FullStack developer (Mid-Senior Level)

Contractor
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Job Details

Employment Type

Contractor

Salary

0.00 USD

Valid Through

Aug 25, 2025

Job Description

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. Your Journey with Us:

Within one month, you will…Get familiar with our technical infrastructure, architecture, and workflowsComplete onboarding and set up your development environmentStart building relationships across teams and functionsWithin three months, you will…Actively participate in code reviews and share constructive feedbackUnderstand core business logic and collaborate with stakeholdersContribute independently to feature development, bug fixes, and improvementsWithin six months, you will…Lead technical discussions and implement complex featuresIdentify and address performance and scalability challengesMentor junior developers and promote high coding standardsWithin one year, you will…Take ownership of significant parts of our backend architectureInfluence long-term technical strategy and continuously improve our stackAbout You:

We’re looking for an experienced Full-Stack 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 full-stack developmentSolid knowledge of Java and/or Kotlin, Spring Boot, and ReactFamiliarity with microservice architecture, REST APIs, and CI/CD pipelinesWillingness to mentor others and contribute to a strong engineering cultureA problem-solving mindset and a passion for building great productsTechstack: BackEnd:

Micro-service built on Java/KotlinSpring BootREST API with OpenAPI specificationS3: MinIO used for storage of images and other dataDB: PostgreSQL/MSSQL/Oracle with a GraphQL layerFrontEnd: React, TypeScriptFrontends monorepo orchestrated with Turborepo and pnpmAll apps are bootstrapped with ViteVitest is used for unit testsCSS: Our design system built on top of Stitches and Radix UI componentsDevOps: GitLab CI/CDDocker, KubernetesEmployment type: ContractorFull-Time📍 Please note: This is a hybrid position based in Bratislava, Slovakia. We kindly ask only candidates located in this region to apply

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