Senior Full Stack Engineer – Cloud-native, Vue, Java/Kotlin

Reply, Inc.; Katowice; Hybrid; PLN 230,000 - 320,000; Full time

Benefits offered by this job

Motivizer Benefits Platform

Medical care package

Meal tickets

Sports cards (Multisport)

Cinema tickets

Shop vouchers

Language Courses platform

Company events

Job summary

OBI Smart Technologies is seeking a Senior Full Stack Engineer to design and scale systems powering a modern retail platform. You will own full stack solutions and drive improvements in a cloud-native, event-driven environment.

Responsibilities include building backend services and APIs with Java/Kotlin and Spring Boot, crafting frontend apps with Vue.js, and designing event-driven architectures using Kafka.

Qualifications

• Completed university degree in Computer Science or a related field.
• 5+ years of experience in full stack development delivering production systems.
• Strong experience with Java/Kotlin, Spring Boot, and Vue.js.
• Good understanding of microservices, distributed systems, and event-driven architectures.
• Experience with Kafka or similar messaging systems.
• Familiarity with AWS, CI/CD pipelines, and containerization (Docker/Kubernetes).
• Ability to contribute to architecture discussions and work across teams.
• Strong communication skills in English and Polish, with readiness for hybrid work in Katowice.

Responsibilities

• Design and develop backend services and APIs using Java/Kotlin and Spring Boot, making architectural decisions and evaluating trade-offs.
• Build and maintain frontend applications using Vue.js, ensuring performance and usability.
• Design and evolve event-driven systems using Kafka and distributed architectures.
• Work with AWS cloud services and support deployment in containerized environments.
• Collaborate with DevOps and platform teams on CI/CD, infrastructure, and observability.
• Troubleshoot production issues, perform root cause analysis, and drive improvements.
• Contribute to technical design discussions, mentor engineers, and promote engineering best practices.

Skills

5+ years of experience in full stack

Java/Kotlin

Spring Boot

Vue.js

microservices

distributed systems

event-driven architectures

Kafka

AWS

CI/CD pipelines

Docker/Kubernetes

English & Polish communication

hybrid work in Katowice

Education

Completed university degree in Computer Science or related field

Tools

Docker

Kubernetes

AWS

Spring Boot

Job description

OBI Smart Technologies is seeking a Senior Full Stack Engineer to design and scale systems powering a modern retail platform. You will own full stack solutions and drive improvements in a cloud-native, event-driven environment.

Responsibilities include building backend services and APIs with Java/Kotlin and Spring Boot, crafting frontend apps with Vue.js, and designing event-driven architectures using Kafka.