Arun C S

Arun C S

Staff Software Engineer · IBM Envizi

📍 Bengaluru, Karnataka, India

8+ years building scalable enterprise applications across sustainability, healthcare, and SaaS. IBM Entrepreneur Award 2024.

About

Staff Software Engineer with 8+ years of experience building scalable enterprise applications across sustainability, healthcare, and SaaS domains. Experienced in .NET, C#, Azure, Angular, SQL Server, TypeScript, distributed systems, cloud-native architectures, and AI-powered solutions.

Currently at IBM Software Lab, I contribute to Envizi, IBM's ESG platform, where I have led key initiatives including the integration of Envizi with IBM Planning Analytics and the development of a secure cloud-based attachment storage solution that improved performance, scalability, and security. My contributions were recognized with the IBM Entrepreneur Award 2024.

Previously at Philips Healthcare (CT Modality R&D), I developed distributed communication frameworks and automation solutions that significantly improved engineering productivity. At CareStack, I contributed to modernizing and scaling a cloud-based healthcare SaaS platform.

Passionate about designing reliable, high-performance systems, leveraging AI to enhance software development and user experiences, and solving complex business challenges through technology.

Skills

Programming

C# SQL TypeScript Python

Frameworks

ASP.NET Core .NET Web API Entity Framework Angular React

Architecture & Design

System Design Microservices Distributed Systems Design Patterns

Databases & Data Engineering

SQL Server SSIS SSAS MySQL Cosmos DB Redis Elasticsearch

Cloud & DevOps

Azure App Services Azure SQL CI/CD Application Insights

AI & Generative AI

LLMs Amazon Bedrock MCP (Model Context Protocol) Prompt Engineering AI Agents

Messaging & Integration

gRPC NetMQ REST APIs

Tools & Visualization

Power BI Git Visual Studio SSMS Postman SQL Profiler

Regulatory & Compliance

HIPAA FDA GRESB

Experience

01

Staff Software Engineer

IBM · Full-time · Bengaluru, India Nov 2023 – Present · 2 yrs 9 mos
🏆 IBM Entrepreneur Award
  • Lead the design and delivery of backend services, platform enhancements, and architectural initiatives for the IBM Envizi Reporting Module.
  • Architected and delivered the IBM Envizi–Planning Analytics integration using a scalable pipeline-based data flow architecture, contributing to a 25% increase in product sales; recognized with the IBM Entrepreneur Award.
  • Designed and developed an MCP server integrating AI workflows with Elasticsearch-based log data, enabling AI-assisted log analysis and reducing troubleshooting time by ~60%.
  • Led the migration of IBM Supply Chain Intelligence (SCI) reporting capabilities onto IBM Envizi, enabling reuse of platform resources through data model extensions and reporting module migration.
  • Owned and continuously optimized enterprise data pipelines including SSIS-based ETL processing, SSAS analytical cube modeling, and scheduled database workflows supporting scalable ESG reporting.
  • Implemented a secure cloud-based attachment storage solution, reducing database footprint, improving scalability, and strengthening security controls.
  • Drove engineering excellence through architecture discussions, performance optimization, code reviews, and technical mentorship.
C# ASP.NET Core SSIS SSAS SQL Server MCP Amazon Bedrock Elasticsearch
02

Senior Software Engineer

Philips · Full-time · CT Modality R&D · Bangalore, India Dec 2021 – Nov 2023 · 2 yrs
  • Contributed to the design and development of high-performance distributed medical software for Philips CT Modality R&D.
  • Developed a knowledge-based tool that automated analysis of over 1 billion log lines across 15K+ files, reducing manual investigation time by 95%.
  • Built a modular communication framework supporting gRPC, NetMQ, and WCF, with API caching, exception handling, and service proxy control.
  • Created custom dashboards using the ELK Stack for visualizing and analysing large-scale hospital-reported bug data.
  • Actively participated in code reviews, ensured adherence to quality standards, and collaborated in an Agile development setup.
C# .NET Framework gRPC NetMQ WCF Elasticsearch ELK Stack
03

Software Development Engineer II

CareStack™ · Full-time · Trivandrum,India May 2018 – Dec 2021 · 3 yrs 8 mos
🥇 Best Performer Award
  • Led end-to-end full-stack development for the Clinical module of CareStack™, a cloud-based dental practice management system.
  • Migrated critical components from AngularJS to Angular 6, improving performance, maintainability, and UI consistency.
  • Optimized SQL queries and schema design, contributing to a ~40% improvement in database performance.
  • Integrated DoseSpot (prescription management) into the platform, significantly enhancing product value and supporting client acquisition.
  • Received Best Performer Award for consistent, high-impact contributions to product stability and performance.
  • Served as Scrum Master for a 7-member development team (2020–2021).
C# Angular SQL Server .NET Entity Framework REST APIs

Projects

IBM

AI-Powered Observability Platform

Jan 2026

AI-driven observability system using MCP (Model Context Protocol) to connect LLM workflows with OpenSearch log data, enabling intelligent querying and faster root-cause analysis.

  • ⚡ Reduced troubleshooting time by ~60%
  • 📈 Improved incident resolution speed
MCP Python OpenSearch LLM
IBM

Secure Cloud Attachment Storage

Sep – Oct 2025

Designed a secure attachment storage system moving file storage out of the database into cloud-based storage, improving scalability and compliance.

  • 📦 Reduced database footprint significantly
  • 🔒 Strengthened security & compliance posture
SQL .NET Core Azure
IBM · 🏆 Entrepreneur Award

Envizi – Planning Analytics Integration

Dec 2024 – Jan 2025

Built a scalable pipeline-based integration between IBM Envizi and Planning Analytics for advanced ESG reporting and cross-platform data modeling.

