Senior Software Engineer – Cloud & Network Integration

Fiserv
United States
Workplace: OnsiteFull timeFunction: Software EngineeringEducation: bachelorsSkills: ["Communication","Technical problem-solving","Analytical skills","Relationship-management","Code review"]

Build and support the cloud-native Vision NEXT platform, a card issuing and payment processing system powered by microservices, APIs, and event-driven architecture. Design REST and event-driven integrations (RabbitMQ, webhooks) with reliable delivery patterns, develop API test automation (RestAssured, Karate, Postman/Newman), troubleshoot production and performance issues, and collaborate with infrastructure, network, and security teams to maintain stability and reliability in AWS environments.

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FursaFursa
Fiserv
Fiserv
3 days ago

Senior Software Engineer – Cloud & Network Integration

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Source: Company careers pageValidated by: Fursa AI
Last checked: 2 hours agoStatus: Live

Job Summary

Build and support the cloud-native Vision NEXT platform, a card issuing and payment processing system powered by microservices, APIs, and event-driven architecture. Design REST and event-driven integrations (RabbitMQ, webhooks) with reliable delivery patterns, develop API test automation (RestAssured, Karate, Postman/Newman), troubleshoot production and performance issues, and collaborate with infrastructure, network, and security teams to maintain stability and reliability in AWS environments.
Location: United States
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Design, develop, test, and implement software applications supporting the Vision NEXT cloud-native platform.
  • •Develop and support REST and event-driven integrations (RabbitMQ, webhooks) with retry and idempotency patterns.
  • •Build and maintain API test automation using RestAssured, Karate, and Postman/Newman.
  • •Troubleshoot and resolve complex application, connectivity, and production support issues, including performance and root-cause analysis.
  • •Collaborate with infrastructure, network, and security teams to ensure platform stability, performance, and reliability in AWS environments.

Key Requirements

  • •6+ years of software development or engineering experience.
  • •3+ years hands-on Java, C#, C++, C, or similar object-oriented programming languages.
  • •Hands-on experience with REST and event-driven integrations (RabbitMQ, webhooks) and retry/idempotency design patterns.
  • •2+ years developing or supporting applications in AWS, Azure, or Google Cloud Platform (GCP).
  • •Bachelor’s degree in Information Technology, Computer Science, Engineering, or equivalent experience.
Experience:FintechPaymentsCloud-native architecturesMicroservicesEvent-driven systems
Education:Bachelor's in Information Technology, Computer Science, Engineering, or a related field
Skills:CommunicationTechnical problem-solvingAnalytical skillsRelationship-managementCode review
Languages:SpanishPortuguese
Tech Stack:JavaC#C++CRESTRabbitMQWebhooksAWSAzureGCPMicroservicesEvent-driven architecturePostmanNewmanRestAssuredKarateKubernetesRed Hat OpenShiftTCP/IPDNS

Eligibility

Nationality:US National
Visa:Green Card

Company Brief

Fiserv
Provides payments, processing services, risk management, and core banking technology to financial institutions, merchants, and businesses worldwide, enabling digital payments, account processing, and financial services integration.
Industry: Fintech Infrastructure
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Brookfield, United States
Founded: 1984
WebsiteLinkedIn