Database Engineer (MongoDB)

Job Description

Title: Database Engineer (MongoDB)

Company Name: Bdjobs.com Limited

Vacancy: 2

Age: 20 to 30 years

Job Location: Dhaka (Kawran Bazar)

Salary: Negotiable

Experience:

• 3 to 5 years
• The applicants should have experience in the following business area(s): IT Enabled Service

• Bachelor of Science (BSc) in Computer Science & Engineering

• 3 to 5 years
• The applicants should have experience in the following business area(s): IT Enabled Service

• Age 20 to 30 years

• Understanding of MongoDB database design and management

• Knowledge of MS SQL Server development and administration

• Familiarity with Redis for caching and session management

• Basic understanding of database security principles

• SQL query writing and optimization skills

• Knowledge of database monitoring tools and techniques

MongoDB Database Development & Optimization:

• Design, develop, and maintain scalable MongoDB data models and collections

• Write and optimize complex MongoDB queries and aggregation pipelines

• Create and manage indexes to ensure high-performance data retrieval

• Design schema strategies (embedding vs referencing) based on access patterns

• Implement and manage sharding, replication, and partitioning strategies in MongoDB clusters

Performance Monitoring & Tuning:

• Monitor MongoDB cluster performance and identify bottlenecks

• Analyze and optimize query performance using profiling tools and execution stats

• Perform regular database health checks, tuning, and maintenance tasks

• Optimize read/write throughput and latency for high-traffic applications

• Implement caching strategies (e.g., Redis) to enhance performance

Data Management & Integrity:

• Ensure data integrity, consistency, and availability in MongoDB environments

• Design and implement backup and recovery strategies (e.g., snapshots, point-in-time recovery)

• Perform data migrations and transformations within MongoDB or from other databases

• Maintain data consistency across replica sets and distributed clusters

Collaboration & Support:

• Collaborate with development teams on MongoDB schema design and data access patterns

• Provide support for application development, debugging, and performance issues

• Review code with a focus on MongoDB query efficiency and best practices

• Assist in incident resolution, troubleshooting, and root cause analysis

Documentation & Best Practices:

• Maintain clear and comprehensive MongoDB documentation

• Define and enforce MongoDB best practices and standards

• Create technical design documents for data architecture

• Document schemas, relationships, indexing strategies, and data flow

Additional Advantage:

• Experience or working knowledge of Microsoft SQL Server and Redis will be considered a strong plus

• Tour allowance,Profit share,Provident fund,Medical allowance
• Salary Review: Yearly
• Lunch Facilities: Partially Subsidize
• Festival Bonus: 2

• as per compnay policy