Back-end Team Leader

Tel Aviv, ISRAEL

We are looking for a passionate back-end team leader who excels at leading teams in solving difficult technical problems. 

As ZenGo’s back-end team leader, you will lead a team of experienced engineers responsible for delivering high-impact technology into our system’s backend and building complex features. The Back-end team takes a key part in ZenGo R&D group, building our ZenGo keyless cryptocurrency wallet, already enjoyed by a loyal base of users around the globe. 

As the back-end Team lead at ZenGo you will:

  • Lead a team of back-end professionals to take full ownership over development during all stages of software development in an agile environment 
  • Manage the HR aspects of the team: Lead the hiring of new team members, manage and maintain the satisfaction of the existing team members and enhance their professional knowledge and skills 
  • Define and revise methodologies, processes and tools. 
  • Interface with other functions within the company to communicate the back-end perspective, and help in the creation and prioritization of the product roadmap
  • Review requirements, specifications and technical design documents to provide timely and meaningful feedback 
  • Take part in the R&D leadership team. 
  • Personally contribute to the development process and codebase

Basic Qualifications: 

  • At least 2 years of experience as a team leader (Exceptional senior engineers with some tech lead experience can apply too) 
  • At least 7 years of development experience 
  • At least 3 years experience in developing on a cloud platform, preferably AWS 
  • Experience designing and building highly available and scalable cloud architectures, preferably AWS 
  • At least 3 years of experience developing Node.js applications and understanding in its internals (heap management, routing) 
  • Experience with serverless and microservices architectures 
  • BS in Computer Science, or similar 
  • Proficiency in JavaScript (preferably TypeScript)
  • Knowledge of core CS concepts such as data structures, algorithms, profiling and optimisation 
  • Experience building REST APIs 
  • Good working knowledge of large systems and complex architectures

Preferred Qualifications: 

  • Experience with blockchains development is a big plus (but not mandatory)
  • Experience with large-scale B2C applications 
  • Familiar with the Linux work environment 
  • Experience with software security and cryptography (e.g. elliptic curves, SSL, OAuth) 
  • A detail-oriented approach to writing tests and quality assurance 


  • Experience working with blockchain libraries 
  • Participation in open source projects 
  • Experience with building mobile apps 

To apply to this position, you should send an email to [email protected] containing your LinkedIn profile / resume / portfolio.

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