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Senior Performance Engineers

DENVER-80022, CO, US
01/04/2019

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Required Skills

ASP.NET

Company

Infinity Consulting Solutions, Inc

Experience

8 to 10 Year(s)

Job Description

Senior Performance Engineers

Denver, CO

Contract to Hire

2-3 Days Remore

The Performance Engineer will play a key role in ensuring that key milestones are met for web application performance, load and stress for one or more commercial enterprise class web products for our global Fortune 500 clients, as well as being a key contributor to capacity planning strategies.

The successful candidate must be able to profile and triage performance and scalability problems through the web, application, database and infrastructure stacks.

This includes identifying and partnering to remediate problem areas at the UI, web service, application container, configuration, data access layer and database layers.

This candidate will work with production support teams, architects, engineers and data center personnel in the identification and remediation of these priority issues.

Key Responsibilities:

- Responsible for providing expertise and technical leadership in performance engineering and tuning for large-scale software systems so they achieve system performance SLA objectives.

- Technical leadership includes performance assurance, defining performance validations (including high-volume load, large dataset performance and stress analysis), capacity planning and configuration planning/management.

- Partner with load/performance testing engineers for determining the validations that indicate performance objectives have been attained in the software product ready for client shipment.

- Works closely with product development personnel to attain the highest level of system performance by identifying potential performance bottlenecks and mitigation strategies for improvement.

- Identify web, application performance patterns and database parameters needed for optimal performance, based on client workload characterization and assist in an on-going basis to realize stated product and solution performance objectives.

- Partners with the Load/Perf Testing leadership in developing performance validation plans and performance test results documents.

- Conduct code reviews for peers and/or junior engineering team members based upon identified performance issues in order to increase the team knowledge of performance anti-patterns.

Requirements:

- Bachelor's degree and 8+ years of related engineering experience

- Experience working with the full Microsoft technology stack, including .NET/C# ,SQL Server, ASP.NET, MVC and Web API

- Object Relation Mapping (ORM) such as Entity Framework or nHibernate

- Experience with front-end libraries, AngularJS and Bootstrap.

- RESTful Architecture experience

- Experience with Software as a Service (SaaS), multi-tenancy application development

- Experience working with large relational databases (SQL Server) in development and administration

- Demonstrable knowledge of networking protocols (such as HTTP, TCP/IP and UDP), load balancer/failover approaches, web application security and multi-tier web application architectures.

- Experience in detecting memory leaks, deadlocks, hanging and looping processes, slow running processes, slow running database queries and biggest resource consumer.

- Applied knowledge of approaches and tools such as ANTS, dotTrace, Glimpse, Stackify, SQL Profiler, SQL Monitor

- In depth experience and knowledge of performance analysis, tuning techniques and benchmarking from the UI to the data tier

- Develop robust benchmark workloads based on production traffic patterns and anticipated feature usage with varying load levels and varying account sets.

- Demonstrated experience of meeting performance related deliverables on aggressive schedules with quality and on schedule

- Excellent organizational skills, multitasking ability and proven analytical, methodical thinking, problem solving and decision making skills

- Excellent verbal and writing skills, including the ability to research, design, and write new documentation, as well as to maintain and improve existing material

- Experience working for a national or global commercial software product company requiring software product usage and high availability in a 24/7/365 model.

- Experience working with collaboration and issue tracking tools such as Confluence and JIRA

- Strong work ethic is a must

- Proactive: Must be willing to seek out information and solutions that are pertinent to their responsibilities and key to their delivery

- Must be willing to remediate code written by others

- Team player attitude with a focus on the success of the team is a MUST

- Proactively collaborates with other teams/team members ( Enterprise Architecture, Quality Assurance, Engineering, Information Security) across global time zones with the upmost professionalism, tact and resolve