Software Engineer II, Reinforcement Learning Environments

Overview

Software Engineer II to help build Handshake's Reinforcement Learning Environments (RLE) platform, the interactive systems where frontier AI models learn to complete real-world work. Based in Bengaluru, India, working in-office with US-based Engineering, Research, Product and Operations teams.

What you'll do

• Design, build, and scale the Reinforcement Learning Environments (RLE) platform and the infrastructure that powers it
• Partner closely with Engineering, Research, Product, and Operations teams in the US to execute against a shared roadmap
• Design and implement scalable backend services and data generation pipelines
• Build modular environment domains that integrate seamlessly with model training and evaluation workflows
• Improve platform reliability, observability, performance, and developer productivity
• Participate in technical design discussions and contribute to architecture decisions
• Write high-quality, maintainable code while helping improve engineering standards and best practices

What you'll need

• 3+ years of professional software engineering experience building backend systems, distributed systems, or platform infrastructure
• Strong proficiency with TypeScript, React, and modern backend architectures
• Strong understanding of PostgreSQL, data modeling, distributed systems, and system design
• Experience building and operating production systems on AWS or GCP
• Strong problem-solving skills and the ability to thrive in fast-moving, ambiguous environments
• Experience collaborating effectively with globally distributed engineering teams, including teams based in the US

Nice to have

• Experience with reinforcement learning infrastructure, simulation systems, or AI evaluation platforms
• Experience building internal developer platforms or workflow orchestration systems
• Familiarity with Docker, Kubernetes, and CI/CD pipelines
• Experience supporting applied ML or AI research teams
• Experience working in a fast-growing startup or high-growth engineering organization

Details

• Location: Bengaluru, India
• Work mode: In-office
• Perks: generous equity grant vested over 4 years; housing bonus of 1.3 lakhs spread through the first year; performance bonus of 10-100% of base; medical insurance coverage; food credit for every in-person day