Work with us to transform commercial real estate

JLL Spark
JLL Spark

Senior Backend Engineer

Skyline AI

Skyline AI

Software Engineering
Tel Aviv-Yafo, Israel
Posted on Thursday, January 18, 2024

Senior Backend Engineer

  • Engineering
  • TLV
  • Senior


Skyline AI has recently been acquired by JLL (NYSE: JLL), a leading professional services and investment management firm specializing in real estate. We are now part of a Fortune 500 company, with operations in over 80 countries, a workforce of nearly 100,000 individuals around the world, and annual revenue of almost $20B. Within JLL, we are part of JLL Technologies, a rapidly growing, strategic business group whose mission is to leverage technology to increase the value and liquidity of the world’s buildings.

The Skyline AI team has been embedded as-is within JLL, to continue our mission of transforming commercial real estate with data science. We are developing a platform that collects data from hundreds of different sources and uses machine learning to extract insights for making fast and optimal business decisions. We have assembled an excellent team of leading data engineers, software developers, designers, product managers, and data scientists working towards this goal.

Our offices are in Tel-Aviv and we employ a hybrid work from home model.


  • Best of both worlds - we are a small site and we operate as we did as a startup, but now with the power and resources of a global Fortune 500 company
  • Experience with rich, diverse data - one of the truly unique aspects of our domain is the tremendous diversity of data we work with, comprising dozens of sources and spanning thousands of data points and data types
  • Acceleration - we are just starting our next phase of growth, so whoever joins us now will grow with us
  • Impact - we are a small team working to impact a multi-billion dollar business

On a typical day you will:

  • Backend Engineering: Develop and maintain scalable backend services using Node.js. Focus on building RESTful APIs, database integration, and implementing effective caching strategies. Expertise in using Docker, Kubernetes, and CI/CD tools like GitHub Actions and Argo is essential.
  • Cloud Engineering: Deploy and manage applications on cloud platforms such as AWS and Azure. Key areas include ensuring cloud infrastructure security, performance optimization, and scalability. Familiarity with Terraform and monitoring tools like Datadog is crucial.
  • Data Integration: While less emphasized, proficiency in managing data, particularly in designing ETL processes and handling SQL queries, is important.

Performance Indicators:

  • Proven ability to lead and deliver complex backend and cloud projects.
  • Strong collaborative skills across different teams.
  • Efficient in integrating and managing data in backend and cloud environments.


  • 4+ years of experience as a Backend Engineer mainly with Node.js & Typescript
  • 4+ years of experience in a cloud environment (AWS, Azure. GCP)
  • Ability to lead projects on an end-to-end basis
  • Strong communication skills, problem solving skills
  • Experience with Nest.js - Advantage
  • Data Engineering - Advantage
  • Experience in working on LLM projects – Advantage
  • Experience with Python - Advantage
  • Proficiency in English is required.