Kontakt.io is building the platform that care operations run on.
We reduce waste, cut costs, and improve revenue by improving throughput, asset utilization and staff productivity. Our platform uses AI, RTLS, and EHR data to enable self-learning agents to automate workflows, adapt in real-time, and orchestrate all of care delivery operations.
Easy to deploy and scale, it gives a clear picture of spaces, equipment, and people, eliminating inefficiencies and enhancing the patient experience. With measurable 10X ROI and over 20+ use cases, Kontakt.io is the go-to platform for better and faster care delivery operations.
Our growth trajectory over the past 24 months has been exceptional:
• Team expansion from 70 to 130 professionals
• Quadrupled Annual Recurring Revenue (ARR)
• Maintained strong capital efficiency
Now, backed by a $47.5 investment from Goldman Sachs, we're poised for our next phase of growth, targeting $100M+ ARR.
In this role, you will:
- Design and develop user-facing applications for the Kontakt.io platform.
- Define and implement efficient data models while working with database systems.
- Integrate third-party systems seamlessly using modern technologies such as RESTful APIs, WebSocket Streams, Webhooks, and Kafka Streams.
- Create modular, reusable components and libraries to enhance development efficiency and maintainability.
- Collaborate on key architectural decisions to ensure the scalability and performance of Kontakt.io applications.
- Draft, maintain, and update comprehensive documentation for processes and systems.
- Develop and execute performance tests to ensure reliability and responsiveness.
- Support and maintain CI/CD workflows for seamless delivery.
- Champion best practices within the team, including conducting peer reviews and building for testability.
- Recommend and implement necessary updates to adhere to modern security standards and development best practices.
- Participate in our 24/7 on-call rotation to ensure operational continuity.
Requirements:
- 6 + years of hands-on experience in designing and developing highly scalable applications using modern languages such as Java/Kotlin and a willingness to move between languages
- hands-on experience with Kafka/other message brokers
- system design experience
- knowledge of Spring frameworks
- the ability to naturally follow good development practices like test automation, CI/CD, source version control, etc
- experience with development for and deployment to AWS
- enjoy technical challenges and are eager to explore new technologies
- ability to think outside the box and come up with innovative solutions
- good communication skills (English and Polish are a must)
Must haves:
- Java/Kotlin
- Kafka/other message broker tools
- microservice architecture
- CI/CD
- AWS
Nice to haves:
- knowledge of Spring frameworks
- MongoDB
Our tech stack:
- backend: Kotlin, Java, Spring boot, spring-data, Kafka, MongoDB, PostgreSQL, Docker, Kubernetes, Databricks
- frontend: Angular, TypeScript, Leafletjs, PrimeNG, Vue.js, ES6, Nginx deployment, Figma designs
We Make Things Easy
We Deliver Fast Outcomes.
We Ensure Unmatched Scalability
Top Skills
What We Do
As the leader in Indoor Journey Analytics, Kontakt.io optimizes processes and resources by revealing how customers move through your business. Using AI, IoT, and RTLS, Kontakt.io helps businesses uncover waste, streamline capacity, improve workflows, and help customers and staff feel seen and valued.