Startup Hiring Index · threadangellabs
PathAI › Engineering

Senior Software Engineer, Backend

PathAI · Boston

Pay
$128K–$196K
From the posting
Posted
Sep 11, 2026
Tracked open for 46 days
Team
Engineering
Full-time
PathAI hiring
15 open roles
9 in engineering
PythonReactKubernetes
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Typical software engineer pay at startups: $221K median, middle half $188K–$256K (2,406 posted ranges).

Typical engineering pay at PathAI: $128K–$196K — median of 9 listed ranges.

Across all startups we track: $170K–$242K for engineering roles (8,053 listed ranges).

About the role

PathAI's mission is to improve patient outcomes with AI-powered pathology. 

Our platform promises substantial improvements to the accuracy of diagnosis and the efficacy of treatment of diseases like cancer, leveraging modern approaches in machine learning and artificial intelligence. We have a track record of success in deploying AI algorithms for histopathology in translational research, pathology labs and clinical trials.  Rigorous science and careful analysis is critical to the success of everything we do. Our team, composed of diverse employees with a wide range of backgrounds and experiences, is passionate about solving challenging problems and making a huge impact on patient outcomes.

At PathAI, we are constantly evaluating our tech stack and our current tools consist of:

  • Languages & Frameworks: Python, JavaScript, Django / DRF, FastAPI, Vue
  • Platform: EKS (Kubernetes), S3, RDS / PostgreSQL, SQS, MSK (Kafka)
  • Tooling: GitLab CI/CD, Terraform, Docker, Datadog

The Opportunity

We’re looking for a backend focused Senior Software Engineer to join our Integrations team. You will design, build, and maintain critical APIs and data pipelines that enable seamless clinical workflows and real-time data exchange across external systems and our core product.

  • You will drive the architecture of our application platform, considering the team and our future product roadmap.
  • You will collaborate with product, design, machine learning, and infrastructure teams.
  • You will drive and uphold high engineering standards, bringing consistency to the codebases you encounter and ensuring software is adequately reviewed, tested, and integrated.
  • You will foster a culture of continuous learning by mentoring teammates and sharing technical knowledge.
  • You will champion code quality for both your individual contributions and the broader team's output.
  • You will contribute to a SaaS platform used ensuring reliability, data integrity, and compliance with industry standards.
  • You will collaborate with clinical, QA, and regulatory teams to ensure software changes meet validation expectations and support inspection readiness.

Who You Are:
(Required)

  • You have a BS in Computer Science, Software Engineering or closely related technical field.
  • You have 5+ years of full life cycle development experience.
  • You have demonstrated the ability to take on complex tasks, learn quickly and work in a proactive manner.
  • You have demonstrated experience and skills in designing and building Python-based (FastAPI or Django) applications.
  • You have a demonstrated foundation in data structures, algorithms, and OO design.
  • You have a demonstrated ability to collaborate with a distributed team and to work autonomously on projects; You have demonstrated problem-solving skills and the ability to work in a fast-paced, agile environment.
  • You have strong interpersonal and communication skills, with the ability to attend client-facing meetings and explain technical concepts to non-experts.
  • You have demonstrated cloud platform experience (AWS) 

Preferred:

  • You have an advanced degree in Computer Science, Software Engineering or closely related technical field
  • You have experience working in the healthtech industry, including working with HL7, HL7 FHIR, or DICOM
  • You have experience with modern frontend JavaScript frameworks such as React, Vue, or equivalent for building responsive, user-friendly interfaces.
  • You have hands-on experience with CI/CD tools, e.g. GitLab CI
  • You have demonstrated knowledge of containerization technologies like Docker and container orchestration tools like Kubernetes
  • You have knowledge of some IaC framework
  • You have experience deploying and monitoring VPNs
  • You have excellent organizational skills and the ability to prioritize and manage multiple projects efficiently.

This is a hybrid position based in Boston, MA.
Relocation benefits are not available for this position.

The expected salary range for this position based on the primary location Boston, MA is $127,500 - $195,500.  Actual pay will be determined based on experience, qualifications, geographic location, and other job-related factors permitted by law.  

PathAI is an equal opportunity employer. It is our policy and practice to employ, promote, and otherwise treat any and all employees and applicants on the basis of merit, qualifications, and competence. The company's policy prohibits unlawful discrimination, including but not limited to, discrimination on the basis of Protected Veteran status, individuals with disabilities status, and consistent with all federal, state, or local laws.

From PathAI's careers page. First seen Sep 11, 2026, last verified Oct 28, 2026.

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