Full Stack Engineer

Mid-Level Full-Stack Software Engineer

Yolk | Tel Aviv | Engineering

Role Outline

We’re looking for a Full-Stack Software Engineer to join the engineering team building the next generation of Yolk’s AI-powered sales coaching platform.

You’ll work across the stack — building backend services, APIs, and user-facing features — helping transform real sales conversations into actionable AI-driven training.

This role is ideal for engineers who love building product end-to-end, from infrastructure and backend logic to polished frontend experiences.

We are looking for exceptional graduates from the past few years with 3–5 years of experience who are eager to grow quickly in a fast-moving startup environment.

About Yolk

Yolk is a VC-backed startup (backed by investors in companies like Anthropic, Groq, and TensorNet) on a mission to transform how sales teams learn and perform.

We are building the world’s most advanced AI sales coach, helping revenue teams identify deal-killing mistakes before they impact the forecast. Our platform analyzes real sales conversations and delivers targeted coaching to improve discovery, objection handling, negotiation, and more.

Our goal is simple but ambitious: to build the best AI coach for sales teams anywhere.

And that’s where you come in.

What You’ll Build

You’ll help develop core product capabilities including:

Product Features End-to-End

Design and build product functionality from backend services to frontend interfaces.

Backend APIs & Services

Build reliable backend services that power the application logic and integrate with AI systems.

User Interfaces

Develop modern frontend experiences that allow users to interact with complex AI-driven workflows.

Agentic AI Product Development

Build product features that integrate agentic AI workflows into the application, connecting autonomous AI decision-making with user-facing functionality.

System Performance & Reliability

Help improve performance, observability, and reliability of the product as usage grows.

Tech Stack

Typical technologies we work with include:

• Backend: Python | FastAPI | PostgreSQL
• Frontend: Next.js (React 19), TypeScript, Tailwind CSS, TanStack Query, MobX
• Infrastructure: AWS-based cloud infrastructure
• AI: Agentic AI systems, LLM integrations

What We’re Looking For

Must-Have

• 3+ years full-stack engineering experience
• Strong programming ability and solid computer science fundamentals
• Strong experience building backend services in Python and modern API frameworks.
• Significant experience using AI-assisted development tools (e.g., Claude Code, Cursor, Copilot) as part of your engineering workflow

Experience building web applications

• Familiarity with REST APIs and databases
• Ability to write clean, maintainable code
• Curiosity and strong problem-solving skills

Nice to Have

• Familiarity with containerization (Docker) — you know how to build your app for

      production, even if you don't manage the cluster.

• Experience with FastStream or RabbitMQ.
• Understanding of WebSocket scaling patterns (Redis Pub/Sub)

Why Join Yolk

• Work in a small, high-quality engineering team
• Significant ownership and learning opportunities
• Opportunity to grow quickly as the company scales

How to Apply:

Please send your resume and a brief introduction to [email protected]. In your email please answer these 2 questions:

1) Tell us about a software project you built that you are particularly proud of. What was technically challenging about it?

2) What is a technical concept or tool you recently learned that excited you?