Description
We're looking for a Senior Software Engineer – AI to join the CoCounsel team. We are building the next generation of AI agentic products for legal professionals, and you will build the backend services that bring these agentic capabilities to life. You will take early concepts into scalable, production-ready features in our cutting-edge Litigation Drafting products as part of CoCounsel Legal.
Key Responsibilities
- Build AI-Powered Backend Systems: Design and build backend services using Python, FastAPI, and PostgreSQL to support real-time AI interactions and large-scale data flows, with direct contribution to AI-powered capabilities such as agentic workflows, LLM orchestration, and content pipelines.
- Shape Platform Architecture: Define service boundaries, system interfaces, and scalable design patterns that form the architectural foundation of our AI products.
- Productionize AI Capabilities: Integrate backend systems with modern LLM providers (e.g., OpenAI, Anthropic) and implement reliable orchestration, routing, error handling, guardrails, telemetry, and deep observability for performance and reliability.
- Collaborate Cross-Functionally: Partner closely with our Labs team, product managers, and designers to take early AI agent concepts and turn them into scalable, production-ready features for our international products.
- Mentor Engineers: Support the growth of other engineers through pairing, code reviews, and ongoing technical guidance.
Required Qualifications
- Technical Experience: 4+ years of professional software engineering experience building and shipping production backend systems, APIs, and microservices used by real customers.
- Backend & Cloud Skills: Strong proficiency in Python, FastAPI, PostgreSQL, and AWS or Azure cloud services, with a deep understanding of distributed systems, architecture, and data modelling.
- Technical Judgment: Excellent debugging skills and a proven ability to deliver production-ready, highly reliable systems.
- Collaboration & Communication: Comfortable operating in fast-paced, iterative environments, with strong cross-functional communication skills.
Preferred Qualifications
- BA or BS in Computer Science or equivalent practical experience
- Experience with performance optimization for backend systems, including monitoring, profiling, and tuning for scale
- Hands-on experience building AI-powered product features, ideally agentic AI workflows including multi-step reasoning
- Experience with Agentic UI - SSE/AG-UI streaming semantics, TypeScript/React
- Experience with Datadog (logs/RUM/traces), CloudWatch Log Insights, and Braintrust
- Familiarity with AI/ML infrastructure including vector databases, model serving, and cost/latency optimization for LLM-powered features
- Strong opinions on testing, automation, and operational robustness
- Prior experience working on products for legal, compliance, or other regulated professional domains
What's in it For You?
- Hybrid Work Model: We’ve adopted a flexible hybrid working environment for our office-based roles while delivering a seamless experience that is digitally and physically connected.
- Flexibility & Work-Life Balance: Flex My Way is a set of supportive workplace policies designed to help manage personal and professional responsibilities.
- Career Development and Growth: By fostering a culture of continuous learning and skill development, we prepare our talent to tackle tomorrow’s challenges and deliver real-world solutions.
- Industry Competitive Benefits: We offer comprehensive benefit plans to include flexible vacation, two company-wide Mental Health Days off, access to the Headspace app, retirement savings, tuition reimbursement, employee incentive programs, and resources for mental, physical, and financial wellbeing.