Senior Full Stack Engineer

About Persistent

We are an AI-led platform-driven Digital Engineering and Enterprise Modernization partner combining deep technical expertise and industry experience to help our clients anticipate whats next. Our offerings and proven solutions create a unique competitive advantage for our clients by giving them the power to see beyond and rise above. We work with many industry-leading organizations across the world including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India and numerous innovators across the healthcare ecosystem.

Our disruptors mindset commitment to client success and agility to thrive in the dynamic environment have enabled us to sustain our growth momentum. Persistent has been recognized across top industry platforms for innovation leadership and inclusion. We reported $1654.4M FY26 revenue with 17.4% Y-o-Y growth. We have delivered 24sequential quarters of growth with $436.0M in Q4 FY26 revenue up 3.2% Q-o-Q and 16.2% Y-o-Y growth. Our 27500global team members located in 18 countries have been instrumental in helping the market leaders transform their industries. We have been recognized as theFastest Growing IT Services Brand Globally in the 2026 Brand Finance IT Services 25 Report. We named a Leader in theEverest Group Private Equity (PE) Services PEAK MatrixAssessment 2026andSoftware Product Engineering PEAK MatrixAssessment 2026.

About Position:

We are seeking a highly skilled Senior Full Stack Engineer to design develop and maintain enterprise-grade web applications using modern frontend and backend technologies. The ideal candidate will possess strong expertise in React TypeScript Fastify PostgreSQL Redis and Drizzle ORM along with experience building scalable cloud-native solutions and integrating AI-powered capabilities into business applications. The role involves collaborating with product managers architects designers and cross-functional teams to deliver secure high-performance applications while driving engineering best practices architectural standards and innovation initiatives.

• Role: Senior Full Stack Engineer
• Location: All Persistent Locations
• Experience: 8 to 12 Years
• Job Type: Full Time Employment

What Youll Do:

• Design develop and maintain scalable enterprise applications using modern web technologies.
• Build responsive accessible and high-performing user interfaces using React TypeScript and Tailwind CSS.
• Develop and maintain backend services APIs and microservices using and Fastify.
• Implement server-side rendering (SSR) static site generation (SSG) and incremental data-fetching strategies using .
• Write clean maintainable and testable code following industry best practices.
• Create reusable UI components and design systems.
• Optimize web application performance accessibility SEO and user experience.
• Implement state management data-fetching patterns and UI architecture standards.
• Collaborate with UX/UI designers to translate business requirements into intuitive user experiences.
• Ensure cross-browser compatibility and mobile responsiveness.
• Design and implement RESTful APIs and service-oriented architectures.
• Build event-driven and asynchronous processing workflows.
• Implement validation serialization and schema-driven development using Zod.
• Ensure system reliability observability and fault tolerance.
• Design and optimize PostgreSQL database schemas and queries.
• Implement data access layers using Drizzle ORM.
• Develop caching strategies using Redis to enhance application performance and scalability.
• Perform database tuning indexing query optimization and performance monitoring.
• Design and deploy cloud-native applications on Azure AWS or GCP.
• Implement containerized deployments using Docker and Kubernetes.
• Build CI/CD pipelines to automate testing deployment and monitoring.
• Implement authentication and authorization using OAuth 2.0 OIDC JWT SAML and RBAC.
• Integrate AI/ML capabilities and Large Language Models (LLMs) into enterprise applications.
• Participate in architecture reviews technical design discussions and solution planning.
• Conduct code reviews and mentor junior engineers.
• Establish engineering standards coding guidelines and best practices.

Expertise Youll Bring:

• Strong expertise in and .
• Advanced proficiency in TypeScript.
• Hands-on experience with Tailwind CSS HTML5 CSS3 and JavaScript (ES6).
• Strong understanding of responsive web design and component-based architecture.
• Experience with state management libraries and modern frontend architecture.
• Expertise in and Fastify.
• Experience with REST API development and microservices architecture.
• Strong knowledge of event-driven systems and asynchronous processing.
• Hands-on experience with Zod for schema validation.
• Strong expertise in PostgreSQL database design and optimization.
• Experience with Redis caching and performance tuning.
• Hands-on experience with Drizzle ORM.
• Experience with cloud platforms including Azure AWS or GCP.
• Strong knowledge of Docker and Kubernetes.
• Experience implementing CI/CD pipelines and Git-based development workflows.
• Knowledge of Infrastructure as Code (IaC) and cloud automation practices.
• Expertise in OAuth 2.0 OpenID Connect (OIDC) JWT SAML and role-based access control (RBAC).
• Experience implementing secure API architectures and application security best practices.
• Hands-on experience integrating AI/ML capabilities LLMs and AI-powered solutions.
• Familiarity with prompt engineering AI APIs and intelligent automation solutions.
• Strong system design architectural and engineering leadership skills.
• Experience mentoring developers and conducting technical reviews.
• Excellent communication stakeholder management and collaboration skills.
• Strong analytical troubleshooting and problem-solving abilities.
• Ability to deliver scalable secure and high-performance enterprise solutions.

Benefits:

• Competitive salary and benefits package
• Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications
• Opportunity to work with cutting-edge technologies
• Employee engagement initiatives such as project parties flexible work hours and Long Service awards
• Annual health check-ups
• Insurance coverage: group term life personal accident and Mediclaim hospitalization for self spouse two children and parents

Values-Driven People-Centric & Inclusive Work Environment:

Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals including those with disabilities and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.

• We support hybrid work and flexible hours to fit diverse lifestyles.
• Our office is accessibility-friendly with ergonomic setups and assistive technologies to support employees with physical disabilities.
• If you are a person with disabilities and have specific requirements please inform us during the application process or at any time during your employment

Lets unleash your full potential at Persistent- is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.