As a Senior Software Engineer, you will lead the design and development of core systems that drive lifecycle engagement of the company, personalized marketing automation (Martech), and strategic partnership integrations. You'll own large-scale, high-concurrency systems end-to-end—from real-time event tracking and reward engines to partner sync pipelines—operating with autonomy and shaping the technical architecture of our ecosystem. This role is ideal for engineers who excel at solving complex distributed data problems, building scalable backend services, and mentoring others toward engineering excellence.

About the Team

Our team sits at the intersection of user retention, growth, and ecosystem monetization. We build and scale the platforms that power our automated engagement campaigns and seamless integrations with external partners and brands.

Whether we are processing high-throughput event streams for real-time personalization, orchestrating complex cross-channel martech workflows, or managing high-availability transactional data stores, our engineering focus is on resilience, speed, and clean architecture. If you are passionate about building systems that directly impact millions of users' retention and engagement journeys, we'd love to talk.

Key responsibilities

Design and build scalable, resilient microservices that power JioStar's engagement triggers, and partner integrations.
Own end-to-end delivery of complex backend projects, from technical design to deployment and monitoring
Write high-quality, maintainable code, and ensure rigorous testing and fault tolerance
Drive architectural decisions and influence long-term engineering strategy for the team
Collaborate closely with Product Managers, Data Scientists, and cross-functional teams to translate business needs into tech solutions
Take ownership of operational excellence, including performance tuning, incident response, and root cause analysis
Mentor junior engineers, conduct technical deep dives and code reviews, and foster a culture of knowledge sharing

Requirements

4-6 years of experience in backend development
Proficiency in Java, Golang, or Python

Experience designing and building distributed systems at scale
Strong understanding of storage systems, query performance, and caching strategies
specifically experience with Amazon DynamoDB (single-platform design, partition keys, GSIs) and relational stores.
experience with distributed caching strategies and tools
Hands-on experience with cloud platforms (AWS preferred), messaging systems (Kafka), CI/CD pipelines (Github Actions and Docker)
Proven ability to work autonomously, prioritize tasks, and manage delivery timelines in fast-paced environments
You are passionate about growing engineers and leading by example

Benefits

Best-in-class salary: We hire strong talent and compensate accordingly.

Proximity Talks: Meet and learn from designers, engineers, product leaders, and AI practitioners.
Continuous learning: Work with a world-class team and stay close to the latest in AI, engineering, and product development.
High-impact work: Build AI-first systems and products used at scale by global clients.

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 all about Proximity .

Read about Proximity’s values and meet some of our Proxonauts here .

Explore our website , blog , and the design wing — Studio Proximity .

Get behind-the-scenes with us on Instagram! Follow @ProxWrks and @H.Jagda

Senior Software Development Engineer (6-month contract)

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