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 BlockBrand:
MerkleTime Type:
Full timeContract Type:
PermanentSkills Required
- 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
- 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
- Experience with programmatic advertising systems, personalization, identity resolution, or ad-tech ecosystems
What We Do
Dentsu Creative is a global creative agency network designed to unlock exponential growth for clients. We use Transformative Creativity as a differentiating, driving force to bring our capabilities together to positively impact people, business and society. Established in 2022, Dentsu Creative is integrated with dentsu’s Media and CXM businesses in over 145 countries and regions, to offer Integrated Growth Solutions.








