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Sr DXP Developer (Optimizely)

Advantage Technical
$60.00-$70.00
paid holidays
United States, Connecticut, New Haven
Feb 12, 2026

Position: Contract to hire

Location: Hybrid New Haven, CT

The Senior DXP developer will develop solutions requiring analysis and research, working on small to large complex projects that requires increased skill of the Optimizely platform. Analyzes, codes, tests, documents and supports the web applications that are developed and maintained within ITS and interfacing with outside vendors. Performs design work.

The DXP Developer will collaborate with our UI/UX team, mentor junior staff and foster a collaborative environment.

Core Responsibilities



  • Participate actively in sprint planning, backlog refinement, and daily standups.
  • Work independently on user stories and implementation tasks, ensuring timely completion and quality.
  • Develop and maintain unit and integration tests to support robust software deployment.
  • Investigate and address performance issues, technical challenges, and operational problems.
  • Draft and update technical documentation to ensure clarity and continuity.
  • Manage task-level communications, promptly reporting delays or blockers to ensure project timelines are met.
  • Triage defects effectively and develop fixes to maintain software integrity and user satisfaction.
  • Provide detailed code walkthroughs to the lead developer or system architect, demonstrating thorough understanding and implementation of requirements.
  • Demonstrate completed work to key stakeholders and internal audiences, highlighting functionality and aligning with OneMember program goals.

    Skills Qualifications


  • Expert-level knowledge of Optimizely CMS.
  • A solid understanding and experience of standard DevOps tooling and processes.
  • High-level knowledge of Git and the standard development workflows.
  • Solid knowledge of JavaScript and JavaScript frameworks such as React/Angular etc.
  • Strong understanding of the SDLC and agile software development principles
  • Proven experience with Optimizely's platform and its customization, with depth in the CMS product.
  • Strong proficiency in Microsoft .NET development.
  • Experience writing and maintaining unit and integration tests.
  • Excellent problem-solving skills and ability to research optimal solutions.
  • Strong communication skills, capable of effectively articulating technical challenges and solutions to team members and stakeholders.
  • Ability to work independently and adapt to new challenges and environments.
  • Ability to prioritize and successfully manage multiple initiatives.


Education Required:



  • BA or BS in Computer Science, Information Systems or related field required.
  • 10 or more years related IT work experience in software development, installation and modification in an online environment or equivalent combination of training and experience
  • Preferred:
  • ITIL Foundation certificate preferred



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The base pay range listed reflects what we reasonably expect to offer for this role. Actual pay may vary based on location, experience, and performance. Depending on the position, benefits may include medical, dental, and vision coverage; retirement and savings plans; paid holidays and time off; supplemental insurance; and additional wellness or incentive programs.

After you have applied, download our Staffmark Group WorkNOW App to receive real-time job offers and apply for additional opportunities. You can download it from the App Store or get it on Google Play.

About Us

Advantage Technical connects top- talent in technology, engineering, and technical fields with forward-looking companies.

Advantage Technical is an equal opportunity employer. All applicants will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other legally protected status. Advantage Technical offers reasonable accommodations for qualified individuals with disabilities; contact your local branch for inquiries. Advantage Technical is an E-Verify employer. See our Privacy Notice for Candidates and Employees/Contractors at https://smgroupna.com/privacy-notice-for-candidates-and-employees-contractors. By applying, you consent to receive AI-generated and non-AI-generated calls, texts, or emails from Staffmark Group, its affiliates, and partners. Frequency varies and message/data rates may apply. Reply STOP to cancel or HELP for help.

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