Fullstack Engineer

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

We are looking for a Fullstack Engineer to lead the development of modern web applications, combining strong backend expertise in .NET with advanced front-end skills in React. This role involves working on UI improvements, DevOps automation, and application stability, while actively contributing to architecture design and continuous integration processes.

Sounds like your kind of challenge?

#LI – Hybrid – 6 days onsite per month in Krakow

What you’ll be doing

Implement solutions following best design patterns and coding practices.
Analyze requirements to understand solutions and recommend improvements.
Lead UI changes and enhancements to improve user experience and application stability.
Actively participate in DevOps automation and improve the CI/CD lifecycle.
Manage changes through the service management lifecycle.
Contribute to software architecture design and develop application prototypes to validate concepts.
Provide exceptional customer support, addressing and resolving issues promptly.
Communicate effectively with stakeholders to understand needs and deliver appropriate solutions.

Note: Detailed project information will be shared during the recruitment process.

What you get in return

Flexible cooperation model – choose the form that suits you best
(B2B, employment contract, etc.)
Hybrid work setup – 6 days onsite per month in Krakow
Collaborative team culture – work alongside experienced professionals eager to share knowledge
Continuous development – access to training platforms and growth opportunities
Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
High quality equipment – laptop and essential software provided

Who we’re looking for

7+ years of professional experience in developing production applications within the .NET ecosystem, including front-end development and DevOps activities.
Proficiency in C# and Web API development, with strong knowledge of building scalable and secure backend services.
Hands-on experience with React, focusing on dynamic, interactive, and high-performance web applications.
Expertise in database design and SQL, particularly with SQL Server, including advanced T-SQL scripting, query optimization, and performance tuning.
Solid experience in DevOps practices, including continuous integration and continuous delivery.
Strong understanding of the Software Development Life Cycle (SDLC).
Exceptional problem-solving skills and attention to detail, ensuring high-quality deliverables and efficient resolution of complex technical challenges.

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.

Fullstack Engineer

Kraków

B2B

1320 - 1520 PLN/MD net + VAT

Apply for position

I will handle your recruitment

Magdalena Szymoniuk

SUPPORT & BENEFITS

Private healthcare

Fast access to doctors and medical tests.

Mindbox fully covers the individual package. You can extend the coverage to your partner and family on preferential terms. A wide network of medical providers and clear rules for everyday use.

Multisport

Energy that pays off.

We cover 50% of the card cost. You get access to thousands of sports facilities across Poland, plus a convenient mobile app. Additional cards for family members are available.

Training & development

Practical support for your career growth.

We co‑fund courses, certifications and conferences under a clear Training Policy. You also get access to a library of recorded webinars and trainings – available whenever you need them.

Eyewear or contact lenses co‑funding

Clear vision means comfortable work.

Up to PLN 500 every two years, with an additional PLN 300 available in justified cases. Simple reimbursement, regardless of your form of cooperation.

Group life insurance

Real protection from day one.

Option I is fully funded by Mindbox, Option II is co‑funded. You can include your partner and adult children, with coverage that also applies to treatment and hospitalisation abroad.

Ongoing support from the Talent Network Development

You’re not on your own in a project.

Regular contact, quick response and a partnership‑based approach. You focus on your work — we help take care of the rest.

Regular integration meet‑ups

Relationships that work beyond the project.

Cyclical meet‑ups for contractors in major cities across Poland. A space to talk, exchange experience and stay in real contact with the Mindbox team.

Annual company‑wide integration

One event. The whole community.

A two‑day company gathering with accommodation, transport and a full activity programme. Time to connect teams from across Poland and build shared experiences.