FrontEnd React Developer for ABIS Criminal Investigation (Mid Level)

Why This Job Is Exciting:

You’ll be part of a talented team solving real-world challenges in the field of biometrics and identity verification. Our development culture values clean architecture, quality code, strong ownership, and meaningful work.

You’ll be joining the ABIS* for Criminal Investigation team, a dedicated group of professionals developing cutting-edge forensic software that supports police departments and law enforcement agencies around the world in solving crimes and enhancing public safety.

*Automated Biometric Identification System

Your Journey with Us:

Within one month, you will…

• Get familiar with our technical infrastructure, architecture, and workflows
• Complete onboarding and set up your development environment
• Start building relationships across teams and functions

Within three months, you will…

• Actively participate in code reviews and share constructive feedback
• Understand core business logic and collaborate with stakeholders
• Contribute independently to feature development, bug fixes, and improvements

Within six months, you will…

• Partake in technical discussions and implement complex features
• Take ownership of significant parts of our frontend architecture
• Identify and address performance and scalability challenges
• Mentor junior developers and promote high coding standards

Requirements:
About You:

We’re looking for an experienced FE Developer to help us build, maintain, and scale our modern applications. This is a high-impact role for someone who thrives in a collaborative environment and wants to contribute not only through hands-on development, but also by shaping architecture, mentoring others, and driving best practices.

Qualifications:

• Proven experience in FE development
• Solid knowledge of React (TypeScript)
• Comprehensive understanding of component-based architecture, React hooks, and state management (e.g., Context API, Redux).
• Familiarity with front-end unit testing (Jest/Vitest)
• Strong CSS skills (e.g., Styled Components, Stitches or similar CSS-in-JS solution), attention to detail in implementing pixel-perfect designs based on Figma prototypes

• Familiarity with GraphQL, REST APIs, and CI/CD pipelines
• Comfortable working in Agile teams and collaborating via tools like GitLab and Jira

Nice to have:

• Experience with Storybook library and managing design-system
• Basic web security practices such as XSS/CSRF protection, CSP setup, and secure token (JWT/OAuth) handling
• Experience with performance profiling
• Knowledge of image transformations using matrices (e.g., scaling, rotating, translating graphics via CSS/SVG and transforms) and Canvas..
• Familiarity with E2e testing (Playwright).
• Background in UX research or design thinking

Techstack:

• React, TypeScript
• ‘redux-toolkit’ for global state management
• ‘tanstack-query’ used for fetching data via GraphQL and REST API

• Frontends monorepo orchestrated with Turborepo and pnpm
• All apps are bootstrapped with Vite
• Vitest is used for unit tests
• Playwright for E2E tests

• CSS: Our design system built on top of Stitches and Radix UI components
• Visual tests run in Chromatic

• GitLab CI/CD

Working Hours & Location:

🌍 Location: Bratislava (Hybrid)

✈️ Travel: Minimal travel may be required

Level:

📊 This role is Medior level.

Compensation:

At Innovatrics, we offer highly competitive salaries because we value top talent who share our values and goals. Compensation is determined based on your level, skills, experience, qualifications, and location.

💶 Salary gross range: €2500 – €3700, tied to competency and technical evaluation.

📈 Beyond base pay, we provide an attractive benefits package. You can learn more at.

Interview Process:

Here is the typical interview process for this role:

👋 Introduction Stage

• Recruiter Screen [30 min. ]

🧑‍💻 Team Interview Stage

We have a one single interview round that takes approximately 2 - 2,5 hours and is divided into two stages:

• Stage 1: Technical Interview (60 min)
An interactive session with our technical team, focusing on your problem-solving approach and technical knowledge relevant to the role.
• Stage 2: Practical Collaboration (60~90 min)
A hands-on session where you will work directly with our Software Engineers and Hiring Manager on a real-world problem. This is a practical, collaborative exercise designed to see how you approach challenges, communicate your reasoning, and co-create solutions in real time.

🎯 Final Stage

• CARES Interview: Final conversation with our CARES committee to ensure alignment with our core values—Collaboration, Accountability, Respect, Excellence, and Shared Mission.
• Reference checks and background verification

We encourage candidates to request additional conversations with anyone they would like to meet.

Benefits:
Learn more about our culture, values, and what it’s like to work at Innovatrics: https://careers.innovatrics.com/