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Fiserv · 23 hours ago

Senior Ab Initio developer

Alpharetta, GA

Full-time

Onsite

Senior Level, Lead/Staff

$90K/yr - $158K/yr

10+ years exp

Fiserv is a global leader in Fintech and payments, connecting financial institutions, corporations, merchants, and consumers. The Senior Ab Initio developer will design, develop, and support large-scale ETL solutions while ensuring reliable data processing and governance.

Financial ServicesFinTechInformation ServicesInformation Technology

No H1B

U.S. Citizen Only

Responsibilities

Provide 24/7 on-call rotation and support mission‑critical production Ab Initio systems

Design, build, debug and optimize Ab Initio graphs and metaprograms for high‑volume data processing

Architect and implement high‑availability and clustered Ab Initio environments and troubleshoot and improve runtime behavior and performance of graph executions

Implement and maintain Ab Initio EME environments and associated operational processes and Integrate Ab Initio jobs with relational and NoSQL data stores (Oracle, DB2, SQL, Mongo, etc.)

Build and maintain ingestion pipelines, interfaces and automation using Python and shell scripting and participate in DevOps/CI‑CD pipeline activities (Azure DevOps, Jenkins, GitLab, scanning tools) and apply Ab Initio DevOps practices

Apply test automation and quality practices (TDD/BDD) for ETL solutions and Collaborate with architects, data engineers and business stakeholders to produce source‑to‑target mappings and end‑to‑end data flows

Use Splunk and Excel (advanced macros) for monitoring, diagnostics and data analysis

Mentor team members, drive design reviews, and enforce data governance and operational standards and Participate in Agile delivery processes and sprint ceremonies

Qualification

Ab InitioETL solutionsDevOps CI/CDPythonOracleDB2SQLMongoDBUnix shell scriptingAgile methodologiesData governanceMentoring

Required

10+ years overall IT experience designing, developing and implementing large-scale software applications

8+ years hands-on Ab Initio experience

5+ years hands-on experience designing and developing ETL and data warehousing solutions

Expert in Ab Initio graph development, debugging, metaprogramming and EME and deep understanding of Ab Initio architecture and high-availability clustered setups

Proficient with Oracle, DB2, SQL, Mongo and other RDBMS/NoSQL implementations in Ab Initio contexts and strong Unix shell scripting skills and Python scripting experience for alerts, monitoring, data movement and automation

Practical experience with end-to-end DevOps CI/CD pipelines (Azure DevOps, Jenkins, GitLab, scanning tools) and with cloud and streaming technologies (including Kafka) and migrating apps/databases to cloud

Must be ready to participate in on-call rotation to support production systems

Bachelor's degree in computer science or related field