Senior Software Developer - Java, Python & AWS

WirelessCar’s Journey

WirelessCar drives the future of mobility by connecting vehicles and developing cutting-edge digital services. We help leading brands-like Volkswagen, Volvo, and Jaguar Land Rover-innovate, enhance mobility, and accelerate their digital transformation. Join us and shape the next era of automotive technology!

We are looking for an experienced Senior Backend Software Engineer with 8-12 years of experience in designing, building, deploying, and operating scalable, secure, and resilient cloud-native applications. The ideal candidate will have strong expertise in Java, Python, AWS, Kubernetes, microservices architecture, and DevOps, with a proven ability to lead technical design and drive engineering excellence across complex systems.

The candidate will take end-to-end ownership of services and technical solutions, provide architectural direction, establish engineering standards, and drive continuous improvement across platforms and teams. This role requires a hands-on technical leader who can balance business priorities, customer value, cost efficiency, system reliability, and long-term technical sustainability while mentoring engineers and influencing technical decisions across the organization.

Key Responsibilities

• Design, build, deploy, and operate cloud-native, microservices-based applications and platforms throughout the complete software lifecycle.

• Lead architecture, technical design, and implementation decisions for complex systems, critical components, and distributed applications.

• Own service and team-level delivery outcomes, ensuring quality, reliability, scalability, security, and long-term maintainability.

• Define and drive technical strategy, architectural evolution, and continuous improvement of platforms and systems.

• Establish, promote, and uphold engineering standards, secure coding practices, testing strategies, and operational excellence.

• Lead the implementation and optimization of CI/CD pipelines, automated testing, deployment strategies, and production operations.

• Design, implement, and administer Kubernetes-based solutions, including deployment, scaling, monitoring, resilience, and troubleshooting.

• Drive end-to-end DevOps ownership, including development, testing, deployment, observability, incident management, and production support.

• Identify, prioritize, and reduce technical debt, architectural bottlenecks, operational risks, and systemic dependencies across services and teams.

• Make informed technical decisions by considering customer value, business impact, operational costs, performance, and long-term sustainability.

• Lead code reviews, architecture reviews, technical discussions, and engineering initiatives to improve software quality and delivery effectiveness.

• Mentor and develop engineers, share technical knowledge, and support the professional growth of team members.

• Collaborate with architects, product owners, business stakeholders, and cross-functional Agile teams to clarify system context, dependencies, and technical priorities.

• Manage certificate lifecycles and ensure secure certificate provisioning, renewal, rotation, and monitoring.

• Contribute to engineering culture, technical governance, and organization-wide initiatives through deep technical expertise and leadership.

Required Technical Skills

• Java: Strong hands-on experience with Java 11 or higher, object-oriented programming, concurrency, collections, performance optimization, and application design.

• Python: Practical experience developing automation, backend components, utilities, or supporting services using Python.

• AWS: Extensive hands-on experience with Lambda, EC2, ECS, SNS, SQS, IAM, DynamoDB, CloudFormation, CloudWatch, and API Gateway for REST APIs.

• Kubernetes: Strong experience building, deploying, administering, scaling, securing, and troubleshooting Kubernetes-based applications and environments.

• Microservices Architecture: Proven experience designing and operating distributed systems, defining service boundaries, managing inter-service communication, and addressing resilience and scalability challenges.

• DevOps and CI/CD: Experience owning the complete DevOps lifecycle, including automated builds, testing, deployment, production releases, monitoring, incident response, and continuous improvement.

• Testing and Quality: Strong knowledge of JUnit, unit and integration testing, Test-Driven Development (TDD), and automated quality assurance practices.

• Version Control: Proficiency in Git, branching strategies, code reviews, and collaborative development workflows.

• Certificate Lifecycle Management: Experience managing certificate provisioning, renewal, rotation, expiration monitoring, and secure deployment.

• Agile Methodologies: Practical experience working with Scrum, SAFe, or similar Agile delivery frameworks, including technical planning and cross-team coordination.

• Security: Strong understanding of application and cloud security, IAM, authentication, authorization, encryption, secrets management, and secure software development practices.

• Production Ownership: Experience operating business-critical applications, troubleshooting complex production issues, performing root-cause analysis, and improving system reliability and observability.

Good-to-Have Skills

• Experience with Microsoft Azure cloud services.

• Knowledge of Spring Framework and Spring Boot.

• Experience with Maven and build automation.

• Working knowledge of Linux/Unix environments and shell scripting.

• Familiarity with infrastructure as code, cloud security, observability, distributed tracing, and platform engineering.

• Experience with performance engineering, capacity planning, cost optimization, and resilience engineering.

Required Qualifications

• 8-12 years of professional experience in software engineering, primarily focused on backend development and distributed systems.

• Proven experience leading technical design and delivering complex, production-grade applications.

• Strong understanding of cloud-native architecture, microservices, AWS, Kubernetes, and CI/CD practices.

• Demonstrated ownership of service reliability, operational excellence, security, and software quality.

• Experience identifying and addressing technical debt, architectural risks, and long-term platform improvement opportunities.

• Ability to make sound technical decisions that balance business objectives, customer value, delivery timelines, and cost.

• Strong communication and collaboration skills, with the ability to influence technical decisions across teams.

• Demonstrated experience mentoring engineers, leading technical discussions, and promoting engineering best practices.

What We Value

• Technical leadership: The ability to guide architecture, influence technical direction, and make sound engineering decisions.

• End-to-end ownership: Accountability for the complete lifecycle, quality, reliability, and sustainability of the systems delivered.

• Business awareness: A pragmatic approach to balancing technical excellence with customer needs, business priorities, and cost efficiency.

• Engineering excellence: A commitment to secure, scalable, maintainable, and high-quality software.

• Continuous improvement: A proactive approach to reducing technical debt, mitigating risks, and improving platform capabilities.

• Collaboration and mentorship: A willingness to develop engineers, share knowledge, and strengthen engineering culture across teams.

  Note Before You Apply

• Our company language is English, so please submit your application in English.

• A cover letter is not required. Instead, you'll answer a few questions to help us better understand your experience, interests, and ambitions.