About this role
Job Description: Lead Full Stack Engineer / Principal Software Engineer (SaaS, Data, Cloud & Secure Platforms)
Role Summary We are seeking a highly experienced and hands-on Lead Full Stack Engineer (L40) to lead the design, development, and delivery of enterprise-grade technology solutions. This is a strategic, client-facing leadership role with ownership of architecture, engineering direction, and end-to-end delivery across application, cloud, and data platforms. The role requires a strong blend of technical depth and leadership capability, acting as a leader among developers, mentoring teams, driving best practices, and ensuring the creation of scalable, secure, and high-performance systems.
Core Responsibilities Full Stack Software Engineering
• Design, develop, and maintain enterprise-grade web applications • Build scalable front-end solutions using React and TypeScript • Develop back-end services and APIs using Node.js and Python • Architect end-to-end workflows across distributed systems • Troubleshoot and resolve complex production issues across the stack • Define coding standards, design patterns, and scalability frameworks • Mentor and guide engineering teams to ensure high-quality delivery
API & Integration Architecture
• Design and architect scalable REST APIs • Lead integration strategy across third-party platforms and SaaS systems • Define and implement secure authentication frameworks (OAuth, SSO, JWT) • Own API lifecycle management including versioning, governance, and standards • Establish reusable and secure API design principles
Azure Cloud Architecture & Governance
• Act as Azure Super Administrator across environments • Design and govern Azure cloud infrastructure and architecture • Oversee App Registrations and Enterprise Application strategy • Lead Entra ID (Azure AD), SSO integration, RBAC design, and identity governance • Enforce cloud security best practices and compliance frameworks • Drive performance, reliability, and cost optimization strategies
Data & Platform Architecture
• Define enterprise-level data platform and pipeline architecture • Oversee ingestion frameworks and system integration patterns • Guide data modeling and database design for SaaS platforms • Partner with data teams to ensure scalable and governed data ecosystems
Database Engineering
• Architect and standardize relational database schemas • Oversee query performance optimization and scalability strategies • Govern usage of PostgreSQL, SQL Server, and related technologies • Establish data quality, integrity, and governance practices
AI Solutions Engineering (Strategic Oversight)
• Drive adoption of AI-powered capabilities across products • Define and lead LLM integration strategy within applications • Establish architectural patterns for AI-enabled workflows • Guide engineering teams on delivering AI-enhanced SaaS features
DevOps & CI/CD Governance
• Define source control standards and branching strategies • Architect and oversee CI/CD pipelines and release processes • Drive automation and reliability in deployment workflows • Oversee environment management across Dev, QA, and Production
Security & Governance
• Architect secure application and API ecosystems • Oversee authentication, authorization, and access control frameworks • Enforce enterprise-wide security standards and compliance controls • Lead security reviews, risk mitigation, and audit alignment
Enterprise Security & Identity Governance
• Azure Subscription Owner • Enterprise Application Owner • Azure App Registration Owner • SSO & OAuth2 Architecture • Identity Governance and RBAC Design • Access Management Strategy and API Security Architecture • Secret Management and Security Governance • Vendor Security Assessments and Risk Management • Production Access and Infrastructure Governance • Final authority for security reviews and approvals
Platform Governance (Retool)
• Own governance and architecture of Retool platform usage • Define application design standards and integration frameworks • Establish access control, environment strategy, and platform governance
Leadership & Client Engagement
• Act as a technical leader and escalation point across teams • Engage directly with clients and stakeholders to shape solutions • Lead architecture discussions, design reviews, and technical strategy • Mentor and develop engineers across multiple teams • Drive cross-functional collaboration and engineering excellence • Contribute to long-term technology roadmap and innovation strategy
Required Qualifications (Must Have)
• 5+ years of experience in cloud architecture (Azure preferred) • 5+ years of experience in API design and integrations • 5+ years of experience in data engineering and platform design • Proven experience building enterprise SaaS applications end-to-end • Strong expertise in React, TypeScript, Node.js, and Python • Experience designing scalable APIs and distributed systems • Strong knowledge of OAuth2, SSO, JWT authentication frameworks • Hands-on experience with Azure services (Entra ID, RBAC, App Registrations) • Advanced SQL and database design expertise • Proven ability to troubleshoot complex production systems • Strong understanding of security, governance, and compliance frameworks
Preferred / Good to Have
• Experience with AI/LLM integrations and prompt engineering • Familiarity with Retool platform development • Azure subscription ownership or admin-level experience • Experience with cloud monitoring and cost optimization • Exposure to advanced identity governance and enterprise security models
Preferred Media Domain Experience
• Programmatic advertising systems (DSP, SSP) • Personalization and recommendation platforms • Identity resolution and post-cookie ecosystem • Marketing analytics, attribution, and campaign optimization systems • Ad-tech ecosystem – digital advertising platforms, targeting, campaign optimization, and performance measurement
Location: DGS India - Bengaluru - Manyata N1 Block Brand: Merkle Time Type: Full time Contract Type: Permanent