Full Stack Application Engineer

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