
Summary
Experienced Tech Lead with 16 years in developing and managing critical fintech and card-payment platforms. Expertise in issuer processing, authorization systems, and transaction dashboards. Skilled in architecting solutions, leading development teams, mentoring engineers, and delivering scalable solutions in high-availability settings.
Overview
17
17
years of professional experience
Work History
Tech Lead - Fintech Engineering
Art Technology & Software Pvt. Ltd.
01.2024 - Current
- Led hands-on tech initiatives for fintech platforms in card transaction processing, chargebacks, fraud monitoring, and issuer configuration.
- Owned solution design, technical architecture, and ensured code quality for multiple .NET services and UI applications.
- Lead sprint planning, technical grooming, estimations, and delivery commitments.
- Ensure PCI-DSS and GDPR compliance through secure coding practices and design reviews.
- Collaborated with client architects and engineering managers to align technical strategies and enhance project outcomes.
- Delivered real-time UI portals for payment program configuration with live transaction dashboards and reporting.
- Provided technology partnership for Thredd, a UK issuer processor, enhancing collaboration and support.
Team Lead / Senior Tech Lead (.NET)
Art Technology & Software Pvt. Ltd.
01.2018 - 01.2024
- Led development of real-time authorization engines and card management modules.
- Oversaw end-to-end technical delivery, ensuring successful design, implementation, reviews, and deployment.
- Mentored developers on best practices, enhancing performance optimization and secure coding techniques.
- Revamped legacy components, enhancing scalability and maintainability across the system.
- Contributed to complex SQL tuning and backend optimizations.
- Collaborated with Thredd, a UK issuer processor, to enhance technology solutions.
Senior Software Engineer (.NET)
Art Technology & Software Pvt. Ltd.
01.2013 - 01.2018
- Developed frontend and backend modules for payment configuration platforms, enhancing user experience and system functionality.
- Optimized SQL queries and stored procedures, improving reporting performance by ~45%.
- Automated settlement and batch processing using SSIS, streamlining data processing workflows.
- Implemented unit testing, increasing code coverage across critical modules and ensuring higher software reliability.
- Collaborated with Thredd as a technology partner to enhance payment processing solutions.
Software Developer
Wlitech Software Solutions Pvt. Ltd.
01.2009 - 01.2013
- Developed web and desktop applications using C#, ASP.NET, MVC for BFSI clients, enhancing user experience and functionality.
- Performed requirement analysis, development, testing, and production support, ensuring alignment with client specifications.
- Implemented Agile practices and contributed to CI/CD automation with Jenkins and Git, streamlining deployment processes.
Education
Master of Computer Applications -
Union Christian College
Alwaye01.2008
Skills
- Card payment systems
- Real-time processing
- Tech leadership
- Technical architecture design
- API integration
- Secure Coding
- PCI-DSS
- GDPR
- NET / C#
- ASPNET Core
- MVC
- WCF
- SQL Server
- T-SQL
- Performance Tuning
- CI/CD: Jenkins
- Git
- Bitbucket
- Jira
- AWS deployment
- Agile Delivery
- Agile methodology
- Sprint Planning
- Code Reviews
- Coding Standards
- Code quality
- DevOps strategy
- Tech leadership
- Team leadership
- Mentoring Engineers
- Mentoring juniors
- Stakeholder collaboration
- Cybersecurity skills
- Technical guidance
- Technical guidance
Websites
References
Available on request
Technical Skills
Tech Leadership & Architecture Ownership, Issuer Processing & Card Payments Systems, Real-time Authorization & Transaction Processing, .NET / C#, ASP.NET Core, MVC, WCF, SQL Server, Performance Tuning, T-SQL, REST APIs & Integration Patterns, CI/CD: Jenkins, Git, Bitbucket, Jira, AWS Environments & Deployment Pipelines, Secure Coding, PCI-DSS & GDPR, Agile Delivery, Sprint Planning & Code Reviews, Mentoring Engineers & Coding Standards, C#, VB.NET, ASP.NET, T-SQL, HTML, .NET, ASP.NET Core, MVC, WCF, SQL Server, MySQL, Jenkins, Git, Bitbucket, Jira, AWS, PCI-DSS, GDPR, Agile (Scrum / Kanban), SDLC
Timeline
Tech Lead - Fintech Engineering
Art Technology & Software Pvt. Ltd.
01.2024 - Current
Team Lead / Senior Tech Lead (.NET)
Art Technology & Software Pvt. Ltd.
01.2018 - 01.2024
Senior Software Engineer (.NET)
Art Technology & Software Pvt. Ltd.
01.2013 - 01.2018
Software Developer
Wlitech Software Solutions Pvt. Ltd.
01.2009 - 01.2013
Master of Computer Applications -
Union Christian College