Database Engineer- Sr. Consultant level- NoSQL

Database Engineer- Sr. Consultant Level- NoSQL

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose to uplift everyone, everywhere by being the best way to pay and be paid.

Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.

Job Description

This role is for the Database Engineering team. The Database Engineering team is part of Platform as a Service (PaaS) division under Operations & Infrastructure org. The team is responsible to architect, design and build highly available and reliable, secure and cost-effective database solutions. The team is responsible for delivering multiple database technologies (both RDBMS and NoSQL) and automated services to provision and manage databases on premises and in public clouds.

The role is for a highly experienced database engineer with expertise in NoSQL (MongoDB, Cassandra) and DB2 technologies. The responsibilities include, but are not limited to :

• Architect, design and build deployment standards of MongoDB, Cassandra and Db2 technologies.
• Develop and maintain scripts for database automation tasks using Python, Ansible, or similar languages.
• Implement Infrastructure as Code practices using tools like Terraform, Ansible, or CloudFormation.
• Develop and implement robust backup and recovery strategies ensuring databases are protected against data loss and can be recovered in case of failure.
• Maintain comprehensive documentation for database configurations, procedures, and policies.
• Set up and maintain database monitoring tools to ensure database health and performance.
• Troubleshoot and resolve database related issues in a timely manner as part of Level 3 support.
• Provide technical influence and subject matter expertise for the database technologies, tackling complex problems and identifying innovative solutions.
• Work closely with our development teams to ensure database designs align with application requirements, leading to more efficient and effective application development.
• The role serves as a technical and functional specialist, working independently with guidance only in the most challenging situations.

This is a hybrid position. Expectation of days in the office will be confirmed by your Hiring Manager.

Qualifications

Basic Qualifications : 8+ years of relevant work experience with a Bachelor's Degree or at least 5 years of experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or 2 years of work experience with a PhD, OR 11+ years of relevant work experience. Preferred Qualifications : 9 or more years of relevant work experience with a Bachelor Degree or 7 or more relevant years of experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or 3 or more years of experience with a PhD 8+ years of relevant IT experience with a bachelor's degree or 6+ years of relevant IT experience with an Advanced Degree (e.g. Masters) 6+ years of DB Engineering / Administration experience primarily with NoSQL (MongoDB, Cassandra) and Db2 databases Bachelor's degree in computer science or related field 8-10 years of DBE / DBA experience primarily with NoSQL (MongoDB, Cassandra) and DB2 technologies both on premise and public cloud. 3+ years of experience managing complex bi-directional replication topology Good experience with Python, Ansible and IAC-Terraform scripting Experience with public cloud services such as AWS, Google Cloud Platform, or Microsoft Azure Strong understanding of MongoDB, Cassandra & DB2 database fundamentals and Architecture. Strong knowledge and extensive experience with DB2 UDB RDBMS technologies, Cassandra for both on premise and Public cloud NoSQL databases. Strong UNIX platform skills and understanding of network, storage, tiered application environments and security. Experience with NoSQL workbench tools and backup utilities. Experience configuring NoSQL monitoring using Prometheus, Grafana. Knowledge of DevOps tools e.g. GIT, Jenkins Should have good Troubleshooting and Performance Improving Skills including index creation, query optimization, change in data model. Strong Unix / Linux platform skills and understanding of network, storage, tiered application environments and security. Good interpersonal skills along with effective communication skills. Demonstrate ability to work in a complex organization to determine business and customer needs, providing the best solution to meet those needs.