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Mark43 Logo

Senior Software Engineer

Mark43

$155,000 - $215,000
Oct 31, 2025
Remote, US
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Mark43 is looking to hire experienced and innovative full stack software engineers to build the next generation of cloud-based public safety software, addressing unique problems of scale, security, and reliability.

Requirements

  • at least 8 years of professional experience using Java and React in production.
  • Deep understanding of databases, automated testing, Agile methodologies
  • Proficiency building and managing RESTful APIs
  • Deep experience designing and building out infrastructure for complex cloud-based software applications, preferably hosted in AWS or Azure
  • Knowledge of or prior experience with microservices architecture
  • Extensive knowledge of JavaScript and its many frameworks, HTML, CSS, and an interest in testing out new FE technologies
  • Knowledge of web architecture concepts including HTTP and REST

Responsibilities

  • Building features using popular technologies including but not limited to: Java, React, SQL, Redis, and Elasticsearch;
  • Improve architectural strategy of a front-end or backend area of the product to meet higher velocity needs created by our growing customer base.
  • Reviewed code submitted by other software engineers, and submitted your own code for review as part of our pull-request deployment process
  • Spent time meeting with a Product Designer to explain technical constraints for a specific feature
  • Collaborating with design and product teams to understand and document feature requirements
  • Written clear, concise technical documentation to accompany your code that your teammates will trust
  • Spent time testing out a new technology or taking part in a discussion on ways to improve our code base and engineering practices

Other

  • Applicants must be authorized to work for any employer in the country in which the role is being hired.
  • We are unable to sponsor or take over sponsorship of an employment visa at this time.
  • Humble, open, and curious.
  • Attentive, active listeners.
  • Resilience.