Senior MongoDB Developer / Administrator

About the Role We’re looking for a Senior MongoDB Developer / Administrator with deep expertise in database performance, scalability, and architecture.

You’ll own the design, optimization, and maintenance of MongoDB clusters across environments—ensuring speed, resilience, and data integrity for mission-critical systems.

Key Responsibilities Design, configure, and maintain MongoDB clusters , including replica sets and sharded environments .

Optimize database schema design , balancing embedded vs. referenced structures for performance and scalability.

Analyze and tune query performance using explain plans, index intersection, and profiling.

Implement and manage backup and recovery strategies (mongodump, snapshots, point-in-time recovery).

Automate deployment and configuration using Terraform , Ansible , or Ops Manager APIs .

Monitor and troubleshoot database health using Ops Manager , Atlas metrics , and custom monitoring scripts.

Manage security controls :

• RBAC, field-level encryption, TLS / SSL, audit logging, and LDAP integration.
• Work with application teams to optimize MongoDB driver usage (Node.js, Python, Java).
• Implement change streams , multi-document transactions , and time-series collections .
• Support data migrations and cluster upgrades with minimal downtime.
• Collaborate with infrastructure, security, and application engineers to align on data architecture best practices.
• Required Skills & Experience 8+ years of professional experience working with MongoDB in production.
• Proven expertise with aggregation pipelines , complex queries, and index optimization .
• Strong understanding of sharding , replication , and oplog management .
• Experience using MongoDB Atlas , including cluster configuration, VPC peering, and PrivateLink.
• Proficiency in performance tuning and query analysis for large-scale databases.
• Experience implementing backup and restore processes, including point-in-time recovery.
• Hands-on experience with infrastructure as code for MongoDB automation.
• Familiarity with Atlas security and compliance practices.   Preferred Qualifications Experience integrating MongoDB with cloud platforms (AWS, GCP, or Azure).
• Knowledge of multi-region cluster management and serverless MongoDB setups.
• Familiarity with data modeling patterns for analytics, logging, or time-series workloads.
• Exposure to DevOps pipelines for database deployment and CI / CD integration.
• This is a Remote (work from home) position.
• For the individuals located in the United States Who We are...
• SmarTek21, founded in 2006, is an innovative digital transformation leader dedicated to empowering organizations through design-led, data-centric solutions.
• We believe that exceptional user experiences and intelligent data-driven insights are pivotal in shaping the future of business.
• At the heart of our approach is Design-Led Engineering, where we combine strategic design principles with cutting-edge technology to create tailored solutions that deliver significant business outcomes.
• Our commitment to accelerating digital transformation includes specialized expertise in Agile DevOps, Data Engineering and analytics, Testing Automation and support, and comprehensive Managed Application and Infrastructure Services.
• We’ve evolved from our consulting and development roots into a full-spectrum service provider, integrating advanced technologies like Generative AI (GenAI) to facilitate our clients' seamless, transformative digital journeys.
• A passion unites our dynamic team of technology visionaries and business strategists for innovation and excellence.
• At SmarTek21, you'll join a collaborative environment dedicated to shaping the digital landscape and driving impactful results for organizations worldwide.
• SmarTek21 is committed to fostering a diverse and inclusive environment.
• We encourage applications from individuals of all backgrounds and experiences.
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