Why This Job Is ExcitingYou'll be part of a talented team solving real-world challenges at the intersection of biometrics and identity management. Our development culture values clean architecture, quality code, strong ownership, and meaningful work.Innovatrics is an EU-based, independent provider of biometric software trusted by governments and enterprises across 80+ countries. With a track record of top rankings in global benchmark evaluations and over a billion people processed using our technology, we build the kind of software that genuinely matters — making digital identities secure, reliable, and accessible worldwide.AI Disclaimer: We are an AI-positive company — we embrace AI tools and actively explore how they can make our work smarter and faster. At the same time, we believe that great software is still built by great engineers. We expect our people to leverage AI to its full potential while bringing the expertise and judgment needed to critically evaluate its outputs, catch what it misses, and make sound decisions based on real understanding. That's why we invest both time and money into training and upskilling our engineers — helping them transform and grow alongside this technology. We see it as a win-win: it's good for their careers and good for us as a company.In your first months, you’ll...Get hands-on with our technical infrastructure, architecture, and workflows written in Java and KotlinStart building relationships across teams and functionsDeliver small bug fixes and enhancements to help you become familiar with the system.As you settle into the role, you’ll...Contribute actively to the development and optimization of team’s components.Participate in the design of new features and API improvements.Collaborate with engineers across teams to ensure high performance, scalability, and clean architecture.Within your first year, you’ll...Lead technical discussions and implement complex featuresMentor junior engineers and help shape coding standards and best practices.Influence long-term technical strategy and continuously improve our stackWhat You’ll Help BuildAt Innovatrics, we build biometric technologies for elections, border control, digital ID, and secure onboarding in 80+ countries. Our algorithms have reached over a billion people. Your work here won’t get lost in a backlog; it’ll shape real-world systems that matter. We’re a small team, so your ideas ship fast. From day one, you’ll build production features and shape global-scale projects within weeks.Working Hours & LocationRequired locations:Bratislava officeHybrid - 2 days in-office / 3 days remoteRequirementsAbout youYou are an experienced Java or Kotlin software engineer (prior Kotlin experience is a plus, but not required — we’ll help you get up to speed!). You’re someone who thrives in a culture of ownership, autonomy, and continuous improvement.You are:Proficient in backend software engineering, ideally with experience in distributed systems and API design.Comfortable working independently and collaboratively on challenging problems.A team player who values humor, openness, and thoughtful communication.QualificationsStrong communication and problem-solving skills, with the ability to understand complex systems and explain technical concepts clearly to both technical and non-technical audiences.Proven experience in backend development using Java and/or Kotlin, ideally with knowledge of gRPC, REST API, and distributed systems.Understanding of multi-threading and parallel programming, with experience of debugging concurrent systems.Collaborative mindset with experience working in cross-functional teams, code reviews, and agile development environments.Proactive and independent, with a high sense of ownership and a willingness to mentor others and continuously improve coding standards and team practices.Nice-to-have:Experience with basic DevOps practices, including CI/CD pipelines, Docker, or KubernetesFamiliarity with cloud platforms (e.g., AWS, GCP, Azure) and their servicesUnderstanding of observability tools (e.g., Prometheus, Grafana, OpenTelemetry)Exposure to security best practices for APIs and distributed systemsTechstackYou'll be working with a modern backend stack designed for performance, observability, and developer productivity:Languages & Frameworks: Java, Kotlin, Spring Boot, KtorCommunication & APIs: REST APIs with OpenAPI, GraphQL, gRPC with Protocol BuffersBuild Tools: Maven, GradleObservability: OpenTelemetry, Prometheus, Grafana, Tempo, LokiTesting: JUnitDevOps & Tooling: GitLab CI/CD, Docker, KubernetesTeam Productivity: Jira, ConfluenceInterview ProcessHere is the typical interview process for this role:👋 Introduction Stage (~30 min.)Recruiter Screen🧑💻 Team Interview Stage (~120 min.)We have a one single interview round that takes approximately 2 - 2,5 hours and is divided into two stages:Pre- interview stage : home assignment received and sent back beforehand. Time expected for the preparation 2-2,5h hours. The assignment is to be solved through agentic coding.Part 1: Technical Interview (60 min)An interactive session with our technical team, focusing on your homework results, problem-solving approach and technical knowledge relevant to the role.Part 2: Practical Collaboration (60~90 min)A practical session - whiteboard task regarding the system architecture. 🎯 Final StageCARES 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 verificationWe encourage candidates to request additional conversations with anyone they would like to meet.BenefitsLevel📊 This role is Senior level. CompensationAt 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 from: €3,100 up; tied to competency & technical evaluation, and seniority of the candidate. 📈 Beyond base pay, we provide an attractive benefits package. You can learn more at : https://careers.innovatrics.com/benefits/ Learn More About UsLearn more about our culture, values, and what it’s like to work at Innovatrics: https://careers.innovatrics.com/
Why This Job Is Exciting
You'll be part of a talented team solving real-world challenges at the intersection of biometrics and identity management. Our development culture values clean architecture, quality code, strong ownership, and meaningful work.
