Senior Software Engineer - Platform Group

Ash

Ash

Software Engineering

New York, NY, USA

Posted on May 18, 2026

About the Role

Ash is seeking a highly skilled Senior Software Engineer to join our engineering team. In this role, you will be a key contributor responsible for implementing high-impact features and solving novel problems that make a difference to real people. You’ll be a technical anchor on your team, and will be influential both as an architectural guide and as a primary contributor. Your role will allow you to flex your software design muscles, elevate codebase quality, and make substantive code contributions all at once.

The Platform group plays a role in just about everything Ash builds. As a Senior Software Engineer within this group, you will influence services that touch every part of the business, and will be a key player in building infrastructure that makes high-quality care easier to access.

What's awesome about this role:

  • High impact: You will influence core services and patient-facing features that directly influence healthcare outcomes for thousands of users.
  • Modern tooling: You will work in a highly productive environment that leverages cutting-edge AI tooling to automate routine tasks and focus on creative solutioning.
  • Execution focused: You will have the space to dive deep into architecture and implementation, moving at a high velocity with a collaborative and capable team.
  • Growth: You will be handed challenging work, fast learning cycles, practical training, and meaningful feedback.

Responsibilities

  • Serve as a technical pillar within a cross-functional team, providing deep technical expertise, peer mentorship, and guidance throughout the software development lifecycle.
  • Collaborate closely with product and technical leaders to conceptualize, plan, and execute on solutions that align with business goals.
  • Take end-to-end ownership of the delivery of key technical projects.
  • Act as a catalyst for technical excellence, setting the benchmark for high-quality code, building resilient and observable services, and championing the creation of comprehensive documentation.

Requirements

  • Has 6+ years of professional software engineering experience, 2+ of those years being in a senior role.
  • Has strong analytical and problem-solving skills, with the ability to design, build, and ship solutions to complex technical problems.
  • Knows how to get the most out of AI-powered development techniques, and is excited to stay on the bleeding edge as the technology continues to develop.
  • Brings empathy to the table, can communicate effectively within and outside the engineering organization, and cares about what patients and other users experience.
  • Is passionate about solving problems involving complex systems related to the delivery of high quality healthcare.

Our stack:

  • Languages and frameworks: Python (FastAPI, Uvicorn, Pydantic), Javascript, Typescript, sometimes Go
  • Databases: MySQL, Redis, BigQuery
  • How we ship: Terraform, Helm on Google Kubernetes Engine, Cloud Run, GCP Pub/Sub.

About Ash:

Ash is a B2B platform that empowers clients such as payors, digital health companies, and public health departments to initiate and oversee white-labeled at-home testing programs. Ash believes that by bringing testing to wherever is most convenient for patients, it helps eliminate social and structural barriers, thereby enhancing the inclusivity and accessibility of healthcare.

Ash is a venture-backed Series A company that has raised $15M to date, with a clear pathway to profitability. In the last fiscal year, Ash increased its revenue by over 100% and is now seeking new team members who have experience in developing and scaling startups. As a fast-paced tech startup, we value employees who can take ownership of projects, pivot easily, and iterate until they achieve success. As healthcare enthusiasts, our employee culture prioritizes assisting others—our clients, their patients, and each other!

Ideally this candidate can work in a hybrid capacity, splitting their time between our NYC office and home; however, there is flexibility commensurate with experience.

What we offer:

  • The opportunity to join a mission driven team and play a crucial role in shaping the future of the company.
  • Inclusive and transparent social culture.
  • Challenging work, fast learning cycles, practical training, and meaningful feedback. We want to learn from every member of the team and bring fresh ideas to the table every day.
  • Flexible working environment with unlimited vacation time and company provided team lunches.
  • Competitive pay, full health benefits (medical, dental, vision), stock options, 401k program.

Commitment to Diversity, Equity and Inclusion:

Ash values diversity and believes diverse teams make innovation possible. We work on complex, difficult problems in making healthcare more accessible and inclusive. We need a diverse team that can bring different perspectives and approaches, and whose experiences reflect the full set of stakeholders we seek to serve. We encourage all qualified applicants from any race, color, religion, sex, gender identity, sexual orientation, national origin, disability status, protected veteran status, or other characteristics to apply.