USD 153317–153317/yr

Senior Software Engineer

Chicago · Chicago · (chicago)Full-timesenior
Software EngineerSoftware Engineering
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Quick Summary

Overview

Software Engineers work as part of a cross-functional product team in the design, implementation and maintenance of ActiveCampaign's software product.

Technical Tools
Software EngineerSoftware Engineering
Software Engineers work as part of a cross-functional product team in the design, implementation and maintenance of ActiveCampaign's software product. This position will collaborate with the team to perform full-stack engineering, design and build new features and capabilities, and solve technical problems. This role will join the Partner Platform Team that builds and maintains our partner portal and APIs that empower hundreds of partners to manage thousands of customers' accounts within the ActiveCampaign software. Specifically, the Senior Software Engineer will: Independently produce high quality, tested code according to modern coding standards, best practices and architectural technical vision. Deliver complex and large features working with cross-functional teams including UX, Product Team, ARG and more. Build maintainable, scalable and comprehensive systems. Participate in detailed code reviews, providing helpful and specific feedback to teammates and advocating for improved standards. Author and execute feature-level or project-level test plans. Capably troubleshoot and debug large-scale systems (user base of 150k+) and legacy systems. Create observability tooling including alerts and dashboards to measure and optimize production systems. Support legacy & modern services and applications in the public cloud and deploy them through CI/CD practices. Execute, monitor and validate production changes. Produce documentation for help guides, code comments, service playbooks, and at times, technical designs. **Position allows remote work in selected states subject to company policy.**
  • This position requires a Bachelor’s degree in Computer Science, Computer Engineering, or related engineering field, or foreign equivalent
  • 5 years of relevant experience in software engineering or a related occupation.
  • 5 years of experience developing SaaS systems using REST APIs or micro-services on Kubernetes
  • 5 years of experience developing using frameworks including: Slim, Symfony or GraphOL; 5 years of experience using tool including Gitlab, Vault, Grafana, Jira, PHPStorm or Pycharm
  • 5 years of experience working in a LAMP stack (Linux, Apache, MySQL, PHP)
  • 4 years of experience working with front-end languages including: JavaScript, React, JQuery, Typescript, CSS or HTML
  • 4 years of experience using data stores including: MySQL DB, DynamoDB, NoSQL or Redis
  • 4 years of experience of formal onboarding, training or mentoring other software engineers
  • 4 years of experience producing automated test to complement code written
  • 4 years of experience completing projects as a major contributor; 4 years of experience designing systems using OOP, DDD or SOLID
  • 4 years of experience using auth services or formats such as OAuth or JWT
  • 2 years of experience using services including: Kafka, AWS services or ElasticSearch.
  • Will accept any suitable combination of education, training, and experience.
  • Listing Details

    Posted
    February 17, 2026
    First seen
    March 26, 2026
    Last seen
    April 23, 2026

    Posting Health

    Days active
    27
    Repost count
    0
    Trust Level
    44%
    Scored at
    April 23, 2026

    Signal breakdown

    freshnesssource trustcontent trustemployer trust
    Activecampaign
    Employees
    5
    Founded
    2003
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    ActivecampaignSenior Software EngineerUSD 153317–153317