Innovatrics is an EU-based, independent provider of biometric software trusted by governments and enterprises across 80+ countries. With a track record of top rankings in global benchmark evaluations and over a billion people processed using our technology, we build the kind of software that genuinely matters — making digital identities secure, reliable, and accessible worldwide.
AI Disclaimer: We are an AI-positive company — we embrace AI tools and actively explore how they can make our work smarter and faster. At the same time, we believe that great software is still built by great engineers. We expect our people to leverage AI to its full potential while bringing the expertise and judgment needed to critically evaluate its outputs, catch what it misses, and make sound decisions based on real understanding. That's why we invest both time and money into training and upskilling our engineers — helping them transform and grow alongside this technology. We see it as a win-win: it's good for their careers and good for us as a company.
In your first months, you’ll...
- Get hands-on with our technical infrastructure, architecture, and workflows written in Java and Kotlin
- Start building relationships across teams and functions
- Deliver small bug fixes and enhancements to help you become familiar with the system.
As you settle into the role, you’ll...
- Contribute actively to the development and optimization of team’s components.
- Participate in the design of new features and API improvements.
- Collaborate with engineers across teams to ensure high performance, scalability, and clean architecture.
Within your first year, you’ll...
- Lead technical discussions and implement complex features
- Mentor junior engineers and help shape coding standards and best practices.
- Influence long-term technical strategy and continuously improve our stack
What You’ll Help Build
At Innovatrics, we build biometric technologies for elections, border control, digital ID, and secure onboarding in 80+ countries. Our algorithms have reached over a billion people.
Your work here won’t get lost in a backlog; it’ll shape real-world systems that matter.
We’re a small team, so your ideas ship fast. From day one, you’ll build production features and shape global-scale projects within weeks.
Working Hours & Location
Required locations:
- Bratislava office
- Hybrid - 2 days in-office / 3 days remote
Requirements
About you
You are an experienced Java or Kotlin software engineer (prior Kotlin experience is a plus, but not required — we’ll help you get up to speed!). You’re someone who thrives in a culture of ownership, autonomy, and continuous improvement.
You are:
- Proficient in backend software engineering, ideally with experience in distributed systems and API design.
- Comfortable working independently and collaboratively on challenging problems.
- A team player who values humor, openness, and thoughtful communication.
Qualifications
- Strong communication and problem-solving skills, with the ability to understand complex systems and explain technical concepts clearly to both technical and non-technical audiences.
- Proven experience in backend development using Java and/or Kotlin, ideally with knowledge of gRPC, REST API, and distributed systems.
- Understanding of multi-threading and parallel programming, with experience of debugging concurrent systems.
- Collaborative mindset with experience working in cross-functional teams, code reviews, and agile development environments.
- Proactive and independent, with a high sense of ownership and a willingness to mentor others and continuously improve coding standards and team practices.
Nice-to-have:
- Experience with basic DevOps practices, including CI/CD pipelines, Docker, or Kubernetes
- Familiarity with cloud platforms (e.g., AWS, GCP, Azure) and their services
- Understanding of observability tools (e.g., Prometheus, Grafana, OpenTelemetry)
- Exposure to security best practices for APIs and distributed systems
Techstack
You'll be working with a modern backend stack designed for performance, observability, and developer productivity:
- Languages & Frameworks: Java, Kotlin, Spring Boot, Ktor
- Communication & APIs: REST APIs with OpenAPI, GraphQL, gRPC with Protocol Buffers
- Build Tools: Maven, Gradle
- Observability: OpenTelemetry, Prometheus, Grafana, Tempo, Loki
- Testing: JUnit
- DevOps & Tooling: GitLab CI/CD, Docker, Kubernetes
Team Productivity: Jira, Confluence
Interview Process
Here is the typical interview process for this role:
👋 Introduction Stage (~30 min.)
🧑💻 Team Interview Stage (~120 min.)
We have a one single interview round that takes approximately 2 - 2,5 hours and is divided into two stages:
- Pre- interview stage : home assignment received and sent back beforehand. Time expected for the preparation 2-2,5h hours. The assignment is to be solved through agentic coding.
