Senior Full Stack Engineer

Adonis Technology, Inc.; New York, Northern (NY, KY); Hybrid; USD 170,000 - 210,000; Full time

Benefits offered by this job

Competitive equity packages

Employer-paid medical insurance

Employer-paid vision insurance

Employer-funded HSA

Parental leave

Office lunches every day

Generous PTO

Job summary

Adonis is hiring a Senior Full Stack Engineer in New York City. The role focuses on designing scalable software across the stack, building web apps with Python, TypeScript/React, PostgreSQL, and Snowflake, and owning backend APIs.

You will mentor teammates and collaborate with product and design to deliver customer-focused solutions. The position is hybrid in NYC with a base salary range of 170,000 to 210,000 USD, plus equity and benefits.

Qualifications

• 5+ years of full-stack engineering experience with Python and modern web frameworks.
• Strong experience with Python, TypeScript/React, and PostgreSQL.
• Experience designing scalable architectures and APIs.

Responsibilities

• Design, architecture, and implementation of scalable software across the stack.
• Prototype and develop web apps with robust backend systems.
• Lead projects and guide technical direction with a focus on maintainability.

Skills

Python

TypeScript/React

PostgreSQL

FastAPI

CI/CD

Tools

GitHub/GitLab/Bitbucket CI/CD

Datadog

Job description

Be part of a mission-driven team that’s redefining revenue solutions for healthcare providers.

Trusted by Providers Across All Specialties

Life At Adonis

Win As A Team

We achieve more together —collaborating, trusting, and striving toward a shared goal with teamwork.

We grow through curiosity, resilience, and humility —always seeking, questioning, and pushing beyond our comfort zones.

Customer at the Core

We solve our customers’ toughest challenges by deeply understanding RCM and evolving with their needs and feedback.

Own the Outcome

We drive exceptional outcomes through focus, intent, ownership, accountability, and pride in our collective impact.

Set the Bar. Raise it Higher.

We relentlessly raise the bar, innovate boldly, and redefine what's possible with every idea, product, and milestone.

Why Work At Adonis

From healthcare, to professional development, to time-off to recharge, our suite of benefits and perks promote the financial, mental, and physical health of our top priority: our team.

We offer competitive salaries and equity opportunities, ensuring you share in our success while building your future.

100% Employer Paid Medical, Dental, Vision & Funded HSA

As a healthcare company, it is very important for us to take care of our employees and their health. We offer three plans, all 100% employer covered.

Free Lunch Daily

As an in-office company we encourage our employees to grab coffee and lunch of their choice with their team members to build camaraderie.

Unlimited PTO

As a company, we value work-life balance and want our employees to feel comfortable to take as much time off as desired.

12 Weeks Paid Parental Leave

We want our new parents to get the time they need to be with their new family members and ease the transition when they return to work.

We’re not just focused on your financial success today—we’re here to help you build a secure and thriving future with our 401(k) plan.

What Makes Adonis Unique

Our Customers

Physician groups, hospitals, digital health providers, and more partner with Adonis to maximize revenue outcomes and unlock team efficiencies so that they can focus on providing the best care to their patients.

Our Investors

Point72 Private Investments led our most recent Series B fundraise in 2024. They were joined by Kin Ventures, along with existing investors General Catalyst, Bling Capital, and Max Ventures. We’re proud to be backed by such accomplished venture funds.

Our Solutions

Designed to deliver exceptional revenue outcomes, our solutions improve efficiency, lower costs, and boost speed-to-cash, empowering our partners to achieve long‑term financial success.

Our Team

Stemming from backgrounds across different industries, Adonis is made up of forward‑thinking individuals all marching toward the same goal of building the future of AI that makes a difference in healthcare.

become an adonis

Current Openings

Senior Full Stack Engineer

New York City

Employment Type

Full time

Location Type

Hybrid

Compensation

• Base Salary $170K – $210K

What You’ll Do

Architecture & Development: Play a critical role in the design, architecture, and implementation of scalable, robust software solutions across the stack.

End-to-End Engineering: Prototype and develop web applications with complex interaction patterns, flexible components, and efficient backend systems using Python, TypeScript/React, PostgreSQL, and Snowflake.

API & Backend Ownership: Build and maintain server‑side applications, APIs, and database management systems that power our platform.

Cross‑Functional Collaboration: Partner with Product, Design, Customer Success, and Sales to deliver features that solve meaningful customer problems.

Technical Leadership: Lead projects, guide technical direction, and act as a systems design expert for complex initiatives.

Quality & Best Practices: Ensure high standards of code quality through testing, reviews, and modern software engineering best practices.

Mentorship: Support and mentor junior engineers, raising the technical bar across the team.

Who You Are

5+ years of full‑stack engineering experience, with strong experience in Python, TypeScript/React, and PostgreSQL.

Deep understanding of Python and modern web frameworks like FastAPI, with experience building and scaling client‑facing applications.

Strong systems design skills, with a solid understanding of architectural paradigms, tradeoffs, and how to build software that can scale.

Experience building CI/CD pipelines using GitHub, GitLab, Bitbucket, or similar tools.

Strong knowledge of ORMs and their tradeoffs.

Strong product sense. You think about the user, know how to prioritize an MVP, and can help figure out what to build next.

You move quickly and like to ship, while still being thoughtful about long‑term architecture and maintainability.

You’re comfortable with ambiguity and can fill in the gaps when there isn’t a clear roadmap. You like to prototype, test ideas, and learn quickly before investing in a larger build.

Strong problem‑solving skills and attention to detail, with the ability to work independently while collaborating effectively with a team.

Experience working with analytics tools or in health tech is a plus.

Nice to Have

Familiarity with AWS offerings (EC2, S3, RDS).

Experience with monitoring tools (e.g., Datadog).

Active participation in design and product discussions.

Ability to take initiative and work independently.

The base salary range for this position is $170,000 – $210,000. Base pay offered may vary depending on job‑related knowledge, skills, and experience. In addition to base salary, we also offer competitive equity and benefits packages.

About Adonis

Adonis is the leading AI orchestration platform for healthcare revenue cycle management (RCM), purpose‑built for healthcare organizations seeking to transform their revenue operations. Traditional RCM processes often struggle with inefficiencies, costing providers up to 15% or more of their potential revenue. Through advanced automation, data science, and AI Agents, Adonis helps revenue teams detect vulnerabilities, optimize workflows, and deploy precise solutions that drive reliable and scalable financial outcomes.

Adonis is headquartered in New York City and has raised over $95M in funding, including a recent $40M Series C round led by Quadrille Capital with continued support ….

Compensation Philosophy

Actual base pay will depend on job‑related knowledge, skills, and experience. Adonis determines compensation ...

Perks at Adonis

Competitive equity packages

Employer-paid medical insurance

Employer-paid vision insurance

Employer-funded HSA

Parental leave

Office lunches every day

Generous PTO

Located in 3 World Trade Center ...

Adonis is proud to be an equal‑opportunity employer. We are committed to building a diverse and inclusive culture that celebrates authenticity to win as one. We do not discriminate on the basis of race, religion, color, national origin, gender, gender identity, sexual orientation, age, marital status, disability, protected veteran status, citizenship or immigration status, or any other legally protected characteristics.

At Adonis, we fully comply with the Americans with Disabilities Act (ADA). We are dedicated to embracing challenges and creating an accessible, inclusive workplace for all individuals.