Senior Database Engineer - Oracle & PostgreSQL

Visa; Bengaluru; Hybrid; INR 1,000,000 - 1,200,000; Full time

Job summary

A global payment processing company based in Bengaluru seeks a Senior Database Engineer to manage Oracle and PostgreSQL environments. The role involves architecting and supporting database projects, implementing Infrastructure as Code, and troubleshooting complex issues. Candidates should have at least 4 years of experience in database administration and scripting expertise. This is a full-time hybrid position with a focus on innovation and operational excellence in a financial technology setting.

Qualifications

• 4+ years of DBA experience in managing Oracle and PostgreSQL databases.
• Strong understanding of database replication fundamentals.
• Good proficiency in scripting and automation.

Responsibilities

• Architect, engineer, and support Oracle and PostgreSQL database environments.
• Develop Infrastructure as Code for database deployments.
• Monitor and troubleshoot Level 2 and Level 3 database issues.

Skills

Database administration

Oracle DB

PostgreSQL DB

Infrastructure as Code

Python

Linux Shell

Team collaboration

Education

Bachelor's Degree in relevant field

Tools

Terraform

Ansible

Git CI/CD

Job description

Join to apply for the Senior Database Engineer - Oracle & PostgreSQL role at Visa.

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.

Job Description

At the heart of Visa lies a secure, global payments processing network that for 40 years has empowered people, businesses and governments in over 200 countries. It is in the midst of profound change, innovating like never before and transforming and refreshing the technology assets to set the foundation for the next several decades. Within Technology, Infrastructure division provides best‑in‑class infrastructure services that are secure, scalable, and continuously available. It architect, builds and maintains secure and reliable data centres, systems and networks to support the business functionality that Visa provides to payment industry stakeholders.

The Database team is part of Infrastructure’s Distributed Systems Division and is responsible for delivering open system database infrastructures with operational excellence, being the industry leader in preventive and predictive operations driven by continuous innovation through self‑heal and automated ecosystems. The team is the technology owner of multiple RDBMS and NoSQL technologies. It is responsible to strategize, advance and engineer enterprise solutions for automated build/patching and efficient administration, meeting security, availability, performance, fast delivery, and reporting requirements, and to support projects and products using these technologies.

Job Scope

As an engineer in this team, the individual will be involved in the plan, build and run activities related to database technology and infrastructure. The role will contribute to the design, architecture, solution engineering, and support, and be responsible for delivering database projects, maintaining the running systems, performing problem analysis and troubleshooting. The individual should be well‑versed in database administration and engineering practices and principles. The role serves as a technical/functional specialist and works independently with guidance only in the most complex situations.

Hybrid Work

This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager.

Responsibilities

• Primarily the architecture, engineering, deployment and support of Oracle and PostgreSQL database environments.
• Support Database Platform Engineering in the architecture, development, and deployment of Oracle and PostgreSQL Database on LUW in high SLA environments.
• Manage, support and maintain database technology and infrastructure, adhering to architectural guidelines and policies.
• Develop Infrastructure as Code for Database deployments.
• Write and maintain OS level scripts for DB automation and application maintenance.
• Provide technical expertise and hands‑on support in consolidation and migration of databases to new hardware and platforms.
• Physically implement databases, storage structures, high‑availability solutions, replication and disaster recovery solutions.
• Proactive and reactive performance analysis, monitoring, troubleshooting and resolution of escalated Level 2 and Level 3 issues.
• Perform regular database capacity planning related to database growth and system utilization, trend analysis, predictive future database resource requirements and structured reporting.
• Work closely with other Infrastructure engineering, product development, business operations and technical operations to ensure delivery of database services within SLAs and performance targets.
• Adapt business requirements, model data and develop database specifications, table and element attributes.
• Participate in evaluation, selection and implementation of DBA tools to improve effectiveness of tasks such as performance monitoring and tuning, recovery and database change management processing.
• Work well as a team and as an individual with minimal supervision.

Preferred Qualifications

• 4 or more years of work experience with a Bachelor’s Degree or more than 2 years of work experience with an Advanced Degree (e.g. Masters, MBA, JD, MD).
• 4‑7 years of DBA experience, managing Oracle and PostgreSQL databases, Version 19c (Oracle) and Version 14.x (PostgreSQL) and onwards.
• 3‑4 years of Infrastructure as Code frameworks: Terraform, GIT CI/CD and Ansible experience.
• Good understanding of Oracle and PostgreSQL/GoldenGate/PGLogical database/replication fundamentals.
• Good understanding of NoSQL database fundamentals.
• Strong UNIX platform skills and understanding of network, storage, tiered application environments and security.
• Ability to create and maintain automated database deployments to Public Cloud environment using Infrastructure as Code frameworks: GIT CI/CD and Ansible.
• Experience implementing Infrastructure as Code frameworks, such as Ansible and Terraform.
• Proficiency in coding and scripting with common languages such as Python, Linux Shell and Java.
• Use of CI/CD tools such as GitHub and Jenkins.
• Good interpersonal skills along with effective communication (both written and verbal) skills.
• Demonstrated ability to solve complex systems and database environment issues.
• Demonstrated ability to work in a complex organization to determine business and customer needs, providing the best solution to meet those needs.
• Work experience in a financial institute will be preferred.

Additional Information

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

IT Services and IT Consulting

Industries

IT Services and IT Consulting

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