Rejy Varikkayil Sasidharan
Bengaluru
Summary
Strategic Technology Executive with 23+ years of leadership in Enterprise Architecture, and the management of high-scale engineering organizations. I specialize in aligning technical capital with business P&L, architecting cutting-edge cloud-native ecosystems, and pioneering AI/GenAI strategies that convert emerging technologies into measurable operational ROI.
A champion of engineering efficiency, I build high-velocity cultures by modernizing the SDLC through DevSecOps maturity, FinOps governance, and automated developer platforms. My expertise lies in architecting resilient, distributed systems, while fostering a high-accountability environment that accelerates product delivery and scales technical excellence across the enterprise.
Overview
23
23
years of professional experience
Work History
Co-Founder and CTO
AIVarix Labs
Bengaluru
02.2025 - 11.2025
- AI Product Innovation: Architected a real-time, multi-modal clinical training platform, and a proprietary AI orchestration layer (Gemini/On-Prem), driving user engagement through personalized content delivery.
- AI Governance & Cost Control: Established an enterprise-grade AI governance and observability framework, implementing granular API metering that optimized performance while significantly reducing operational overhead.
- Strategic Cloud & FinOps Management: Directed the technology roadmap and budget, executing cloud cost-optimization strategies that slashed AWS spending and extended the financial runway.
- Engineering Velocity & Scale: Spearheaded DevSecOps and GitOps adoption within a Kubernetes/Microservices environment to accelerate deployment cycles and build a high-velocity, scalable engineering culture.
- Cloud & Infra: AWS, Kubernetes, Terraform, Microservices, MongoDB, ChromaDB, and MySQL.
- AI & Data: Gemini, Vertex AI, TensorFlow, Python, Golang.
Director
Amadeus Labs
Bangalore
11.2023 - 01.2025
- Enterprise Platform Scaling: Engineered a cloud-native core platform and CI/CD automation suite on Azure/OpenShift, accelerating product delivery cycles, and increasing developer velocity through optimised microservices and Kafka-driven architectures.
- FinOps & AI Governance: Established an enterprise FinOps framework and cost-governance strategy, utilising Power BI and OpenAI-driven insights to achieve significant cloud savings while fostering a culture of fiscal accountability.
Group Director
Laerdal Medical
Bangalore
09.2018 - 11.2023
- Organizational Leadership & Strategy: Directed a global engineering organization of 80+, defining the long-term architecture strategy, and cloud-native roadmap to support enterprise-scale platform evolution.
- Engineering Excellence and Platform Maturity: Spearheaded the development of a centralized Internal Developer Platform (IDP), modernizing CI/CD and DevSecOps workflows to realize a 30% gain in cross-functional engineering efficiency.
- AI-Driven Healthcare Innovation: Scaled conversational AI and NLP solutions (SpaCy/LLMs) within clinical workflows, optimizing patient simulation management, and improving operational efficiency by 50%.
- Scalable Infrastructure & Tech Stack: Orchestrated a high-performance ecosystem utilizing AWS, Kubernetes, and Kafka, balancing polyglot microservices (Go, Java, Python) with robust data strategies across SQL and NoSQL environments.
- Cloud & Orchestration: AWS, Terraform, Kubernetes, Microservices Architecture.
- Data & Messaging: Kafka, MongoDB, MySQL.
- Core Engineering: GoLang, Java, Python, Spacy (NLP), Conversational AI.
Architect / Sr. Architect
IBM Labs
Bangalore
08.2010 - 09.2018
- Legacy Modernization & Cloud Transformation: Engineered the strategic migration of monolithic legacy systems to a cloud-native microservices architecture on IBM Cloud, ensuring high availability, and seamless enterprise-scale transitions.
- Foundational Infrastructure Design: Architected the enterprise-wide core infrastructure, including API Gateway patterns, WAF security protocols, and comprehensive observability stacks, to ensure system resilience and security compliance.
- Standardized Framework Development: Authored and implemented standardized microservices frameworks, accelerating API delivery by 40%, and streamlining partner ecosystem integrations through consistent architectural patterns.
