Vivek – Node.js, React, Next.js

The platform enabled business stakeholders to monitor transaction performance, investigate operational trends, and generate reporting dashboards supporting decision-making across distributed payment terminal environments.

• Built analytics features supporting transaction visibility across card-present and card-not-present processing flows;
• Developed backend services powering analytics data retrieval and transformation layers;
• Implemented visualization-ready data structures improving dashboard performance and usability;
• Improved reliability of reporting pipelines through testing frameworks and CI/CD enhancements;
• Contributed to AI-assisted reporting experiments analysing Retrieval-Augmented Generation (RAG) outputs for intelligent analytics summaries;
• Supported integration between Terminal Management System and Mentor Suite analytics modules;
• Mentored engineers and participated in architecture-level technical decision making.

Led development and scaling of a production-grade Terminal Management System used to onboard, manage and monitor payment terminals across distributed environments.

• Designed and implemented Node.js onboarding automation tools for terminal provisioning at scale;
• Built migration utilities enabling seamless cross-instance terminal data transfers;
• Improved CI/CD pipelines reducing deployment friction across environments;
• Developed Python-based reporting pipelines supporting operational decision-making;
• Introduced testing frameworks improving reliability of production releases;
• Provided production support resolving high-impact customer issues;
• Mentored engineers and led technical reviews improving delivery quality.

Low-Latency Trading Web Application Prototype

• Led architecture discussions during early-stage trading platform design, which would work as a lighter alternative to full-fledged desktop application;
• Built scalable web UI collaborating with CTO and backend engineers;
• Designed prototype validating product direction prior to production rollout;
• Worked with product, BA, and sales teams translating requirements into solutions;
• Delivered compliance-aligned reporting modules supporting financial regulation.

Led architecture and development of scalable cloud-hosted single-page applications used for interactive insight visualization across large datasets.

• Migrated enterprise applications from on-prem infrastructure to cloud environments;
• Built a data visualising and analytics single page application for business users and enterprises;
• Designed DevSecOps pipelines improving deployment security posture;
• Architected infrastructure supporting multiple microsites across environments;
• Developed automated testing frameworks improving release confidence;
• Built internal productivity tools accelerating development workflows.

An enterprise platform for migrating and transforming large-scale content for a leading US media publisher from legacy CMS systems to a modern, scalable architecture while preserving data integrity and SEO.

• Developed Perl-based extraction scripts retrieving structured data from Postgres reporting systems;
• Designed improvements to legacy reporting pipelines increasing data accuracy and reliability;
• Enhanced Vignette V5 CMS templates improving user engagement and publishing workflows;
• Supported migration of multiple enterprise publishing websites to DCMS platform;
• Collaborated with US stakeholders to define reporting and analytics requirements;
• Identified performance and scalability limitations in legacy extraction workflows and proposed optimizations;
• Participated in QA validation ensuring integrity of reporting pipelines during migration;
• Maintained technical documentation supporting cross-team engineering collaboration;
• Contributed to cross-functional planning sessions supporting large-scale platform modernization initiatives.