Developer AI Agent
Crypto market-making, proprietary-trading, and Web3 venture-investment firm.
About Pulsar
Pulsar is a Hong Kong-founded crypto-native trading firm established in 2014. It provides market-making and proprietary trading across spot, perpetual, and options markets, operates across 80+ exchanges and 650+ digital assets, and also invests in digital-asset infrastructure through Pulsar Ventures.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design, build, and operate long-running AI agent services in production. You will develop agent loops and tool-calling integrations, implement safety and permission controls, build RAG-based memory and knowledge systems, and own evaluation, tracing, observability, and regression testing. You will also engineer context management, long-session reliability, and cost controls.
Requirements
- 3–5 years of software engineering experience, including building LLM-based applications or agents
- University degree in Computer Science, Software Engineering, or a related discipline
- Production-quality coding experience in Python, TypeScript, Rust, or similar languages
- Familiarity with Linux environments
- Experience shipping agentic systems using tool calling and multi-step agent loops
- Knowledge of LLM security risks, including prompt injection and data exfiltration
- Experience with retrieval systems, vector databases, embeddings, and RAG
- Experience with LLM evaluation and tracing tooling such as Langfuse, LangSmith, or OpenTelemetry
- Ability to own reliability, scalability, cost efficiency, and maintainability
- Strong interest in financial markets and blockchain technologies
Responsibilities
- Design, build, and operate long-running production agent services
- Build agent loops and tool-calling integrations using frontier models
- Design agent safety, permission controls, and prompt injection protection
- Build agent memory and knowledge systems using RAG, knowledge graphs, and embeddings
- Own agent evaluation, tracing, observability, and regression testing
- Engineer context management, long-session reliability, and cost controls
