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Commsignia logoCommsignia

Java Full-Stack Engineer

Budapest, Central Hungary, Hungary · Hybrid

Mid level$26M raised

<p class="MsoNormal"><strong>Java Full Stack Software Engineer</strong></p><p class="MsoNormal" style="text-align: justify;">Commsignia is a leading software and hardware provider in the emerging Vehicle-to-Vehicle and V…

Skills: Java, Spring Boot, RESTful API, Angular, React

Commsignia logo

Java Full-Stack Engineer

Commsignia

Budapest, Central Hungary, Hungary • Hybrid

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Mid levelHybrid · 2 days in office

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  • Full-time
  • Professional Growth, Flexible Working Hours, Work-Life Balance, Home Office, Private Health Insurance, Competitive Compensation Package
  • Posted 10d ago
  • ~40 hrs/week

Responsibilities

Develop and maintain backend microservices and modern web applications for V2X communications software. Build scalable, event-driven cloud solutions and RESTful APIs while collaborating in an Agile Scrum environment.

Requirements

Requires over 3 years of experience in backend engineering with Java, Spring Boot, and RESTful APIs, with a comfort level in frontend development. Proficiency in Git, Linux, and English communication is essential.

Full job description

Java Full Stack Software Engineer

Commsignia is a leading software and hardware provider in the emerging Vehicle-to-Vehicle and Vehicle-to-Infrastructure (V2X) communications market, with a mission to increase traffic safety and efficiency on the road.

As a Java Full Stack Software Engineer, you will have the opportunity to contribute to the development of our core V2X software stack and services, working on scalable systems that support real-time mobility applications across Europe, the US, and Asia. In this challenging role, you’ll have the room to grow personally and professionally within the team while enjoying high responsibility and independence.
We’d love to hear from you!

What you’ll be doing:

  • Backend Development: Develop, and maintain backend services and microservices using Java and modern frameworks.
  • Frontend Development: Develop and maintain modern web applications using Angular or React with TypeScript in collaboration with UX/UI designers
  • Event-Driven Architecture: Build robust, asynchronous, event-driven systems leveraging technologies such as Kafka & MQTT
  • Cloud-Ready Solutions: Develop enterprise-grade software that is scalable, resilient, and optimized for cloud environments.
  • API Development: Build RESTful and asynchronous APIs following best practices for security, performance, and maintainability.
  • Code Quality & Testing: Deliver clean, well-documented code with comprehensive test coverage; contribute to test autiomation, participate in peer reviews.
  • CI/CD Collaboration: Work closely with DevOps teams to integrate services into automated CI/CD pipelines
  • Agile Delivery: Work as an active member of an Agile Scrum team in collaboration with stakeholders to refine requirements, clarify acceptance criteria while deliver features iteratively
  • Continuous Improvement: Contribute to continuous improvement of development practices and tech debt elimination
  • AI: Use AI tools to improve your delivery effectiveness and execution. 

What makes you a great fit:

  • 3+ years of experience in backend engineering with Java, Spring Boot, and RESTful API.
  • Comfortable touching frontend
  • Experience with Git
  • Experience working in Linux environments
  • Clear and confident communication in English

Not required, but awesome:

  • Solid understanding of networking concepts and protocols
  • Experience with Kafka, Redis, or other distributed data technologies.
  • Knowledge of Docker, Kubernetes, and cloud-native environments.
  • Experience with scripting languages (Bash, Python, etc.)
  • Interest in prompt engineering or agentic AI tooling.
  • Familiarity with observability tools (Grafana, Prometheus, OpenTelemetry).

What we offer you:

  • Join the revolution in mobility - smart infrastructure and autonomous tech.
  • Professional growth in a fast-moving, tech-driven environment.
  • Flexible working hours to support work-life balance.
  • Home office – 3 days home 2 days in the office
  • Health matters - we offer private insurance from day one.
  • A supportive, collaborative team you’ll enjoy working with.
  • A competitive compensation package.

 

 

Related keywords

JavaSpring BootRESTful APIAngularReactTypeScriptKafkaMQTTMicroservicesEvent-Driven ArchitectureCloud-NativeCI/CDAgileScrumGitLinux

About Commsignia

LinkedInVisit site

We connect cars with each other and the smart city infrastructure. Follow us to stay up-to-date with V2X solutions

Industry
Embedded Software Products
Company size
51-200 employees
Founded
2012
Headquarters
Santa Clara, CA
LinkedIn followers
4,887
Total funding
$26M

Commsignia specializes in Connected Car / V2X hardware and software solutions to ADAS systems with a mission to increase traffic safety and efficiency on the road. Dedicated to the research and development of car connectivity systems for innovative car makers, the company aims to create the world’s first connectivity platform that integrates Vehicle-to-Vehicle (V2V) and Vehicle-to-Infrastructure (V2I) with other car sensors and applications with everyday technologies from tablets and phones to smart homes. The product line of Commsignia includes a V2X Communication Software Stack including Commsignia’s own security stack implementation, Hybrid V2X/ADAS Safety Applications, a V2X Simulator, On Board Units (OBU) and Roadside Units (RSU), all developed with flexibility, reliability and security in mind. The hardware- and platform-agnostic solutions compatible with multiple Real-Time Operating Systems (RTOS) make Commsignia the most dynamic and rapidly growing V2X provider on the market.

Offices: 5201 Great America Pkwy, Santa Clara, CA 95054, US

V2XAutomotiveVehicle-to-VehicleVehicle-to-InfrastructureConnected CarSmart CityADASV2VV2IMobility
View all jobs at Commsignia

About Commsignia

LinkedInVisit site

We connect cars with each other and the smart city infrastructure. Follow us to stay up-to-date with V2X solutions

Industry
Embedded Software Products
Company size
51-200 employees
Founded
2012
Headquarters
Santa Clara, CA
LinkedIn followers
4,887
Total funding
$26M

Commsignia specializes in Connected Car / V2X hardware and software solutions to ADAS systems with a mission to increase traffic safety and efficiency on the road. Dedicated to the research and development of car connectivity systems for innovative car makers, the company aims to create the world’s first connectivity platform that integrates Vehicle-to-Vehicle (V2V) and Vehicle-to-Infrastructure (V2I) with other car sensors and applications with everyday technologies from tablets and phones to smart homes. The product line of Commsignia includes a V2X Communication Software Stack including Commsignia’s own security stack implementation, Hybrid V2X/ADAS Safety Applications, a V2X Simulator, On Board Units (OBU) and Roadside Units (RSU), all developed with flexibility, reliability and security in mind. The hardware- and platform-agnostic solutions compatible with multiple Real-Time Operating Systems (RTOS) make Commsignia the most dynamic and rapidly growing V2X provider on the market.

Offices: 5201 Great America Pkwy, Santa Clara, CA 95054, US

V2XAutomotiveVehicle-to-VehicleVehicle-to-InfrastructureConnected CarSmart CityADASV2VV2IMobility
View all jobs at Commsignia

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