Careers

About PreOncology 

PreOncology is building the world’s first multi-omic, AI-powered platform dedicated to ultra-early cancer detection and prevention. We combine whole-body MRI, liquid biopsy, genomics, lifestyle data, and social determinants of health (SDOH) to define a new specialty in oncology: To prevent, detect and treat Stage Alpha. Our mission is to stop cancer before it becomes clinically detectable.  

Current Openings

Senior Full Stack Engineer

The Senior Full Stack Engineer is primarily responsible for building the ‘server-side’ of our web and mobile applications. However, all of our engineers are fully capable in the entire software stack, and are expected to be able to refine the front-end React code, develop the server-side Spring-Boot Java code, and the design the Postgres database persistence layer. This position will translate the company and customer needs into functional and appealing interactive applications.

This role is responsible for developing new user-facing features, determining the structure and design of web pages, building reusable code, optimizing page loading times, integrating to APIs 3rd from party applications to and using a variety of markup languages to create the web pages. Additionally, this role will actively collaborate and integrate with the other Java engineers working on the server-side infrastructure.

Key Responsibilities

You will use your passion to produce very high-quality, patient-facing code for both a web and mobile platforms.
You will have a direct impact on PreOncology’s success by collaborating with the architecture, cloud operations, and product management personnel to deliver high-quality front-end customer-facing web applications using the React and React Native frameworks.
You will actively collaborate and support the Java (Spring)-based engineering team within a scrum-based environment.
Provide excellent software development skills to realize a roadmap from raw concept (greenfield) to working product for PreOncology products.
Work closely with Product Management, Cloud Operations and Engineering Leads to help achieve the business goals and ultimately solve the problems of our customers.
Understand PreOncology’s current software requirements
Design and promote pragmatic changes to continuously evolve our cloud-native and microservices architecture.
Reinforce and promote ‘best practice’ development guidelines, processes, tools, design patterns, and practices.
Willingly leverage your expertise to mentor and ultimately deliver high-quality software to the market.

Qualifications

Required:

Experience:

Bachelor’s degree in Computer Science or equivalent knowledge of computer science principles.
5-7 year’s experience as a front-end developer building and evolving external-facing single-page SaaS products consuming REST APIs utilizing the React framework.
Real-world, practical experience with the React Native framework to deliver working mobile applications
Experience in developing within high-performance, Agile, software development teams
Solid Experience with Java, specifically within the Spring-boot framework
Experience in CI/CD DevOps environment using Github for version control

Knowledge:

Deep knowledge of Computer Science coding concepts including patterns and antipatterns, algorithmic thinking, and coding standards.
Knowledge and experience with the Agile software development framework and how it’s best used within a startup environment to deliver the best products to our customers in the shortest amount of time.

Skills & Abilities

Proven interpersonal skills that enable you to collaborate and communicate with individuals at all levels of the organization
Passionate about well-crafted, high-quality code that is built to scale
Embrace change to drive the organization forward
Team-oriented; you have a desire to win, but win as a team
Creative; you love finding solutions to challenges
Curious; you are excited about learning as well as applying critical thinking

Why Join Us?

Be part of the founding science team shaping a new specialty within oncology.
Work at the intersection of AI, epidemiology, and clinical translation.
Collaborate with leaders in machine learning, imaging, and oncology.
Equity and competitive compensation package.
Mission-driven: help prevent cancer before it starts.

Apply

Join Our Talent Community

At PreOncology, we’re building breakthrough technologies and redefining cancer care through ultra-early detection and personalized prevention . We’re a startup on a mission — and we know that the strength of our team will define our success. Even if you don’t see the perfect role posted, we want to meet talented people who share our drive to make a difference.

Why Join PreOncology?

Impact First: Your work will directly accelerate progress in cancer research and patient outcomes.
Startup Energy: We move fast, experiment boldly, and value action over bureaucracy.
Innovation Culture: You’ll collaborate with scientists, engineers, and entrepreneurs solving complex challenges every day.
Growth Opportunity: As an early team member, you’ll shape not only your role but the future of the company.

Who We’re Looking For

Mission-driven and inspired to tackle cancer through technology.
Adaptable, resourceful, and excited by startup pace.
Creative problem-solvers who thrive on collaboration and curiosity.
Passionate about applying their skills to real-world breakthroughs in science and technology.

Areas of Opportunity

Cancer Modeling & Research
Computational Biology & Data Science
Software & Platform Engineering
Operations
Business Development & Partnerships

How to Apply

If you’re ready to bring your talent to the fight against cancer, we’d love to hear from you. Share your resume and a quick note about what excites you — whether it’s science, engineering, operations, or something we haven’t thought of yet.

Submit your resume here