Senior Backend Engineer - Python (Contractual)

We’re seeking talented Python Developers to join our high-caliber engineering team focused on developing enterprise-grade reasoning solutions. In this role, you will architect and develop advanced backend services that power our “Think” mode and reasoning capabilities. You’ll help create a secure, highly scalable system that processes data with complete Indian sovereignty while delivering excellent performance solutions for enterprise and government sectors.

This position offers the opportunity to work at the forefront of AI reasoning technology built specifically for Indian organizations. We seek candidates with strong expertise in microservices, event-driven architecture and secure data pipelines who can demonstrate technical excellence. Your contributions will directly advance knowledge democratization, accelerated decision-making, and document processing optimized for Indian contexts across organizational language divides.

• Owning the complete lifecycle of domain-bounded microservices using event-driven architectures, implemented with asynchronous python
• Building RESTful and GraphQL APIs with comprehensive versioning and contract validation
• Designing polyglot persistence strategies tailored to each service’s specific requirements, along with CQRS for scalable query performance
• Owning comprehensive testing suites including contract tests between service boundaries
• Implementing proper authentication hooks and authorization checks within application code
• Implementing application-level rate limiting, throttling, and resilience patterns
• Creating domain-specific real-time data pipelines with proper data sovereignty controls
• Collaborating with our AI teams to integrate backend services with our “Vajra Mode” and “Think” mode capabilities
• Helping develop data integration frameworks for enterprise deployment
• Contributing to building specialized vertical solutions for key industries

you need -

• Bachelor’s/Master’s Degree in Computer Science or related field from a top-tier institution (IITs, NITs, BITS, or equivalent prestigious universities)
• 2-5 years of exceptional experience in Python development, with demonstrated expertise in backend services and API engineering
• Distinguished track record in designing and implementing sophisticated microservice architectures, event-driven programming, and polyglot persistence strategies
• In-depth understanding of API security principles and proven experience implementing secure, enterprise-grade APIs (REST/GraphQL)
• Advanced knowledge of CQRS patterns and distributed systems architecture
• Superior proficiency in asynchronous Python programming with a portfolio of high-performance implementations
• Comprehensive knowledge of data sovereignty controls and secure data handling practices highly desired

• Best in class salary: We hire only the best, and we pay accordingly.
• Proximity Talks: Meet other designers, engineers, and product geeks — and learn from experts in the field.
• Keep on learning with a world-class team: Work with the best in the field, challenge yourself constantly, and learn something new every day.

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about us —

Proximity is the trusted technology, design, and consulting partner for some of the biggest Sports, Media and Entertainment companies in the world! We’re headquartered in San Francisco and have offices in Palo Alto, Dubai, Mumbai, and Bangalore. Since 2019, Proximity has created and grown high-impact, scalable products used by 370 million daily users, with a total net worth of $45.7 billion among our client companies.

We are Proximity — a global team of coders, designers, product managers, geeks, and experts. We solve complex problems and build cutting edge tech, at scale. Our team of Proxonauts is growing quickly, which means your impact on the company’s success will be huge. You’ll have the chance to work with experienced leaders who have built and led multiple tech, product and design teams. Here’s a quick guide to getting to know us better:

• Watch our CEO, Hardik Jagda, tell you .
• Read about Proximity’s values and meet some of our Proxonauts .
• Explore our , , and the design wing — .
• Get behind-the-scenes with us on Instagram! Follow  and .