- Polyglot System Integration: Orchestrated complex integrations using IBM MQ for asynchronous messaging across a diverse stack (C++, Scala, Kubernetes), balancing legacy stability with modern performance requirements.
- Cloud & Infrastructure: IBM Cloud, Kubernetes, API Gateway, WAF.
- Patterns & Messaging: Microservices Architecture, Event-Driven Design (IBM MQ), Observability.
- Languages and Performance: C++, Scala, Standardized API Frameworks, and Java.
Tech Lead
Hewlett-Packard
Bangalore
01.2006 - 12.2010
- Led engineering teams to deliver scalable solutions and optimized system performance across enterprise-grade applications.
- Technologies Used: Java, Oracle-DB, Perl, Spring, WebLogic, JBoss, MQ
Software Engineer
Hewlett-Packard
Bangalore
01.2005 - 03.2006
- Contributed to the development and maintenance of enterprise software systems.
- Technologies Used: Java, Oracle DB, JPF, WebLogic, MQ
Software Engineer
Mphasis and Crimson Logic
Bangalore
04.2004 - 12.2004
- Developed and maintained software applications for enterprise clients.
- Technologies Used: Java, Oracle DB
Developer
Freelance Developer
12.2002 - 03.2004
- Worked on software development projects, contributing to coding and system design.
- Technologies Used: Java, Oracle DB
Education
Master of Science (MSc) - Computer Applications Development
Bharathiar University
12.2002
Post Graduate Diploma - Computer Application
College of Applied Science
01.1999
Bachelor of Science - Science
Mahathma Gandhi University
01.1996
Skills
- Executive leadership: SaaS product strategy, engineering velocity, DevEx, and organizational design
- Enterprise architecture: cloud-native systems (AWS/Azure), microservices, and API ecosystems
- AI/GenAI strategy: LLM orchestration, AI observability, governance, and conversational AI
- Operational excellence: FinOps, DevSecOps, infrastructure as code (Terraform), and Kubernetes
- Platform engineering: internal developer platforms (IDP) and high-availability distributed systems
- Data strategy: relational/NoSQL (PostgreSQL, MongoDB, Redis), and large-scale data warehousing (Redshift)
Websites
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 analysing 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 help effort normalization across teams
- Methods and Systems for effective source code review
Technical Skills
Expertise in designing and governing scalable, cloud-native, and multi-tenant platforms using Microservices principles., Proven leadership in Platform Modernization and complex On-Prem to Cloud Migrations on AWS and Azure., Skilled in Enterprise API Design, Infrastructure as Code (Terraform), and container orchestration (Kubernetes)., Focused on enhancing Engineering Efficiency and Velocity through Internal Developer Platforms (IDP) and a superior Developer Experience (DevEx)., Strategic driver of Digital Transformation, SaaS Product Strategy, and company-wide Innovation Initiatives., Proficient in Agile and FinOps methodologies to ensure alignment between technical execution and business value., Specialized in developing and executing AI/GenAI Platform Strategy, including Large Language Model (LLM) Integration and Conversational AI solutions., Experienced in establishing frameworks for AI Observability, Metering, Governance, and Compliance., Java, Python, Go, C++, PostgreSQL, MySQL, MongoDB, Redis, Redshift
Timeline
Co-Founder and CTO
AIVarix Labs
02.2025 - 11.2025
Director
Amadeus Labs
11.2023 - 01.2025
Group Director
Laerdal Medical
09.2018 - 11.2023
Architect / Sr. Architect
IBM Labs
08.2010 - 09.2018
Tech Lead
Hewlett-Packard
01.2006 - 12.2010
Software Engineer
Hewlett-Packard
01.2005 - 03.2006
Software Engineer
Mphasis and Crimson Logic
04.2004 - 12.2004
Developer
Freelance Developer
12.2002 - 03.2004
Master of Science (MSc) - Computer Applications Development
Bharathiar University
Post Graduate Diploma - Computer Application
College of Applied Science
Bachelor of Science - Science
Mahathma Gandhi University