Backend engineer for parcel locker networks

GLS/NXT; Berlin; Hybrid; EUR 80,000 - 120,000; Full time

Benefits offered by this job

Learning budget 1,000€

Office in Berlin Mitte

Bonus program

Team events

30 days holiday

Job summary

GLS/NXT is seeking a Senior Backend Engineer to shape the future of out-of-home delivery. You will design and build scalable server-side services, collaborate across teams, and promote best practices in code quality and testing.

Join the OOH Platform initiative with a hybrid work model in Berlin, benefiting from a learning budget and a modern office environment.

Qualifications

• 5+ years of backend experience in cross-functional teams.
• Proficiency in Kotlin for backend development.
• Experience with Spring Boot and scalable services.
• Good knowledge of SQL and relational databases.

Responsibilities

• Design, build, and maintain high-performance server-side applications.
• Collaborate with cross-functional teams to ship features.
• Promote code quality, security, and testing practices.
• Troubleshoot and upgrade existing systems.
• Stay updated with emerging tech and trends.

Skills

5+ years backend

Kotlin

Spring Boot

REST API design

Microservices

Docker

Kubernetes

AWS

SQL

Kafka

English

Tools

Kafka

AWS

PostgreSQL

Job description

Описание:

Join GLS/NXT as a Senior Backend Engineer and help shape the future of out-of-home delivery. We’re building the OOH Platform - a scalable system that empowers carriers across multiple countries to deploy, manage, and optimize parcel locker networks with ease.

Задачи:

• Design, build, and maintain server-side applications with a focus on performance, scalability, and reliability.
• Collaborate with cross-functional teams to define, design, and ship new features and improvements.
• Drive best practices in code quality, security, and testing across the development lifecycle.
• Troubleshoot, debug, and upgrade existing software systems proactively and effectively.
• Stay current with emerging technologies and industry trends to continuously drive innovation within the team.

Требования:

• 5+ years of proven experience as a Backend Engineer or in a similar role within a cross-functional team environment.
• Proficiency in Kotlin for backend development.
• Strong hands‑on experience with Spring Boot, building robust and scalable services.
• Solid experience with SQL and relational databases, including schema design and performance optimization.
• Experience with event‑driven architectures (e.g., Kafka, SNS/SQS).
• Proficiency in REST API design principles, microservices architecture, and cloud‑based services (preferably AWS).
• Experience deploying applications using containerization and orchestration tools (e.g., Docker, Kubernetes).
• Comfortable working in an Agile environment, embracing incremental delivery and continuous feedback.
• Strong problem‑solving and analytical skills, with a keen eye for debugging and performance tuning.
• Excellent written and verbal communication skills in English, with the ability to explain complex technical concepts clearly to diverse audiences.

Условия:

• Dynamic workplace: A digital environment with international projects and space to learn and grow
• Flexible work conditions: Hybrid working mode with a tailored remote policy
• Focus on learning: A personal budget (1.000€) for learning and development initiatives
• Physical space for ideas: A great office space in Berlin Mitte with top‑tier equipment
• Transparent and competitive compensation: A salary package that reflects your expertise and experience.
• Active participation: A clear bonus system enabling participation in your and the team’s performance
• Engaging team culture: Monthly team cooking, regular events and offsites
• Vacation policy: 30 days of yearly holiday
• Reward system: Rewards for the recommendation of additional team members