Backend Engineer - AI-Powered Search & Applications - Remote

Overview

Join Proximity Works, one of the world’s most ambitious AI technology companies, shaping the future of Sports, Media, and Entertainment. Since 2019, Proximity Works has created and scaled AI-driven products used by 697 million daily users, generating $73.5 billion in enterprise value for our partners. Headquartered in San Francisco with offices in Los Angeles, Dubai, Mumbai, and Bangalore, we help global brands discover high-impact AI use cases, build transformative tech stacks, and scale to hundreds of millions of users.

If you’re excited about building high-performance backend systems at the frontier of AI, this role will give you the opportunity to make global impact.

Role Summary

We are seeking a Backend Engineer to design, build, and scale resilient microservices and APIs that power next-generation AI products. You will partner closely with ML engineers and data scientists to productionize LLMs, RAG pipelines, and multimodal models, ensuring inference is fast, cost-efficient, and production-grade. This is a hands-on role for someone passionate about distributed systems, performance optimization, and bringing cutting-edge AI to millions of users.

In Short

• Design and build scalable microservices that power Proximity’s AI-driven search and discovery stack.
• Develop backend services and APIs to support LLM-powered applications.
• Collaborate with ML engineers and data scientists to integrate RAG pipelines, multimodal models, and inference workloads into production.
• Optimize inference pipelines for latency, throughput, and cost efficiency (e.g., batching, caching, token budgeting).
• Own end-to-end delivery of complex backend projects, from design to deployment and monitoring.
• Write high-quality, maintainable code with rigorous testing and fault-tolerant practices.
• Drive operational excellence through performance tuning, incident response, and root cause analysis.
• Work cross-functionally with Product Managers, Data Scientists, and global engineering teams to translate business needs into scalable technical solutions.

Requirements

• Strong understanding of backend technologies and frameworks.
• Experience with microservices architecture.
• Proficient in API development.
• Knowledge of machine learning concepts and applications.
• Ability to optimize performance and efficiency in backend systems.
• Experience in agile development methodologies.
• Strong problem-solving skills and analytical thinking.
• Excellent communication and collaboration skills.

Benefits

• Opportunity to work with cutting-edge AI technology.
• Collaborative and innovative work environment.
• Competitive salary and benefits.
• Flexible working hours and remote work options.
• Professional development and growth opportunities.