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Senior Product Backend Engineer - Poland

Focalsystems

Poland (Focal - Remote) Remote permanent

Posted: April 10, 2026

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Quick Summary

Develop and maintain scalable and efficient software infrastructure for Focal Systems' retail AI solutions, ensuring high availability and reliability.

Job Description

Position: Product Backend Engineer
Location: 100% Remote in Poland
Type: This can be structured as a B2B contract or as an Employment Contract with full benefits.
Salary: $102,700 - $124,800 + stock options.

Focal Systems is the industry leader in retail AI solutions. We are headquartered in San Francisco, California with operations in Canada and the UK, and a tech-hub in Poland. We are a Deep Learning first company. Our mission is to automate and optimize brick and mortar retail using deep learning computer vision. Focal Systems has been deployed at scale with some of the top retailers in the world.

We seek smart, creative and passionate people who want to help build a great and enduring company and deploy Deep Learning to the world!

What we’re looking for
We’re looking for a dynamic backend engineer (Python), who is a self-starter, enjoys taking ownership, and can effectively manage tasks, projects, and problem-solve. You’re a dynamic engineer who is an effective communicator and enjoys an environment of collaboration. You want to have a big impact and like to push trends in web development in order to create a memorable experience across our brand.

What you will do
You will work with a talented team to continually iterate and improve the experience of our internal and external users. You will be empowered to drive innovation by coming up with new and exciting ideas to creatively solve issues, as well as actively look for opportunities to improve the design and interface of our core web presence.

Additionally, you will

• Work with our engineering teams to understand their backend needs and ensure data persists in usable formats for front-end, middleware, diagnostics, and Deep Learning

• Build deployment monitoring tools

• Manage blue/green deployments or canary deployments to ensure smooth launches without downtime

• Create tools to provide transparency/ease of access into the company's rich datasets stored across varying geographic locations and data formats

• Build scalable backend infrastructure using Python and Flask/FastAPI

What you need to be successful
Bachelor's Degree or higher in CS, EE or equivalent

• 6+ years of professional software development experience as a backend engineer

• 3+ years of experience with Python

• Extensive experience with REST APIs

• Experience working with data intensive applications & microservices

• Experience with Redux is a plus

• Experience with CI/CD tools, Docker and knowledge of cloud deployments a plus

• Startup mentality, team player

• Fluent in Polish with advanced English skills (written & spoken)

• Excellent communication, presentation, and demonstration skills

• Flexibility in adjusting working hours to meet the needs of the global and time zone-diverse team (urgent tasks or meetings may occur outside of regular CEST working hours)

• Strong work ethic and commitment to completing assigned tasks and projects within established deadlines

• Previous success in developing large-scale web application with a user-focus mindset

Why Focal Systems
Strong Values and Mission - We are a tightly-knit team with an ambitious mission and a strong set of core values, which define our approach to business and have successfully guided us since inception.

Exceptional Team - We are a team of hard-working, fun-loving professionals from some of the most eminent universities, research labs, and tech companies of our time. We pride ourselves on recruiting exceptional individuals to help us redefine the state-of-the-art.

Outstanding Partners - We work with 10+ of the largest retailers in the world and have a world-class roster of investors, advisors and partners to support & advise us in our endeavors.

What we offer
We care deeply about the health, happiness, and wellbeing of all of our employees. We offer:

• Competitive Salary & Attractive Stock

• Paid Time Off

• Team Retreats

• Education grants

Note: Our pay bands are driven by market benchmarks in the target geography for hiring. Our posted ranges typically include multiple job levels. A candidate's level is determined by their performance throughout our talent acquisition process including technical screens, behavior interviews, presentations, work samples, and references. We will communicate transparently with the candidate at final stages regarding how we have leveled them, and what salary range that places them into. Placement within range is equally determined by education, general experience in your profession, specific experience in our domain, and your performance in the talent acquisition process. It is rare to receive an offer at the top of the range for a role.

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