Software Architecture, Advisor

Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Software Architecture, Advisor

About the role:

We are seeking a Software Advisor with advanced PostgreSQL expertise to design and govern highly scalable, resilient, and high-performing data-driven systems. This role bridges complex business logic with deep database engine capabilities, with a focus on advanced database clustering, high availability (HA), query optimization, and multi-terabyte data scalability. PostgreSQL database architecture, performance tuning, high availability and disaster recovery planning, cloud database administration (Azure PostgreSQL), database security, schema design and governance, automation, and supporting scalable enterprise applications.

What you’ll do:

• Translate business requirements into scalable logical and physical database models using advanced PostgreSQL capabilities, including JSONB, arrays, and composite types.
• Diagnose database bottlenecks, interpret EXPLAIN ANALYZE output, and optimize complex queries, indexing strategies, and partitioning approaches.
• Design resilient database architectures using connection pooling, read replicas, horizontal harding, and effective failover strategies.
• Define and enforce data standards, schema versioning practices, migration protocols, and ORM integration patterns across teams.
• Implement secure access, row-level security, encryption, and compliance-aligned controls for sensitive data.

Experience you’ll need to have:

• Bachelor’s or master’s degree in Computer Science, Software Engineering, or a related technical.
• 6+ years of progressive software development experience & advanced PostgreSQL architecture.
• 5+ of PostgreSQL internals, including MVCC, WAL, vacuuming strategies, replication, indexing, and performance tuning.
• Hands-on experience deploying and managing PostgreSQL in cloud environments such as Azure, AWS RDS, or Cloud SQL.
• Strong experience with CI/CD pipelines, infrastructure as code, automated deployments, observability, and operational best practices for reliable database and application delivery.
• Strong understanding of microservice data ownership, event-driven architecture, API design, and distributed system patterns.
• 1+ years of experience working at Fiserv as a contractor or employee.

Experience that would be great to have:

• Experience mentoring backend and database engineers, review architectural decisions, and provide guidance on critical design and implementation choices.
• Experience partnering with product, DevOps, security, and engineering teams to balance delivery priorities with long-term architectural scalability.

How you’ll work:

• Fiserv emphasizes in-person collaboration to help you grow your career while shaping the future of fintech; this role is on-site Monday through Friday.
• This role requires use of a computer and audio equipment.

This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Massachusetts, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island, Vermont, Virginia, Maine or Washington.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.

Thank you for considering employment with Fiserv.  Please:

• Apply using your legal name
• Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Equal Opportunity:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law. 

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact [email protected]. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.