Rejy Varikkayil Sasidharan
Co-Founder and CTO
Bangalore
Summary
Experienced Technology Leader with 23 years of hands-on expertise in building scalable platforms, leading high-performing engineering teams, and driving innovation across cloud, distributed systems, and DevOps. Proven success in implementing AI-driven efficiencies in software delivery, including coding, testing, CI/CD, and developer onboarding. Specialized in LLM-powered platform development, with deep focus on operational infrastructure for AI applications—covering observability, LLM gateways, and AI agent orchestration.
Overview
2026
2026
years of professional experience
Work History
Co-Founder and CTO
AIVarix Labs
02.2025 - Current
- Architected and delivered the end-to-end technology strategy for an AI-powered clinical training platform, engineering a Kubernetes-based microservices architecture on AWS, optimized for real-time, multi-model AI inference.
- Engineered a proprietary AI orchestration layer to leverage multiple third-party LLMs (including Gemini and the GPT series), integrating them with custom algorithms to power intelligent content generation and adaptive learning, and accelerate user engagement.
- Instituted a robust AI governance framework for third-party model integration, implementing strict observability, prompt security, and API cost-metering to ensure cost-effective AI operations.
- Directed the complete technology roadmap and budget, driving DevOps adoption, and implementing cloud cost optimizations to reduce infrastructure spend.
Director
Amadeus Labs
11.2023 - 01.2025
- Elevated engineering efficiency and developer experience by establishing an Internal Developer Platform (IDP) with modernized CI/CD, integrated AI copilots, automation, and deep observability.
- Drove strategic business optimization using GenAI to automate content workflows, and implemented FinOps practices that aligned cloud spend with business value, enhancing both delivery speed and cost efficiency.
Group Director
Laerdal Medical
09.2018 - 11.2023
- Lead a high-performing architecture and engineering organization of over 80 engineers, driving platform engineering, cloud adoption, and long-term architecture strategy.
- Spearheaded the design and rollout of an internal developer platform, and modernized CI/CD pipelines, resulting in a 30% gain in engineering efficiency.
- Successfully led large-scale on-premises to cloud migration programs, embedding FinOps best practices to optimize cost and performance.
- Directed the implementation of conversational AI solutions in critical healthcare workflows, including patient simulation management and resuscitation support.
- Deep expertise in architecting and engineering scalable, multi-tenant SaaS platforms on cloud-native infrastructure.
Architect / Sr. Architect
IBM Labs
08.2010 - 09.2018
- Architected a distributed, microservices-based platform for Open Banking on IBM Cloud, enabling secure, scalable, and API-first digital experiences.
- Led the transformation of a legacy, monolithic application into a modern, cloud-native microservices architecture designed for performance, resilience, and scalability.
- Designed and implemented foundational infrastructure components, including API Gateway, Web Application Firewall (WAF), network architecture, observability, and application performance monitoring (APM).
- Developed microservices frameworks and reusable architecture patterns for both internal and external APIs, enabling seamless third-party integrations, and secure client access.
Tech Lead
Hewlett-Packard
2006 - 08.2010
Software Engineer
Hewlett-Packard
01.2005 - 2006
Software Engineer
Mphasis and Crimson Logic
04.2004 - 12.2004
Developer
Freelancer
12.2002 - 03.2004
Education
Master of Science (MSc) - Computer Applications Development
Bharathiar University
12-2002
Post Graduate Diploma - Computer Application (PGDCA)
College of Applied Science
Bachelor of Science - Science
Mahathma Gandhi University
04.2001 -
Skills
- Scalable Platform Architecture, Architecture Governance & Engineering Leadership
- Digital Transformation & Innovation Strategy, SaaS Product Strategy & Multi-Tenant Platform Design
- Cloud Platforms: AWS, Azure, Cloud-Native Architecture & Platform Modernization, On-Prem to Cloud Migration Strategy
- Cloud Cost Management & FinOps , DevSecOps, GitOps, IaC (ArgoCD, Terraform, etc)
- Microservices Architecture , Enterprise-Grade API Design & Ecosystem Integration
- Developer Experience & Internal Developer Platforms
- AI/GenAI Platform Strategy & Enablement
- LLM Integration , Conversational AI in Business and Clinical Workflows
- AI Observability, Metering, Governance & Compliance
- Relational & NoSQL Databases: MySQL, MongoDB, Couchbase, Redis ,Data Strategy for Real-Time and Scalable Applications
- Engineering Efficiency, Developer Productivity & Velocity Initiatives
Patents and Publications
- Automatic discovery of microservices from monolithic applications
- Monitoring growth of memory buffers in logging and dynamically adapting quantity and detail of logging
- Methods and systems for intent based instant command resolution
- Methods and Technique to find frequently used features and use cases by analyzing production logs for applications and cloud based solutions.
- Single Route I/O Virtualization - Dynamic Network Optimizer
- System, method, and apparatus to make the Agile process to help effort normalization across teams
- Methods and Systems for effective source code review.
Timeline
Co-Founder and CTO
AIVarix Labs
02.2025 - Current
Director
Amadeus Labs
11.2023 - 01.2025
Group Director
Laerdal Medical
09.2018 - 11.2023
Architect / Sr. Architect
IBM Labs
08.2010 - 09.2018
Software Engineer
Hewlett-Packard
01.2005 - 2006
Software Engineer
Mphasis and Crimson Logic
04.2004 - 12.2004
Developer
Freelancer
12.2002 - 03.2004
Bachelor of Science - Science
Mahathma Gandhi University
04.2001 -
Tech Lead
Hewlett-Packard
2006 - 08.2010
Master of Science (MSc) - Computer Applications Development
Bharathiar University
Post Graduate Diploma - Computer Application (PGDCA)
College of Applied Science
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