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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on e-commerce in the fitness and wellness industry. It requires experience with Kotlin, Java, Spring Boot, Docker, Kubernetes and databases such as PostgreSQL, MongoDB, DynamoDB, Elasticsearch and cloud infrastructure AWS/GCP. Responsibilities include technical leadership, designing and scaling RESTful microservices, mentoring engineers, and collaborating with product teams. Benefits include paid medical care, Multisport, tax support, and Apple equipment.
from: 13 July 2026
to: 12 August 2026
26 000 - 30 000 złgross/ mth.contract of employment (full-time)
Salary details
basic salary
Offer parameters
level:lead
working mode:remote • hybrid
location:Warszawa, Masovian
Warszawa, Masovian
Requirements
Expected technologies
Kotlin/Java
Spring Boot
microservices
Docker
Kubernetes
AWS
PostgreSQL
CI/CD
Datadog
Our requirements
Technical Expertise
● 6+ years of professional software development experience.
● Strong backend engineering experience with Java or Kotlin.
● Proven experience building and scaling RESTful microservices.
● Hands-on experience with Spring Boot, Docker, and Kubernetes.
● Experience with cloud infrastructure such as AWS or GCP.
● Familiarity with data stores such as PostgreSQL, MongoDB, DynamoDB, Elasticsearch, or similar technologies.
● Experience with unit testing, test-driven development, and CI/CD pipelines.
Leadership Experience
● Experience leading engineers to deliver high-impact technical projects.
● Proven ability to mentor junior and mid-level engineers and support their technical growth.
● Ability to guide technical decision-making, architecture discussions, and delivery planning.
● Experience with end-to-end feature ownership in a cross-functional product environment.
Collaboration & Mindset
● Strong communication skills and ability to work effectively with product, design, and engineering stakeholders.
● Agile mindset with a strong focus on iterative design and delivery.
● High ownership, strong delivery orientation, and ability to operate in a fast-moving engineering environment.
● Strong desire to learn, share knowledge, and help engineers achieve their highest potential.
Your responsibilities
Technical Leadership
● Lead the delivery of small to large engineering initiatives, from technical discovery through implementation and production readiness.
● Guide the team in making strategic backend architecture decisions that support scalability, performance, and long-term maintainability.
● Own technical trade-offs and ensure solutions are aligned with business goals, user needs, and engineering standards.
● Mentor engineers through design reviews, code reviews, and day-to-day technical collaboration.
Backend Engineering
● Build and improve backend platforms and services.
● Design and scale RESTful microservices used across web, retail, and other sales channels.
● Develop backend services using technologies such as Java, Kotlin, Spring Boot, Docker, and Kubernetes.
● Work with data stores such as PostgreSQL, MongoDB, DynamoDB, Elasticsearch, or similar technologies.
Delivery & Product Collaboration
● Partner closely with product managers, designers, and peer engineers to scope, build, and deliver end-to-end features.
● Translate product strategy and business requirements into reliable, scalable technical solutions.
● Drive iterative delivery in an agile engineering environment.
● Maintain strong relationships with stakeholders and ensure clear communication around scope, risks, and delivery progress.
Engineering Excellence
● Promote strong engineering practices, including unit testing, test-driven development, CI/CD, observability, and production ownership.
● Apply a DevOps mindset to build services that are reliable, observable, and easy to operate.
About the project
We are hiring on behalf of our client, a global innovator in fitness and wellness technology. Their mission is to empower people to live fit, strong, long, and happy lives by delivering integrated experiences to millions of members anytime, anywhere.
We are looking for a Kotlin/Java Tech Lead to join an e-commerce engineering team. In this role, you will lead the design and delivery of scalable backend platforms and services powering the company's customer-facing commerce experience across web, retail, and other sales channels.
This is a hands-on technical leadership role. You will guide engineering decisions, mentor other engineers, partner closely with product and design, and help the team deliver high-impact initiatives with strong engineering quality, scalability, and reliability.
Working model: Hybrid - 3 days/week from the office
This is how we organize our work
This is how we work
you focus on a single project at a timeyou have influence on the productyou develop the code "from scratch"agile
Team members
backend developerproduct ownerproject manager
This is how we work on a project
- TDD
- Continuous Deployment
- Continuous Integration
- DevOps
- documentation
- issue tracking tools
- test automation
- unit tests
Apply now
If you enjoy technical leadership, hands-on backend engineering, and building platforms used at scale, this role is a strong opportunity to make a real impact. Please apply via our careers page and submit your CV in English.
What we offer
- 100% paid medical care
- Multisport
- Creative tax (KUP)
- Home office allowance
- MacBook Pro
Recruitment stages
- 1.Call with MOTIFE recruiter
- 2.Panel interviews with the team
Motife Sp. z o.o.
MOTIFE is a trusted partner for tech companies choosing Poland to build and grow their engineering and software development capabilities.
We help software companies, startups, fintechs, technology companies, and industry disruptors with their IT recruitment and, wherever necessary, advisory in setting up a presence in Poland and daily operations.
Our end-to-end support helps us build long-term relationships with new IT players, which means we can offer some of the most interesting career opportunities for skilled software and IT professionals like you.
Kotlin / Java Tech Lead
26k–30k zł / mth. (CoE)
I apply to:
Motife Sp. z o.o.
Warszawa, Masovian
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