1 day ago
Base Salary
$110k - $186k/yr
Responsibilities
- Design, build, and deploy Python/LLM API or Node.js automation tooling and AI-assisted workflows for client onboarding, data transformation, and implementation verification.
- Architect and validate REST/SOAP API connections, webhooks, and secure transaction flows between client ERPs, payment gateways, and Fiserv processing engines.
- Build automated test suites and CI/CD validation pipelines for merchant configurations, state management, and asynchronous transaction flows.
- Maintain implementation tooling repositories, conduct peer code reviews, and optimize backend scripts for reliability and performance.
- Troubleshoot integration failures, API mismatches, and data payload anomalies and conduct root-cause analysis during client implementations.
Requirements
- At least 5 years of hands-on software development experience building integration tools, automation frameworks, or backend microservices.
- Strong proficiency in Python or Java and required familiarity with Node.js/TypeScript for full-stack automation.
- At least 3 years of experience engineering automated workflows involving state management, multithreading, and asynchronous event processing.
- At least 3 years of experience writing, optimizing, and debugging SQL queries across relational databases such as PostgreSQL, MySQL, or Oracle.
- Experience deploying tools in AWS, Azure, or GCP using Git, Docker, and CI/CD platforms such as Jenkins, GitHub Actions, or GitLab CI.
- Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical experience.
- Preferred experience with OpenAI APIs, Claude, LangChain, generative AI workflows, payment lifecycles, PCI-DSS, SAP ECC/S4HANA, Oracle EBS, JD Edwards, and Linux/Unix shell scripting.
Benefits
- On-site work Monday through Friday.
- Fuel Your Life well-being program, paid holidays, generous time away policies, and no-cost mental health support.
- Living Proof peer-recognition rewards program and eight Employee Resource Groups.
- Training, development, and internal mobility opportunities.
- Medical, dental, vision, life, and disability insurance options available from day one.
- Retirement planning, discounted shares through the Employee Stock Purchase Plan, tuition assistance, and paid parental, caregiver, and military leave.
Tech Stack
AWSAzureDockerGitGitHub ActionsGitLab CI/CDGoogle Cloud PlatformJenkinsLinuxMySQLNode.jsPostgreSQLPythonSOAPTypeScript
Categories
Solutions Engineering
About Fiserv
Fiserv builds payments and financial technology for banks, credit unions, merchants, and billers, including merchant acquiring, card issuing, core banking, and digital banking platforms. It earns revenue through transaction processing, software licensing, and managed services across POS (Clover), bill pay, ACH and card networks, and risk/compliance. The public company is headquartered in Milwaukee, trades on NASDAQ/BMV, acquired First Data in 2019, and serves clients in more than 100 countries.