Software Engineer - Infrastructure

What does a successful Senior DevOps Engineer do at Fiserv?

This role’s focus will be on contributing and enhancing our DevOps environment within Issuer Solution group, where our cross functional Scrum teams are delivering solutions built on cutting-edge mobile technology and products. You will be expected to support across the wider business unit, leading DevOps practices and initiatives.

What will you do:

• Build, manage, and deploy CI/CD pipelines.

• DevOps Engineer - Helm Chart, Rundesk, Openshift

• Strive for continuous improvement and build continuous integration, continuous development, and constant deployment pipeline.

• Implementing various development, testing, automation tools, and IT infrastructure

• Optimize and automate release/development cycles and processes.

• Be part of and help promote our DevOps culture.

• Identify and implement continuous improvements to the development practice

What you must have:

• 3+ years of experience in devops with hands-on experience in the following:

- Writing automation scripts for deployments and housekeeping using shell scripts (bash) and ansible playbooks

- Building docker images and running/managing docker instances

- Building Jenkins pipelines using groovy scripts

- Working knowledge on kubernetes including application deployments, managing application configurations and persistence volumes

• Has good understanding on infrastructure as code

• Ability to write and update documentation

• Demonstrate a logical, process orientated approach to problems and troubleshooting

• Ability to collaborate with multi development teams

What you are preferred to have:

• 8+ years of development experience

• Jenkins administration experience

• Hands-on experience in building and deploying helm charts

Process Skills:

• Should have worked in Agile Project

About Company:

• Role Overview

• Senior Engineer with a strong background and experience in cloud related technologies and architectures. Can design target cloud architectures to transform existing architectures together with the in-house team. Can actively hands-on configure and build cloud architectures and guide others.

• Key Knowledge

• 3-5+ years of experience in AWS/GCP or Azure technologies
• Is likely certified on one or more of the major cloud platforms
• Strong experience from hands-on work with technologies such as Terraform, K8S, Docker and orchestration of containers.
• Ability to guide and lead internal agile teams on cloud technology
• Background from the financial services industry or similar critical operational experience

• Responsible for the entire infrastructure including Production (both bare metal and AWS).
• Manage and maintain the production systems and operations including SysAdmin, DB activities.
• Improve tools and processes, automate manual efforts, and maintain the health of the system.
• Champion best practices, CI-CD, Metrics Driven Development
• Optimise the company's computing architecture
• Conduct systems tests for security, performance, and availability
• Maintain security of the system
• Develop and maintain design and troubleshooting documentation

• 7+ years of experience into DevOps/Technical Operations
• Extensive experience in operating scripting language like shell, python, etc
• Experience in developing and maintaining CI/CD process for SaaS applications using tools such as Jenkins
• Hands on experience in using configuration management tools such as Puppet, SaltStack, Ansible, etc
• Hands-on experience to build and handle VMs, Containers utilizing tools such as Kubernetes, Docker, etc
• Hands on experience in building, designing and maintaining cloud-based applications with AWS, Azure,GCP, etc
• Knowledge of Databases (MySQL, NoSQL)
• Knowledge of security/ethical hacking

• Have experience with ElasticSearch, Kibana, LogStash
• Have experience with Cassandra, Hadoop, or Spark
• Have experience with Mongo, Hive

Roles and Responsibilities 

• Primary stakeholder collaborating with Dir Engineering on software/infrastructure architecture, monitoring/alerting framework and all other architectural level technical issues
• Design and manage implementation of Silvermine’s high performance, scalable, extensible and resilient microservices application stack based of existing, partially migrated monolithic application and for new product development.  Includes:
  • Utilizing either ECS Fargate (no EC2 clusters) or EKS as the orchestration framework – to be tested up to a minimum of 100k concurrent users
  • Exploring, designing and implementing use of on demand compute (Lambda) where appropriate
  • Scalable and redundant data architecture supporting microservices design principles
  • A scalable reverse proxy layer to isolate microservices from managing network connections
  • Utilizing CDN capabilities to offload origin load via an intelligent caching strategy
  • Leveraging best in breed AWS service offerings to enable team to focus on application stack instead of application scaffolding while minimizing operational complexity and cost
  • Monitoring and optimizing of stack for
• Security and monitoring
  • Leverage AWS and 3rd party services to monitor the application stack and data; secure them from DDOS attacks and security breaches; and alert the team in the vent of an incident
  • Using APM and logging tools:
    • Monitor application stack and infrastructure component performance
    • Proactively detect, triage and mitigate stack performance issues
    • Alert upon exception events
    • Provide triaging tools for debugging and Root Cause Analysis.
• Enhance the CI/CD pipeline to support automated testing, a resilient deployment model (e.g., blue-green, canary) and 100% rollback support (including the data layer)
• Development a comprehensive, supportable, repeatable IAC implementation using CloudFormation or Terraform
• Take a leadership role and exhibit expertise in the development of standards, architectural governance, design patterns, best practices and optimization of existing architecture.
• Partner with teams and leaders to provide strategic consultation for business process design/optimization, creating strategic technology road maps, performing rapid prototyping and implementing technical solutions to accelerate the fulfillment of the business strategic vision.
• Staying up to date on emerging technologies (AI, Automation, Cloud etc.) and trends with a clear focus on productivity, ease of use and fit-for-purpose, by researching, testing, and evaluating.
• Providing POCs and product implementation guidelines.
• Applying imagination and innovation by creating, inventing, and implementing new or better approaches, alternatives and breakthrough ideas that are valued by customers within the function.
• Assessing current state of solutions, defining future state needs, identifying gaps and recommending new technology solutions and strategic business execution improvements.
• Overseeing and facilitating the evaluation and selection technology, product standards and the design of standard configurations/implementation patterns.
• Partnering with other architects and solution owners to create standards and set strategies for the enterprise.
• Communicating directly with business colleagues on applying digital workplace technologies to solve identified business challenges.

Skills Required:

• Good mentorship skills to coach and guide the team on AWS DevOps.
• Jenkins, Python, Pipeline as Code, Cloud Formation Templates and Terraform.
• Experience with Dockers, Containers, Lambda and Fargate is a must
• Experience with CI/CD and Release management
• Strong proficiency in PowerShell scripting
• Demonstrable expertise in Java
• Familiarity with REST APIs

Qualifications:

• Minimum of 5 years of relevant experience in Devops.
• Bachelors or Masters in Computer Science or equivalent degree.
• AWS Certifications is added advantage