Senior Data API Developer

IN_Senior Associate_GraphQL and API_Data and Analytics_Advisory_Gurgaon

Line of Service

Advisory

Industry/Sector

Not Applicable

Specialism

Data, Analytics & AI

Management Level

Senior Associate

Job Description & Summary

At PwC, our people in data and analytics focus on leveraging data to drive insights and make informed business decisions. They utilise advanced analytics techniques to help clients optimise their operations and achieve their strategic goals.

In data analysis at PwC, you will focus on utilising advanced analytical techniques to extract insights from large datasets and drive data-driven decision-making. You will leverage skills in data manipulation, visualisation, and statistical modelling to support clients in solving complex business problems.*Why PWCAt PwC, you will be part of a vibrant community of solvers that leads with trust and creates distinctive outcomes for our clients and communities. This purpose-led and values-driven work, powered by technology in an environment that drives innovation, will enable you to make a tangible impact in the real world. We reward your contributions, support your wellbeing, and offer inclusive benefits, flexibility programmes and mentorship that will help you thrive in work and life. Together, we grow, learn, care, collaborate, and create a future of infinite experiences for each other. Learn more about us.At PwC, we believe in providing equal employment opportunities, without any discrimination on the grounds of gender, ethnic background, age, disability, marital status, sexual orientation, pregnancy, gender identity or expression, religion or other beliefs, perceived differences and status protected by law. We strive to create an environment where each one of our people can bring their true selves and contribute to their personal growth and the firm’s growth. To enable this, we have zero tolerance for any discrimination and harassment based on the above considerations. "

Position Overview: 

We are seeking an experienced Data API Developer to design, develop, and maintain high-performance API serving layers for our Data Warehouse infrastructure. This role requires expertise in modern API technologies, cloud platforms, and data engineering to enable seamless data access and integration across the organization. 

 

Responsibilities 

API Development & Design 

• Lead Proof of Concept (PoC) initiatives for new API solutions and architectural patterns 

• Design and develop robust API serving layers on top of Data Warehouse infrastructure 

• Create and maintain GraphQL APIs for efficient data querying and retrieval 

• Define and document API contracts ensuring consistency and backward compatibility 

• Optimize API performance for high throughput and low latency requirements 

Data Engineering & Integration 

• Develop and maintain data pipelines using Python or PySpark and AWS Glue ETL 

• Integrate APIs with various database systems and data storage solutions 

• Implement data transformation logic within the API layer 

• Ensure data consistency and integrity across API endpoints 

Cloud Infrastructure & DevOps 

• Deploy and manage API services within the AWS ecosystem 

• Configure and optimize networking components for API traffic 

• Implement CI/CD pipelines for automated testing and deployment 

• Develop automation scripts for infrastructure provisioning and management 

• Monitor API performance and implement proactive optimization strategies 

Security & Authentication 

• Implement OAuth 2.0 and OIDC authentication flows 

• Integrate with Okta for identity and access management 

• Apply security best practices including encryption, input validation, and threat protection 

• Conduct security assessments and implement remediation measures 

• Ensure compliance with data privacy and security standards 

Software Development Lifecycle 

• Follow SDLC best practices throughout the development process 

• Participate in code reviews and maintain high code quality standards 

• Write comprehensive unit and integration tests 

• Create and maintain technical documentation 

• Collaborate with cross-functional teams including data engineers, analysts, and product owners 

 

Mandatory skill sets:

• Proficiency in Java & Python; experience with PySpark 

• Strong expertise in GraphQL; RESTful API design and development 

• Extensive experience with AWS ecosystem including AWS Glue, Lambda, API Gateway, and other serverless technologies 

• S3, RDS Postgres, Redshift, or other AWS data services 

• Deep understanding of Data Warehouse concepts and architectures 

• Experience with SQL and NoSQL databases 

• Knowledge of data modeling and optimization techniques 

• Hands-on experience with OAuth 2.0 and OIDC protocols 

• Okta implementation and management 

• Security best practices and vulnerability management 

• CI/CD pipeline development and maintenance 

• Automation scripting and tooling 

• Understanding of networking concepts, load balancing, and API gateway configurations 

 

Preferred skill sets:

• Proven track record of delivering scalable, production-grade APIs 

• Experience with Agile/Scrum methodologies 

• Strong problem-solving and analytical abilities 

• Excellent communication and collaboration skills 

• Ability to work independently and as part of a team 

• Detail-oriented with focus on quality and performance 

• Proactive approach to learning new technologies 

 This role offers the opportunity to shape the API strategy for our data platform and drive innovation in how we deliver data services across the organization. 

 

Years of Experience Required:

• 5+ years of API development experience 

Education Qualification:

BE, B.Tech, MCA, M.Tech, MBA

Education (if blank, degree and/or field of study not specified)

Degrees/Field of Study required: MBA (Master of Business Administration), Bachelor of Engineering, Master of EngineeringDegrees/Field of Study preferred:

Certifications (if blank, certifications not specified)

Required Skills

Graph API

Optional Skills

Accepting Feedback, Accepting Feedback, Active Listening, Algorithm Development, Alteryx (Automation Platform), Analytical Thinking, Analytic Research, Big Data, Business Data Analytics, Communication, Complex Data Analysis, Conducting Research, Creativity, Customer Analysis, Customer Needs Analysis, Dashboard Creation, Data Analysis, Data Analysis Software, Data Collection, Data-Driven Insights, Data Integration, Data Integrity, Data Mining, Data Modeling, Data Pipeline {+ 38 more}

Desired Languages (If blank, desired languages not specified)

Travel Requirements

Available for Work Visa Sponsorship?

Government Clearance Required?

Job Posting End Date

April 15, 2026

Experience Level

Senior Level