Principal Engineer
Principal Engineer
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Job Description
About ShiftKey
ShiftKey is a platform that is disrupting the way healthcare facilities find licensed and certified professionals to fill available shifts. Leveraging marketplace dynamics and deep industry knowledge the company is playing a vital role in mitigating Americas healthcare staffing shortages enabling direct connections between facilities and healthcare professionals. By offering the opportunity to work as much or as little as they choose and putting the power back into the hands of healthcare workers ShiftKey is bringing more licensed professionals back into the workforce a solution that is solving a major crisis in healthcare. For more information visit.
The role
Were looking for a Principal Engineer to lead the evolution of our platform as we transition from a monolithic codebase to a modern service-oriented architecture. Your decisions will define how we scale over the next 5 years influencing everything from system design to engineering culture.
This is a high-impact hands-on leadership role where youll shape architecture while staying connected to real-world implementation. Youll collaborate closely with senior leadership engineering squads and product partners to define and execute a pragmatic scalable technical roadmap. Executive leadership is fully aligned on platform modernization and youll be at the forefront of that effort.
Beyond technical excellence we value strong collaborators who can foster a culture of mentorship promote in-person engagement within our local engineering teams and cultivate global partnerships with distributed peers. Youll be surrounded by experienced motivated engineers who are eager to build grow and elevate the systems and people around them.
Where youll work
We are looking for a candidate based in or near Warsaw. The role will be primarily remote but regular in-office collaboration is encouraged to support team engagement and cultural development.
What youll be doing
Own the architecture and delivery of core backend systems using modern service-oriented design patterns.
Lead the migration from a monolith to a microservices-based platform guiding both technical execution and cultural adoption.
Establish engineering standards for MongoDB Kafka AWS Docker and Kubernetes ensuring they scale with the business.
Collaborate with engineering squads leadership and the business to shape the technical roadmap and evaluate trade-offs for long-term success.
Mentor engineers across squads growing their architecture and design skills while embedding quality and scalability into our culture.
Influence cross-functional initiatives from DevOps integration to platform reliability to developer experience improvements.
Stay connected to code while shaping systems holistically - youre not expected to do all the coding but youre comfortable diving into critical paths when needed.
What youll need
10 years of backend software engineering experience including at least 2 years in staff principal or architect-level roles.
Demonstrated experience designing and evolving distributed systems and leading large-scale technical migrations (e.g. monolith to microservices).
Strong proficiency in and production experience with MongoDB Kafka and cloud platforms (AWS preferred).
Experience operating within Docker/Kubernetes-based environments at scale.
Ability to influence cross-team direction mentor senior engineers and drive consensus on complex trade-offs.
Comfortable communicating architecture to diverse audiences - from hands-on devs to senior executives.
Passion for scalable design performance tuning and thoughtful abstraction - you think like a systems builder.
Perks of working for Shiftkey
A high-growth friendly and engaging work environment with opportunities for career development.
Additional vacation days for better work-life balance.
Modern office in Warsaws Powile district with Vistula River views recreational facilities and great nearby restaurants.
Thoughtfully designed private medical package to take care of what matters most.
Sports card to fuel your active lifestyle.
Life and accident insurance for peace of mind.
#LI-Remote #LI-AT1
Our Commitment to Diversity
ShiftKey is an equal opportunity employer and is committed to embracing diverse and individual perspectives shaping our culture and contributing to the solutions that transform the world. We actively work to create an inclusive environment for employees to thrive.
EEO Statement
ShiftKey does not discriminate based on race religion color sex gender gender identity sexual orientation age non-disqualifying physical or mental disability national origin veteran status or any other basis covered by applicable law. All employment is decided based on qualifications merit and business needs. ShiftKey is committed to providing reasonable accommodation to applicants with a mental or physical disability please contact:
Required Experience:
Staff IC
Employment Type
Full-Time
