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Fiserv

Site Reliability Engineer

Fiserv

Site Reliability Engineer at Fiserv improving Point of Sale systems with software and hardware integration. Collaborating with teams to support millions of daily transactions across various business platforms.

Posted 7/30/2026full-timeBengaluru • 🇮🇳 IndiaMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Proficient in designing and automating large-scale distributed systems, with expertise in cloud technologies and security management. Strong problem-solving skills and experience in platform management across various domains, ensuring seamless integration and operation of Point of Sale systems.

Highest-signal resume keywords
Large-Scale Distributed Systems DesignCloud Technologies: Azure, AWS, GCPLinux Environment Troubleshooting: CentOS, RHELInfrastructure Automation: Terraform, AnsibleSecurity Management Tools: Vault, Venafi

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
JavaGoPythonRubyTCP/IP ModelMTLS DiagnosisKubernetes: OpenshiftSQL Databases: MySQL, PostgreSQLLoad Balancers: HA Proxy, F5Monitoring: DataDog, Prometheus
Soft Skills
Problem-SolvingCollaborationProactive Mitigation
Tools & Technologies
Cloud Management: Pulumi, Cloud FormationConfiguration Management: Puppet, ChefService Mesh: Istio, Consul
Industry Keywords
Point of Sale SystemsPayment ProcessingTransaction ManagementInfrastructure SecurityCloud-Based Solutions

Tech Stack

Tools & technologies
AnsibleAWSAzureChefCloudConsulDistributed SystemsGoGoogle Cloud PlatformJavaKubernetesLinuxMySQLOpenShiftPostgresPrometheusPuppetPythonRubySQLTCP/IPTerraformVault

About the role

Key responsibilities & impact
  • Deliver a premier Point of Sale system that encompasses a seamless end-to-end solution.
  • Integrate elegant hardware devices, cloud-based POS software, streamlined payments processing, and robust platform APIs for third-party developers.
  • Empower businesses ranging from small merchants to vast stadiums, facilitating millions of daily transactions.
  • Support devices and platform that underpin countless payment interactions between merchants and customers each day.
  • Collaborate with teams to impact millions of merchants' lives, one transaction at a time.

Requirements

What you’ll need
  • Bachelor's degree in Computer Science or equivalent practical experience
  • Proficiency in designing, analyzing, scaling, and rectifying issues within large-scale distributed systems
  • Proficiently automating top-tier platform solutions using programming languages such as Java, Go, Python, or Ruby
  • Five years of experience troubleshooting and securing Linux environments, with a preference for CentOS or RHEL
  • Strong grasp of the TCP/IP Model and adeptness in diagnosing networking concerns with mTLS
  • Familiarity with diverse Cloud technologies such as Azure, AWS, or GCP
  • Regular experience deploying secure infrastructure and adeptness in automating security-related challenges like certificate or identity management issues
  • Willingness to participate in on-call rotations and proactively mitigate potential problems
  • Over five years of experience tackling platform management challenges across many of these domains: Cloud Management: Terraform, Pulumi, or Cloud Formation. Configuration Management Tools: Puppet, Ansible, or Chef. Kubernetes: Proficiency in Openshift and/or Cloud Native Solution (AWS, GCP). Load Balancers: Mastery of HA Proxy, F5, or Cloud Native Solution (AWS, GCP). Monitoring: Experience with Telegraf, DataDog, Wavefront, or Prometheus. SQL Databases: Familiarity with CloudSQL, MySQL, or PostgreSQL. Security Management Tools: Familiarity with Venafi, Vault, and/or Cloud Native Solution (AWS, GCP). Service Mesh: Proficiency with HA Proxy, Istio, or Consul.
  • Demonstrated history of adept problem-solving abilities, with the capacity to rapidly master any of the aforementioned domains if certain skills are not already possessed.

Benefits

Comp & perks
  • Health insurance
  • Retirement plans
  • Paid time off
  • Flexible work arrangements
  • Professional development