Senior Database Developer - MongoDB

Resmed; Dublin; On-site; EUR 90,000 - 130,000; Full time

Job summary

Resmed is seeking a Senior Database Developer to design, optimize, and scale MongoDB solutions while managing AWS RDS/Aurora and MySQL deployments. The role emphasizes collaboration with development teams and DBAs to ensure high availability and reliability.

The ideal candidate will have hands-on experience with Kubernetes (EKS), GitHub workflows, and data security. This is a great opportunity to expand cloud and database expertise on mission-critical systems.

Qualifications

• 5+ years of MongoDB experience including architecture and ops.
• 4+ years in MySQL development and administration.
• Hands-on AWS with RDS/Aurora.
• Kubernetes/EKS and containerized deployments experience.
• GitHub-based version control and CI/CD workflows.
• Strong performance tuning and query optimization skills.
• Solid SDLC understanding and cross-functional collaboration.
• Knowledge of data security and disaster recovery practices.

Responsibilities

• Design and implement high-performance MongoDB solutions.
• Manage AWS RDS/Aurora instances for security and scalability.
• Support deployments and orchestration with EKS.
• Collaborate to design efficient data models, queries, and indexing.
• Version database scripts with Flyway and GitHub.
• Monitor performance with native tools, CloudWatch, and Datadog.
• Ensure data integrity, security, and disaster recovery readiness.
• Assist migrations across RDBMS platforms.

Skills

MongoDB architecture

MongoDB development

MySQL/Aurora administration

AWS RDS/Aurora

Kubernetes (EKS)

GitHub CI/CD

Query optimization

Data security & DR

Cloud monitoring (CloudWatch, Datadog)

Tools

MongoDB

MySQL

AWS

Kubernetes

GitHub

Flyway

Datadog

Job description

About The Role

We are seeking for a

We are seeking for a Senior Database Developer with strong expertise in MongoDB and working knowledge of MySQL/Aurora on AWS. The ideal candidate will have hands-on experience designing, optimizing, and scaling databases, while collaborating closely with development teams and DBAs to ensure high availability, performance, and reliability.

This is a great opportunity for a mid-level developer who wants to expand their cloud and database expertise while contributing to mission‑critical systems.

Key Responsibilities

• Design and implement high-performance MongoDB solutions for demanding workloads.
• Manage and optimize AWS RDS (MySQL/Aurora) instances, ensuring security, scalability, and cost efficiency.
• Support database deployments and orchestration with EKS (Kubernetes).
• Collaborate with developers to design efficient data models, queries, and indexing strategies.
• Manage database schema versioning and scripts with GitHub and Flyway.
• Monitor and tune performance using native tools, AWS CloudWatch, Datadog, and proactively address bottlenecks.
• Ensure data integrity, security, compliance, and disaster recovery readiness.
• Support migrations and interoperability across different RDBMS platforms.

Required Skills & Experience

• 5+ years of experience with MongoDB (architecture, development , optimization, and operations).
• 4+ years of experience with MySQL Development and administration.
• Hands‑on AWS experience with RDS and/or Aurora.
• Familiarity with Kubernetes (EKS) and containerized deployments.
• Experience with GitHub‑based version control and CI/CD workflows.
• Strong skills in database performance tuning, troubleshooting, and query optimization.
• Understanding of the software development life cycle (SDLC).
• Strong communication and collaboration skills in cross‑functional environments.
• Knowledge of database security, disaster recovery, and data migration practices.

Nice to Have

• Exposure to Infrastructure‑as‑Code tools (Terraform, CloudFormation).
• Experience with CI/CD pipelines for database changes.
• Exposure to monitoring, automation, and container orchestration tools (Kubernetes, Docker).
• Familiarity with additional AWS services (e.g., Lambda, CloudWatch, IAM).

What You Can Expect

• A people‑first culture that emphasizes growth, learning, and engineering excellence.
• Opportunities to influence database and platform design decisions.
• A collaborative and supportive environment with strong cross‑team partnerships.
• The chance to make a tangible impact on products that directly affect customers worldwide.

Joining us is more than saying “yes” to making the world a healthier place. It’s discovering a career that’s challenging, supportive and inspiring. Where a culture driven by excellence helps you not only meet your goals, but also create new ones. We focus on creating a diverse and inclusive culture, encouraging individual expression in the workplace and thrive on the innovative ideas this generates. If this sounds like the workplace for you, we commit to respond to every applicant.