Careers Portfolio

Backend Engineer

Blockaid

Blockaid

Software Engineering
Tel Aviv-Yafo, Israel
Posted on Nov 11, 2025

Backend Engineer

  • Engineering
  • Tel Aviv

Description

Blockaid is redefining trust in blockchain through advanced, integrated security. Our on-chain security platform is trusted by leading Web3 companies—including Coinbase, MetaMask, Uniswap, Backpack, Stellar, and others—to detect, understand, and automatically prevent or minimize the impact of fraud, scams, hacks, and financial threats.

We are backed by top-tier global investors including Sequoia Capital, Ribbit Capital, and Cyberstarts—firms known for supporting the most innovative and influential companies in technology and cybersecurity.

We’re looking for a Backend Engineer to join our growing R&D team and take an active role in building and scaling core components of our product.

Your Chain of Impact:

  • Spearhead feature development from requirements to delivery.
  • Participate in all phases of the software development lifecycle within an agile framework.
  • Stay abreast of emerging technologies to keep our solutions cutting-edge.
  • Maintain high standards for code quality, scalability, readability, and performance.
  • Take ownership of the product, tech stack, and development processes.

Requirements

Your Chain of Strengths:

  • Minimum 5 years of experience in Python.
  • Experience with React and TypeScript - an advantage
  • Familiarity with state management libraries.
  • At least 4 years of experience in REST API and Backend development.
  • Ability to solve complex technical challenges with autonomy, top-notch design, and analytical skills.
  • A mindset that challenges the status quo, always seeking workflow improvements.
  • Proficiency in creating and maintaining reusable and maintainable components.
  • Experience in writing unit tests and end-to-end.
  • Ability to learn and adapt to new technologies and languages.
  • Experience addressing performance issues (both in web apps and backend).