Senior MERN Developer

Location: On-site: Eden Prairie, MN

At Sempris, we’re experts in results-driven solutions in the subscription space through the creation of value- based, targeted lifestyle programs, as well as SaaS-based products within the payments industry.

With more than 25 years in this space, we value and recognize the importance of our people to help us continually innovate as well as confidently lead us into the future. So come join a dynamic team within a company poised for growth.

Are you proficient in MangoDB, Express, React, and Node? We are looking for a Senior MERN Developer.


  • Campaign Support: Assist in the development, implementation, and analysis of direct marketing campaigns across various channels
  • Data Analysis: Work with marketing analytics tools to track campaign performance, analyze key metrics, and provide actionable insights for continuous improvement
  • Market Research: Conduct research on industry trends, competitor activities, and customer behaviors to inform marketing strategies and identify new opportunities
  • Collaboration: Coordinate with cross-functional teams, including analytics, brand, and IT, to ensure seamless execution of marketing initiatives
  • Administrative Support: Provide general administrative assistance to the marketing department, including organizing meetings, maintaining calendars, and managing documentation

Minimum Qualifications:

  • Strong self-starter and excellent problem-solving skills are a must
  • Ability to fix bugs and improve performance in existing applications
  • Familiarity with MySQL
  • Working knowledge of Git
  • Ability to break down complex systems into executable features/tasks
  • Understands web hosting protocols such as TCP, HTTP, HTTPS, SMTP, SSH
  • Proven web and server-side development experience in a business environment
  • Recent and in-depth experience building REST APIs & Webhooks

Preferred Qualifications:

  • Experienced with data migration
  • Experience developing SaaS applications
  • Experience with database administration and design
  • Experience with AWS development
  • Knowledge and experience working in the financial industry
  • Experience with PCI-DSS

Sempris offers a great work environment and generous benefits, including:

  • Medical and dental insurance
  • FSA and employer contribution to HSA Account
  • Life Insurance, AD&D, LTD, & Short-Term Disability
  • PTO
  • 401k match
  • Annual bonus plan
  • Employee Assistance Program
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