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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on frontend security leveraging Next.js, React Server Components, TypeScript, and GCP. Key responsibilities include delivering secure, performant solutions, implementing Content Security Policies, OAuth2/OpenID Connect, and preventing vulnerabilities like XSS, CSRF, clickjacking. Advanced skills in frontend ecosystems and CI/CD, plus integration with microservices, are required. The role offers developmental support and benefits such as health care and insurance.
from: 1 July 2026
to: 31 July 2026
24 000 - 28 000 złnet (+ VAT)/ mth.B2B contract (full-time)
Offer parameters
level:senior
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
TypeScript
Cypress
Playwright
Google Cloud Platform
GraphQL
Operating system
Windows
Our requirements
- Advanced proficiency in at least one modern frontend ecosystem (React, Angular, or Vue) and strong mastery of SSR/SSG principles.
- Hands-on expertise in TypeScript, unit/e2e testing (Cypress/Playwright), and CI/CD pipelines.
- Experience mitigating frontend vulnerabilities (XSS, CSRF, supply-chain attacks).
- Ability to integrate frontend architectures with GCP-based microservices through type-safe API contracts (REST, GraphQL, or gRPC).
- Proven leadership in guiding teams and influencing technology direction.
- A forward-thinking mindset – always looking a few steps ahead.
Optional
- Contributions to tech blogs, open-source projects, or an active GitHub portfolio.
- Broad technical capabilities beyond a single domain.
- A holistic perspective on problem-solving applied to real-world challenges.
Your responsibilities
- Write production-grade code leveraging React Server Components, Server Actions, and Partial Pre-rendering.
- Translate complex business problems into scalable technical solutions.
- Implement robust Content Security Policies (CSP), secure cookie management, and architect secure authentication flows (OAuth2/OpenID Connect) within Next.js Middleware.
- Prevent vulnerabilities such as XSS, CSRF, and clickjacking at the architectural level.
- Advocate for automation-first solutions, reducing toil and accelerating delivery.
- Mentor team members and help build a strong engineering community.
- Push boundaries by experimenting with cutting-edge technologies while maintaining high-quality standards.
- Note: Detailed project information will be shared during the recruitment process.
About the project
We are redefining security at scale by transitioning from expensive vendor-based platforms to an open-source, Next.js-driven architecture on GCP. As a Security-Focused Frontend Engineer, you won’t just code—you’ll architect a seamless, secure experience at the edge level. This role combines hands-on development with deep security principles to deliver safe, performant, and innovative web solutions. If you’re passionate about coding, thrive in agile teams, and excel at modern frameworks, this opportunity is for you.
Sounds like your kind of challenge?
This is how we organize our work
This is how we work
agile
This is how we work on a project
- Continuous Deployment
- Continuous Integration
- DevOps
- testing environments
- unit tests
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.
What we offer
- Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.).
- Hybrid work setup – 6x/msc from the office in Kraków
- 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.
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of professional training & courses
- life insurance
Mindbox Sp. z o.o.
At Mindbox, we connect top IT talents with technology projects for leading enterprises across Europe.
Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make sure you have the tools, flexibility, and guidance to do your best work – and to keep moving forward in your career.
Software Security Frontend Engineer
24k–28k zł / mth. (B2B)
I apply to:
Mindbox Sp. z o.o.
Kraków, Lesser Poland
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