Dhananjay Kumar S.

About Dhananjay Kumar S.

Principal Engineer with 15+ years of experience leading backend and cloud-native architecture across fintech, payments, media, and enterprise platforms. Over the past 6+ years, have architected and scaled distributed systems in Golang, owning end-to-end system design including microservices architecture, database modeling, API contracts, cloud infrastructure, deployment strategy, and production reliability.Have operated in a technical leadership capacity across multiple initiatives, driving architectural decisions, guiding cross-functional teams, and translating complex business requirements into scalable, secure, and highly available backend platforms. Strong focus on distributed systems design, scalability, fault tolerance, data consistency, and long-term maintainability.Deep hands-on expertise in Golang remains a core strength, actively contributing to backend service implementation, performance optimization, and production incident resolution. Highly proficient with AWS cloud services, relational and NoSQL datastores, and modern Kubernetes-based deployments including Operators, Helm, ArgoCD, and CI/CD pipelines.Delivered production-grade systems across payments, CBDC, BNPL, media, and enterprise domains, including payment gateway integrations (PayPal, USAEpay, CCAvenue). Known for architectural ownership, cost-optimization mindset, mentoring engineers, and elevating engineering standards across teams.

Experience

1. Cloud Engineer

   IBM

   Aug 2023 — Present · Bengaluru, IN

   Developed a Golang-based distributed metadata collection system running as Kubernetes CronJobs across clusters. • Architected the Estate Metadata Exporter, achieving zero degradation in data completeness or observability. • Designed cloud-native backend services for IBM Cloud Databases, supporting large-scale production clusters. • Led CVE remediation and CI/CD pipeline improvements, enhancing security and operational efficiency.

Education

• Dumari

  HSC

  1988 — 1992

• Indira Gandhi National Open University

  Master of Computer Applications - MCA, IT

• Indira Gandhi National Open University

  BCA

Skills

• Agile Methodologies
• Dojo
• Project Management
• Web Development
• Html5
• Angularjs
• Cms
• Open Source
• Css
• Github
• Apache
• Linux - Fedora
• Javascript
• Jquery
• Web Applications
• Software Development
• Linux - Ubuntu
• Php
• Cascading Style Sheets (Css)
• Mysql
• Yii
• Xml
• Nagios
• Ajax
• Zend Framework
• Mongodb
• Aptana
• Software Development Life Cycle (Sdlc)