Proxify AB: Senior Java Backend Developer

Confidential Employer; Sweden; On-site; SEK 900,000 - 1,300,000; Full time

Benefits offered by this job

On-time monthly payments

Flexible withdrawal options

8-hour workdays

Up to 24 flex days per year

Long-term remote positions

Personalized matched positions

Seamless contracting process

Consistent monthly pay

Job summary

Confidential Employer in Sweden is seeking a Senior Java Developer for one of our clients. You are growth‑oriented, passionate about your work, and enjoy developing new ideas to create exciting products.

You will lead backend design with Java and Spring, build microservices and REST APIs, work with Docker/Kubernetes in cloud environments, and ensure robust, scalable, and reliable services.

Qualifications

• 5+ years of backend software development experience.
• Expert-level Java proficiency and Spring Framework experience.
• Proven design/implementation of microservices and REST APIs.
• Experience with SQL and NoSQL databases.
• Understanding cloud computing and deployment in cloud envs.
• Solid testing: unit, integration, end-to-end.
• Ability to work with minimal supervision.
• Intermediate-advanced English level; good client communication.
• Located in CET timezone within +/-3 hours; no other time zones.

Responsibilities

• Lead design and implementation of backend services using Java and the Spring Ecosystem (Spring Boot, Spring Cloud).
• Drive best practices in coding, testing, security, and performance optimization.
• Build and maintain RESTful APIs and event-driven architectures to support business logic and front-end applications.
• Work extensively with cloud environments, leveraging containerization technologies (Docker/Kubernetes).
• Diagnose and resolve complex production issues, ensuring high availability and system reliability.

Skills

Java

Spring Framework

Microservices

REST APIs

SQL/NoSQL

Cloud computing

Testing

English communication

Client communication

Tools

Docker

Kubernetes

Job description

Headquarters: Sweden
URL: http://career.proxify.io

The Role:

We are looking for a Senior Java Developer for one of our clients. You are a perfect candidate if you are growth-oriented, you love what you do, and you enjoy working on new ideas to develop exciting products.

What we are looking for:

• 5+ years of professional experience in backend software development.
• Expert-level proficiency with Javaand core features.
• Deep expertise with the Spring Framework
• Proven track record in designing and implementing Microservices Architecture and RESTful APIs.
• Experience with SQL and NoSQL databases
• Strong understanding of Cloud Computing principles
• Solid grasp of testing methodologies, including unit, integration, and end-to-end testing.
• Ability to work with minimal supervision.
• Intermediate-advanced English level.
• You can communicate well with both technical and non-technical clients.
• Located in CET timezone (+/- 3 hours), we are unable to consider applications from candidates in other time zones.

Nice-to-Have:

• Hands-on experience with Kubernetes
• Knowledge of event-driven architectures (EDA) and Domain-Driven Design (DDD)
• Familiarity with functional programming paradigms.

Responsibilities

• Lead the design and implementation of robust, scalable backend services using Java and the Spring Ecosystem (Spring Boot, Spring Cloud).
• Drive best practices in coding, testing, security, and performance optimization
• Build and maintain RESTful APIs and event-driven architectures to support business logic and front-end applications.
• Work extensively with cloud environments, leveraging containerization technologies (Docker/Kubernetes).
• Diagnose and resolve complex production issues, ensuring high availability and system reliability.

What we offer:

• Get paid, not played - No more unreliable clients. Enjoy on-time monthly payments with flexible withdrawal options.
• Predictable project hours - Enjoy a harmonious work-life balance with consistent 8-hour working days with clients.
• Flex days, so you can recharge - Enjoy up to 24 flex days off per year without losing pay, for full-time positions found through Proxify.
• Career-accelerating positions at cutting-edge companies - Discover exclusive long-term remote positions at the world's most exciting companies.
• Hand-picked opportunities just for you - Skip the typical recruitment roadblocks and biases with personally matched positions.
• One seamless process, multiple opportunities - A one-time contracting process for endless opportunities, with no extra assessments.
• Compensation - Enjoy the same pay, every month with positions landed through Proxify.