- Part 1: Technical Interview (60 min)
An interactive session with our technical team, focusing on your homework results, problem-solving approach and technical knowledge relevant to the role.
- Part 2: Practical Collaboration (60~90 min)
A practical session - whiteboard task regarding the system architecture.
🎯 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
Level
📊 This role is Senior 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 from: €3,100 up; tied to competency & technical evaluation, and seniority of the candidate.
📈 Beyond base pay, we provide an attractive benefits package. You can learn more at : https://careers.innovatrics.com/benefits/
Learn More About Us
Learn more about our culture, values, and what it’s like to work at Innovatrics:
https://careers.innovatrics.com/
Work Where Your Code Has ImpactSmall teams. Global scale. Real responsibility from day one.---------------------------------------------------------------------------------------What You’ll Help BuildAt Innovatrics, we build biometric technologies that power elections, border control, digital identity, and secure onboarding systems across 80+ countries. Our algorithms have touched the lives of over a billion people. Here, your work won’t disappear into a backlog – it will shape real-world systems that matter.Where You’ll WorkInnovatrics HQ is in Bratislava, Slovakia, with offices in: Brazil, Czech Republic, Singapore, USA, Saudi Arabia, and Taiwan (R.O.C.)---------------------------------------------------------------------------------------Why You’ll Want to Work HereGlobal impact, local rootsFrom our HQ in Bratislava, we develop top-tier biometric solutions trusted by governments and businesses worldwide.Meaningful workOur products solve real-world challenges like elections, border control and digital identity. No fluff, no gimmicks.You’ll be trustedAt Innovatrics, everyone is empowered to design, build, and take ownership of their work, not just implement.Challenge is part of the jobCustom deployments, edge cases, tight integration – we work on complex systems, not copy-paste features.---------------------------------------------------------------------------------------Principles You’ll Stand ForCollaborationWe build better when we build together. We actively share ideas, support each other across teams, and avoid working in silos.AccountabilityWe own our actions and outcomes. We’re honest about mistakes and focus on finding solutions instead of shifting blame.RespectWe value diverse perspectives, speak up thoughtfully, and communicate with kindness and professionalism—even when it’s hard.ExcellenceWe pursue practical, effective solutions and welcome change that improves how we work. No unnecessary complexity, just quality that scales.Shared MissionWe align our individual strengths with the company’s goals. We work for collective success, not personal ego. ---------------------------------------------------------------------------------------Find Your RoleWe’re hiring across roles and levels. Browse our open positions and see where you can make an impact.[View Open Roles]
Work Where Your Code Has Impact
Small teams. Global scale. Real responsibility from day one.
---------------------------------------------------------------------------------------
What You’ll Help Build
At Innovatrics, we build biometric technologies that power elections, border control, digital identity, and secure onboarding systems across 80+ countries. Our algorithms have touched the lives of over a billion people. Here, your work won’t disappear into a backlog – it will shape real-world systems that matter.
Where You’ll Work
Innovatrics HQ is in Bratislava, Slovakia, with offices in: Brazil, Czech Republic, Singapore, USA, Saudi Arabia, and Taiwan (R.O.C.)
---------------------------------------------------------------------------------------
Why You’ll Want to Work Here
Global impact, local roots
From our HQ in Bratislava, we develop top-tier biometric solutions trusted by governments and businesses worldwide.
Meaningful work
Our products solve real-world challenges like elections, border control and digital identity. No fluff, no gimmicks.
You’ll be trusted
At Innovatrics, everyone is empowered to design, build, and take ownership of their work, not just implement.
Challenge is part of the job
Custom deployments, edge cases, tight integration – we work on complex systems, not copy-paste features.
---------------------------------------------------------------------------------------
Principles You’ll Stand For
Collaboration
We build better when we build together. We actively share ideas, support each other across teams, and avoid working in silos.
Accountability
We own our actions and outcomes. We’re honest about mistakes and focus on finding solutions instead of shifting blame.
Respect
We value diverse perspectives, speak up thoughtfully, and communicate with kindness and professionalism—even when it’s hard.
Excellence
We pursue practical, effective solutions and welcome change that improves how we work. No unnecessary complexity, just quality that scales.
Shared Mission
We align our individual strengths with the company’s goals. We work for collective success, not personal ego.
---------------------------------------------------------------------------------------
Find Your Role
We’re hiring across roles and levels. Browse our open positions and see where you can make an impact.
[View Open Roles]
