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Java Software Engineer (Renewable Energy or E-mobility experience)
New
Java

Java Software Engineer (Renewable Energy or E-mobility experience)

Wrocław
19 - 32 USD/hNet per hour - B2B
19 - 32 USD/hNet per hour - B2B
Type of work
Full-time
Experience
Mid
Employment Type
B2B
Operating mode
Remote
Spyrosoft

Spyrosoft

Spyrosoft is an authentic, cutting-edge software engineering company, established in 2016. We have been included in the Financial Times ranking of 1000 fastest growing companies for three consecutive years: 2021, 2022 and 2023.

Tech stack

    English

    B2

    Java

    advanced

    Spring Boot

    advanced

    HTTP protocol

    regular

    RabbitMQ

    regular

    Docker

    regular

    REST API

    regular

    Terraform

    regular

    Kubernetes

    regular

    SQL

    regular

Job description

Online interview

About the Role

Our project portfolio is growing, and so is our Java development team! We are looking for skilled Java Engineers (at both regular and senior levels) to join our project teams. If you are passionate about software engineering and want to be part of a rapidly growing company that values innovation and collaboration, we’d love to hear from you.


What you will do:

  • Discover, design, and implement technical solutions tailored to our clients’ needs.

  • Develop new features from requirements through to production deployment

  • Work as a member of an Agile team, exchanging ideas and solving problems collaboratively.

  • Design and write technical documentation.

  • Collaborate closely with other development teams, project stakeholders, and clients to deliver high-quality solutions.


What we’re looking for:


Must-haves

  • 3-5 years of commercial experience as a Java Developer.

  • Strong knowledge of Java 17+ and Spring Boot.

  • Experience with event-driven architectures (RabbitMQ).

  • Experience with Docker, Kubernetes, and Terraform.

  • Good grasp of SQL and time-series databases (e.g. InfluxDB).

  • Solid understanding of HTTP protocol and REST API design.

  • Familiarity with design patterns, programming principles, and unit/integration testing.

  • Good English communication skills (min. B2), both verbal and written.


Industry focus


Experience in the e-mobility or renewable energy domains, such as building:


  • Charge Point Management Systems

  • Virtual Power Plants (VPPs)

  • Demand Response solutions


Familiarity with one or more industry protocols:


  • OpenADR 2.0b (Automated Demand Response)

  • OCPP 1.6j / 2.0.1 (Open Charge Point Protocol)

  • OCPI 2.1.1 / 2.2.1 (Open Charge Point Interface)

  • IEEE 2030.5 (SEP 2.0)

  • SunSpec Modbus

  • EEBUS


Nice to have

  • Experience in Cloud platforms (AWS, Azure, or GCP).

  • Exposure to microservice architecture.

  • Experience with other messaging systems (Kafka, AWS SNS/SQS, Azure Service Bus).

  • Familiarity with NoSQL databases (MongoDB, DynamoDB, InfluxDB).

  • Knowledge of CI/CD pipelines (GitLab CI, GitHub Actions).

  • Some experience with Node.js, .NET, or React.

19 - 32 USD/h

Net per hour - B2B