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I am an accomplished technical leader with expertise in secure system design and problem-solving innovations. I am proficient in Scrum methodologies and have a strong foundation in .NET Framework/Core, and JavaScript frameworks like Angular and Ionic. I have hands-on experience with ASP.NET, MSSQL, Node.js, DevOps, and microservices in cloud environments (Azure and AWS). I use testing tools such as Postman, JMeter, Burp, and Fiddler to ensure robust software and security. My Fintech domain knowledge covers prepaid card payment systems for B2C and B2B applications, including backend processing and reporting.…I am an accomplished technical leader with expertise in secure system design and problem-solving innovations. I am proficient in Scrum methodologies and have a strong foundation in .NET Framework/Core, and JavaScript frameworks like Angular and Ionic. I have hands-on experience with ASP.NET, MSSQL, Node.js, DevOps, and microservices in cloud environments (Azure and AWS). I use testing tools such as Postman, JMeter, Burp, and Fiddler to ensure robust software and security. My Fintech domain knowledge covers prepaid card payment systems for B2C and B2B applications, including backend processing and reporting.

Khizar Ahmed

Web Developer, Full Stack Developer, Back-End Developer, +2

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I am an accomplished technical leader with expertise in secure system design and problem-solving innovations. I am proficient in Scrum methodologies and have a strong foundation in .NET Framework/Core, and JavaScript frameworks like Angular and Ionic. I have hands-on experience with ASP.NET, MSSQL, Node.js, DevOps, and microservices in cloud environments (Azure and AWS). I use testing tools such as Postman, JMeter, Burp, and Fiddler to ensure robust software and security. My Fintech domain knowledge covers prepaid card payment systems for B2C and B2B applications, including backend processing and reporting.…I am an accomplished technical leader with expertise in secure system design and problem-solving innovations. I am proficient in Scrum methodologies and have a strong foundation in .NET Framework/Core, and JavaScript frameworks like Angular and Ionic. I have hands-on experience with ASP.NET, MSSQL, Node.js, DevOps, and microservices in cloud environments (Azure and AWS). I use testing tools such as Postman, JMeter, Burp, and Fiddler to ensure robust software and security. My Fintech domain knowledge covers prepaid card payment systems for B2C and B2B applications, including backend processing and reporting.

Available to hire

Chennai, India

I am an accomplished technical leader with expertise in secure system design and problem-solving innovations.

I am proficient in Scrum methodologies and have a strong foundation in .NET Framework/Core, and JavaScript frameworks like Angular and Ionic. I have hands-on experience with ASP.NET, MSSQL, Node.js, DevOps, and microservices in cloud environments (Azure and AWS). I use testing tools such as Postman, JMeter, Burp, and Fiddler to ensure robust software and security. My Fintech domain knowledge covers prepaid card payment systems for B2C and B2B applications, including backend processing and reporting.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Arabic

Beginner

Hindi

Advanced

Urdu

Fluent

Tamil

Fluent

Work Experience

IT Architect at FIS Global Business Solutions

March 1, 2025 - March 1, 2025

Designed scalable architecture for high-traffic web applications serving over 2 million users for leading financial institutions, improving system reliability by 35%. Monitored and optimized performance across 12+ applications and 5 databases, reducing downtime by 40% and improving query response times by 25%. Implemented enterprise-grade security protocols, achieving 100% compliance with GDPR and PCI-DSS standards, and reducing security incidents by 60%. Led end-to-end development and deployment of 4+ software applications across distributed cloud environment, accelerating release cycles by 30%. Migrated and integrated 6 legacy systems into unified cloud-based architecture on Azure, cutting infrastructure costs by 20% and enhancing data accessibility. Trained and onboarded 15+ associates on Fintech platforms and technologies, boosting team productivity and reducing onboarding time by 50%.

Software Engineer Specialist at FIS Global Business Solutions

March 1, 2023 - March 1, 2023

Led customization of B2C Cardholder application to enable instant issue cards to be converted into Reloadable or virtual cards, ensuring full PCI compliance and implementing secure SSN validation. Collaborated on OWASP 2017 initiative, identifying and remediating security vulnerabilities in web applications and APIs; participated in weekly project status meetings with Onsite Enterprise Security Team. Provided technical guidance and conducted knowledge transfer sessions to onboard and mentored new team members. Delivered technical training on FIS Prepaid suite of products to support successful integration of new associates.

Software Engineer Senior at FIS Global Business Solutions

March 1, 2014 - March 1, 2014

Upgraded B2C and B2B applications from ColdFusion v8 to v11, performing comprehensive unit testing to ensure every product feature was thoroughly validated. Worked on multi-year large-scale migration of legacy VB/ASP-based APIs to .NET SOA-based web services, acquiring in-depth expertise in the .NET 4 framework. Provided 24/7 on-call support for all B2B and B2C applications within Prepaid Domain consistently maintaining excellent performance record and receiving recognition for dedication and effectiveness.

Software Engineer at Efunds (Acquired by FIS Global Business Solutions)

March 1, 2009 - March 1, 2009

Created MS SQL configuration scripts for new Client Onboarding processes, including client setup, BIN/PRIN assignment, fee structures, and reporting configurations, following corporate process to implement them in production. Resolved 5+ low-severity trouble tickets weekly and reported root cause analyses and fixes after collaborating with SMEs across multiple VB, MSSQL, and ColdFusion applications. Proactively participated in technical trainings to support evolving project requirements and cross-functional teams.