Software Engineer 3

Requirements

• 3+ years of professional software engineering experience, including backend development with a compiled language such as Java or C#
• Hands-on experience with modern JavaScript libraries and frameworks
• Solid understanding of distributed systems and experience designing APIs and services in a microservice environment
• Strong collaboration and communication skills; able to work cross-functionally with Product, Analytics, and other Engineering teams
• Passion for continuous learning and writing clean, maintainable, well-tested code

Nice to Haves

• Experience with experimentation frameworks and A/B testing at scale
• Familiarity with tools like Segment, Amplitude, or other analytics platforms
• Experience deploying and operating services in Kubernetes
• Prior work integrating with partner ecosystems or building external-facing public APIs
• Contributions to shared infrastructure that enables internal teams to move faster or make better decisions

What You'll Be Doing

• Design, build, and maintain scalable backend services that power feature flagging, experimentation, and analytics infrastructure for MongoDB Atlas
• Develop and evolve APIs, data models, and pipelines that support experimentation, personalization, and partner integrations
• Contribute to components that enable internal teams to easily run experiments and analyze their impact
• Improve observability, reliability, and performance across our systems, especially in the context of experimentation and service configuration at scale
• Lead and participate in technical design discussions and code reviews, and mentor other engineers
• Participate in the 24/7 team on-call rotation up to once per quarter, responding to critical incidents and ensuring service reliability with support from team playbooks and escalation paths
• Own our core values and leadership principles in all that you do

Perks and Benefits

• Opportunity to work on cutting-edge technology empowering innovation
• Collaborative work environment with opportunities for growth and learning
• Hybrid working model based in Dublin
• Supportive and enriching culture for personal and professional development
• Generous parental leave policy and employee benefits
• Equal opportunities employer with a commitment to inclusivity