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Senior Python backend developer

CytoReason

Posted 13 days ago

About this role

Description

We are seeking an experienced Senior Python Engineer to join our engineering team and drive the development of robust, scalable, and high-performance backend solutions. In this role, you will design and implement core services, optimize data workflows, and contribute to architecture decisions that support mission-critical applications. The ideal candidate brings deep expertise in Python, hands-on experience with distributed systems or data-intensive environments, and a passion for building reliable, production-grade software.

Responsibilities

  • Enabling the adoption of next-generation orchestration tool – Nextflow 
  • Build software components to automate and reduce human work to annotate and design a model 
  • Design and implement backend APIs using Nest.js,FastAPI integrating with data layers and external systems. 
  • Contribute to and review frontend features in React, ensuring seamless integration with backend services. 
  • Help design and shape the product, working closely with product managers, bioinformaticians, and other stakeholders to align technical decisions with product goals. 
  • Mentor and support other developers through code reviews, internal discussions, clean code and technical guidance. 
  • Collaborate cross-functionally with product, data, and infrastructure teams to define requirements and deliver solutions. 
  • Write and maintain technical documentation and high-level designs

The Tech You’ll Work With:

  • Frontend: React, TypeScript, Tailwind CSS
  •  Data & Storage: LakeFS, PostgreSQL, BigQuery 
  • Cloud: Google Cloud Platform (GCP), AWS 
  • Additional tools: Python, R (familiarity a plus, not required) 
  • CI/CD & DevOps: Docker, Kubernetes 

Requirements

  •  7+ years of experience as a full-stack or backend-focused developer with expereise in data releate product
  • Proficiency in NodePython .js / Nest.js and experience with scalable API design. 
  • Strong understanding of distributed systems, performance optimization, and cloud architectures.
  • Experience leading projects  or mentoring engineers — you enjoy helping others grow. 
  • Hands-on experience with modern frontend frameworks, preferably Reactin Python.
  • Strong communication and planning skills, with the ability to provide technical input during project scoping.
  • Track record of delivering efficiently in agile teams with shifting priorities. 
  • Proactive mindset — someone who can take ownership, identify problems, and propose solutions. 

Advantages

  • Experience with Python or R for data-related workflows. 
  • Background in data-intensive systems or bioinformatics. 
  • Hands-on experience with modern frontend frameworks, preferably React. 
  • Familiarity with multi-cloud environments (GCP + AWS) 

Job details

Workplace

Office

Location

תל אביב יפו, מחוז תל אביב, IL

Job type

Full Time

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