Senior Platform Software Engineer

As a Senior Platform Software Engineer, you will play a key role in designing and building the foundational systems that support our entire platform. You’ll work with modern technologies such as Quarkus, Kafka, RabbitMQ, ClickHouse, AWS, PostgreSQL, Debezium, and LLMs/MCP using Java, Python, JavaScript/TypeScript, and Kotlin. You’ll focus on delivering highly scalable and maintainable platform services, contributing deep technical expertise and driving improvements across codebases and system architecture. You will collaborate closely with cross-functional teams and share your knowledge to raise the technical bar across the organization. 

Your responsibilities

• Platform Development: Contribute to the design & implementation of complex backend services that support large-scale, business-critical workloads. Focus on scalability, maintainability, and performance


• System Design: Design and build highly scalable, fault-tolerant distributed systems using microservices architecture and cloud-native patterns. Review architectural docs and provide guidance for cross-team feature implementation


• Cross-team Collaboration: Work closely with product engineering teams to understand requirements and design platform solutions that accelerate their delivery


• Mentorship: Guide and develop junior and mid-level engineers through code reviews, pair programming, and technical mentoring


• Technical Strategy: Contribute to technical roadmap planning and architectural decisions that balance innovation with maintainability


• Engineering Excellence: Drive best practices in code quality, testing, monitoring, and deployment across the platform organization


• Take Ownership of Your Code: Support the features and services you build, including participating in on-call rotations when needed and handling operational responsibilities.

What we look for

Required Experience

• 7+ years of software engineering experience with at least 4+ years in senior individual contributor roles


• Proven track record of architecting and building large-scale distributed systems in production environments


• Bachelor's or Master's degree in Computer Science, Engineering, or equivalent practical experience


• Technical mentorship experience with demonstrable impact on junior engineers' growth

Technical Expertise

• Expert-level proficiency in Java, Python, or similar backend languages with deep understanding of performance optimization


• Advanced knowledge of distributed systems architecture, including microservices, event-driven architecture, and data consistency patterns


• Production experience with Apache Kafka, Kubernetes, Docker, and cloud platforms (AWS preferred)


• Strong foundation in database design, optimization, and distributed data management


• Experience with infrastructure as code, CI/CD pipelines, and DevOps practices


• Understanding of system observability, monitoring, and debugging complex distributed systems

Leadership & Soft Skills

• Proven ability to lead technical initiatives and influence engineering decisions across teams


• Excellent communication skills with experience presenting technical concepts to diverse stakeholders


• Growth mindset with enthusiasm for learning new technologies and sharing knowledge with others


• Strong problem-solving abilities with experience debugging complex production issues


• Collaborative approach to engineering with experience working in cross-functional teams


• Fluency in English (speaking and writing) as our company language

Bonus points 

• Staff Engineer experience or demonstrated readiness for technical leadership roles


• Experience with Quarkus, Terraform, Elasticsearch, Debezium, ClickHouse, or similar technologies


• Experience with LLMs/MCP/Agents (Claude/Gemini/AWS Bedrock)


• Open source contributions or technical writing/speaking experience


• Previous experience scaling engineering teams or establishing technical standards


• Entrepreneurial mindset with experience in fast-growing technology companies

What we offer

• Hybrid work model - 2 days in the office, 3 days remote


• RTT days - approx. 10 additional days off per year


• Meal vouchers (Swile) + free snacks and coffee


• Health insurance (Alan) – 60% covered, plus full coverage for provident insurance


• Afterworks, team celebrations, and seasonal events


• Equipment of your choice


• French and English lessons, professional development, and access to the CSE Leeto

Please note: applications should be submitted in English.

Who we are

Beekeeper believes in the potential of every single employee. That’s why we’ve built the essential platform for frontline workers. We help organizations digitally enable their frontline, to boost productivity, quality and safety, and be more agile.

Check out our Technology Blog for the latest articles.

Beekeeper and LumApps merged to create the first AI-powered Employee Hub, an all-in-one platform designed to connect and empower every employee - whether desk-based or frontline. LumApps, a SaaS platform dedicated to Employee Experience, helps companies drive digital transformation in communication, collaboration, and engagement with their clients, partners, and, most importantly, their employees. Together, our mission is to redefine the employee experience by integrating communication, productivity, and engagement tools into a unified, intelligent platform that serves over 7 million users globally.

At Beekeeper, we celebrate diversity! All qualified applications will receive consideration for employment regardless of race, color, ancestry, religion, nationality, sexual orientation, age, citizenship, marital status, disability or gender identity. We are committed to ensuring a smooth application process for all candidates. If you require accommodations due to a disability, please reach out to [email protected], and our team will be more than happy to assist you. 

Please know that you are not required to share your nationality, age or a picture of you on the CV! We are looking forward to your application! 🙂