beyonnex.io

Senior Full-Stack Developer

beyonnex.io

full-time

Posted on:

Location Type: Remote

Location: Germany

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Job Level

Senior

Tech Stack

AndroidAngularJavaJavaScriptKotlinMySQLPostgresReactSQLVue.js

About the role

  • Responsible for further developing beyonnex's Enterprise Suite and related services
  • Develop and maintain full-stack software solutions for an Android-based installer app and back-office tools in energy management
  • Implement installer workflows for device setup and digital documentation
  • Build and operate backend services and APIs for data processing and validation
  • Design and maintain data models for buildings and devices, ensuring data quality
  • Collaborate with product, UX, and domain experts to create user-friendly solutions
  • Participate in code reviews, architectural discussions, and continuous improvement practices
  • Support the full software lifecycle, from concept to deployment and maintenance

Requirements

  • Proactive, problem-solving mindset
  • Ability to communicate complex ideas clearly and concisely in English
  • Strong collaboration skills and experience working closely with other teams (product, frontend, QA, DevOps, etc.)
  • At least 5 years of experience as a Software Developer
  • Proficiency in Kotlin, Java, or similar JVM languages
  • Professional experience with frontend frameworks such as Angular, React, or Vue.js
  • Solid understanding of object-oriented design, clean code principles, and software architecture
  • Experience designing, implementing, and consuming RESTful APIs
  • Good knowledge of relational databases (e.g., PostgreSQL, MySQL) and SQL
  • German language skills (nice to have)
Benefits
  • Modern hardware and the opportunity to work with cutting-edge technologies
  • 100% remote work option
  • Office in Hamburg (Hammerbrook) for closer, in-person collaboration
  • Space and budget for personal growth
  • Flexible working hours
  • 30 days of vacation
  • Employee events to celebrate achievements and foster team spirit
  • Community of Practice and short internal knowledge sessions (‘Knowledge Nuggets’) to improve skills
  • Corporate benefits and a mental health program
  • JobRad bike leasing
  • Free coffee, tea, and water in the office
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
KotlinJavaAngularReactVue.jsRESTful APIsPostgreSQLMySQLSQLobject-oriented design
Soft Skills
proactive mindsetproblem-solvingcommunicationcollaborationclear communicationteamworkcontinuous improvement