Padmi
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Cosine

agentic AI coding · LLM post-training

Product Engineer

London · Onsite$70k–$90k/yrPosted 2 months ago
Software engineeringMid-levelFULL TIME
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Join Our Team

At Cosine, we're pioneering the integration of human reasoning into artificial

intelligence. As a member of our team, you'll be at the forefront of cutting-edge

technology, working to shape the future of AI with our groundbreaking synthetic data

generation and RFT techniques.

Why Work With Us?

• Be part of a trailblazing company leading innovation in AI.

• Work alongside a dedicated team of experts passionate about AI and technology.

• Engage in challenging and rewarding work that makes a real impact on the

advancement of AI.

Responsibilities

  • On this team you will build end-user products (developer workflow tools) that use

  • Cosine's LLM and AI tech in order to augment developers’ capabilities for our users.

  • We're building tools for ourselves. We are our own customer as engineers so you should

  • be obsessed about the developer experience.

Skills & Experience

  • Experience building reactive applications (React, Vue, Rails, etc) that work

  • across multiple platforms and that are highly interactive

  • Experience with NextJS and typescript

  • Comfortable with back-end development

  • Design back-end APIs

  • Expose and use rest endpoints

  • Experience with developer experience tools

  • Worked on CI/CD pipelines

  • Worked with containerization

  • Experience with testing code

  • Unit testing

  • Integration testing

  • Test performance optimization

  • Programming languages

  • Experience in either React, Vue, Typescript (we're open to people from

  • other languages)

  • Knowledge of Node.js, Python or Go is a plus

  • Other relevant tools/experience

  • DevOps: Git, AWS, Docker, PNPM, GitHub Actions

  • Monitoring and alerting (Grafana, Axiom)

  • Experience with feature flagging mechanisms (Posthog)

Requirements

  • • Minimum of 4 years of professional experience in software engineering. (Looking

  • for mid to senior level candidates)

  • • Proven expertise and expertise in the programming language of your choice.

  • • Familiarity with AI technologies such as OpenAI, ChatGPT, Anthropic, ASTs,

  • Github, Knowledge Graphs, Retrieval Augmented Generation, and Fine Tuning.

  • • Strong problem-solving skills and the ability to work e]ectively in a collaborative

  • team environment.

  • • Excellent communication and interpersonal skills.

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