  • 🌐 Unified reporting across enterprise systems
  • 🏆 Recognized with IBM Entrepreneur Award
.NET Core SQL Systems Design
Philips

ECF – Extensible Communication Framework

Jan – Jul 2023

Developed a communication framework for CT systems scalable across gRPC, WCF, and NetMQ with caching, exception handling, and service proxy.

C# .NET Framework gRPC WCF MEF
Philips

Smart Bugrep

Jan – Aug 2022

Knowledge-based tool using Elasticsearch that processes GBs of data per report — over 1 billion lines across 15,000 files — with ELK dashboards for hospital bug triage.

  • ⚡ Reduced developer investigation effort by 60%
C# Elasticsearch React Node.js PowerShell

Education

Bachelor of Technology — Computer Science & Engineering

Mahatma Gandhi University, Kerala 2014 – 2018

CGPA 8.31 / 10 · Honours

Achievements & Certifications

Awards

IBM

🏆 IBM Entrepreneur Award

Recognized for leading the Envizi–Planning Analytics integration, contributing to product growth and a 25% increase in product sales.

CareStack™

🥇 Best Performer Award

Recognized for consistent, high-impact contributions to product stability and performance.

Leadership

Scrum Master

Facilitated agile processes for a 7-member development team · 2020–2021

Leadership

Chairperson – Innovation & Entrepreneurship Development Centre

College-level leadership role · 2017–2018

Certifications

Amazon Web Services

Generative AI on AWS — Amazon Bedrock, RAG & LangChain

IBM

Developer Profession – Level 2 Experienced

Expires Jun 2031

ID: d2a75c4b-34db-4eca-89ee-768e9b655fbe

IBM

Developer Profession – Level 1 Foundation

Expires Apr 2031

ID: 48e2bbb6-b934-4f13-85c0-941e22e69ff3

IBM

MS SQL Server Development Essentials

IBM

IBM Agile Explorer

IBM

Data Science Foundations – Level 1

IBM

Enterprise Design Thinking – Practitioner, Co-Creator, Team Essentials for AI & Sustainability

Udemy

Microsoft Power BI Desktop for Business Intelligence

Issued Jun 2025

Cognitive Class

Docker Essentials: A Developer Introduction

ID: 958a489d58ff402ba9f395257374cda9

Recommendations

All recommendations sourced from LinkedIn profile

"Arun consistently demonstrates a results-driven approach, effectively translating complex requirements into robust and efficient applications. His collaborative nature and problem-solving skills contribute significantly to the success of the projects he undertakes. I highly recommend Arun for any role that requires technical excellence, innovative thinking, and a strong work ethic."

Bhawna Gosain Software Architect, Philips Innovation Campus Managed Arun directly · May 2025

"Arun possesses an impressive range of skills, particularly in Microsoft technologies. Arun exhibits a commendable work ethic, often going above and beyond expectations. He tackles challenges with positivity and has shown a remarkable ability to handle situations and adapt to changes. He actively engages with team members, fostering a collaborative environment. Arun is a great asset to the team."

Shantha Lakshmi Senior Software Engineering Manager, Philips Healthcare Managed Arun directly · Dec 2023

"Arun is technically good and dedicated and committed towards his deliverables, consistently in each iteration. He is a team player and assists and guides team members while they achieve their deliverables. I wish Arun all the very best — whichever team and company he is part of is lucky."

Surya Murthy Project Manager, Philips (now Cyient-Caterpillar) Managed Arun directly · Nov 2023

"Arun has the amazing problem solving ability to solve technical problems in a very fast pace. Being a great team player he had helped me in few crucial and time bound tasks. Being a fresher in the industry Arun's mentorship was surely helpful."

Vijayanathan Jayaprakash Associate, Goldman Sachs Worked on the same team · Nov 2023

"When there is a deadline, management can trust Arun to complete the task. He is the most energetic and emerging developer."

Anjan Kumar Senior Software Engineer, Philips Healthcare Senior colleague · Aug 2023

"He is a very experienced individual in Microsoft Technologies and has a great sense of designing large scale applications. During our work I could see that he individually handled some of the complex modules of the large project. I am pretty sure that he would be a great asset for the organization wherever he will be hired."

Tanveer Singh Bhatia Full-Stack & AI Developer, CGI Worked on the same team · Jun 2023

"Arun is a motivated, hard-working, and intelligent developer who is expertise in his area. He makes sure all the deadlines meet and that also with the highest standards. I would recommend and endorse Arun."

Zameel Ihsan NP Software Engineer, Boeing Worked on the same team · Apr 2021

"Arun is a self-motivated hard-working professional who is easy to approach when one is in need. He is confident and open to challenges. He is a good team player and boosts the confidence of the team."

Rohit Nair Senior Business Analyst, Amazon · Certified Scrum Master Worked on the same team · Mar 2021

"Highly motivated and hardworking. Good knowledge in various programming languages."

Arun Kappen Director, Levantar Solutions Client · Mar 2021

"Arun was essential to the team, and contributed significantly to the deliverables. Arun is dedicated, self-motivated and very capable. He showed a high level of domain technical skills and was a valuable contributor to our projects. Arun is a trustworthy individual and I will always hold him in the highest esteem."

Praveen Mohan Assistant Consultant, Tata Consultancy Services Worked on the same team · Feb 2021

Get In Touch

Open to new opportunities, collaborations, and interesting conversations.