Apollo.io

Senior Software Engineer, Growth

Apollo.io
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4 hours ago
Remote, PolandSenior
H1B Sponsor

Responsibilities

  • Develop and execute engineering strategies that enable rapid experimentation and data-driven decision-making.
  • Collaborate cross-functionally to optimize growth metrics and contribute to core product initiatives.
  • Architect and build scalable onboarding flows, personalization engines, viral loops, and other growth systems.
  • Implement A/B testing and data instrumentation for accurate experiment tracking and measurement.
  • Use automation and machine learning to improve engagement, reduce churn, and personalize experiences.
  • Build clean, documented, pixel-perfect, performant, accessible, and cross-browser-compatible software.
  • Maintain code quality, organization, automation, and continuous delivery practices.
  • Apply best practices for performance, security, and scalability while communicating progress and blockers to stakeholders.
  • Participate effectively in global team meetings, stand-ups, manager 1:1s, feedback, and mentorship.

Requirements

  • Bachelor of Science in Computer Science or equivalent experience.
  • At least 5 years of industry experience in frontend or full-stack development building large-scale applications.
  • Proficiency in JavaScript/ES6, TypeScript, React, Redux, HTML, CSS, and at least one backend language such as Ruby/Ruby on Rails, Python, or Node.js.
  • Experience with AWS or GCP, REST APIs, analytics tools, and A/B testing platforms.
  • Familiarity with growth frameworks such as Pirate Metrics and viral loops.
  • Strong UX and product sense, attention to detail, and an ability to build performant, accessible, and scalable interfaces.
  • Experience using AI tools for code generation, debugging, and software development productivity.
  • Preferred experience includes growth work at a startup or scaling product and knowledge of SEO, Braze, HubSpot, or marketing automation.

Benefits

  • Permanent employment under an employment contract (Umowa o pracę), not a B2B contract.
  • Open, collaborative global work environment with hands-on mentorship and opportunities for career growth.
  • Resources, support, and autonomy to own work and make a measurable impact.
  • Culture encouraging experimentation, bold ideas, continuous learning, and cross-functional collaboration.

Tech Stack

AnsibleAWSCSSDockerElasticsearchGitHub ActionsGoogle Cloud PlatformGrafanaHTMLJavaScriptKibanaKubernetesMongoDBNode.jsPythonReactReduxRubyRuby on RailsTerraformTypeScript

Categories

Full StackGrowth Engineering
Apollo.io

About Apollo.io

501-1,000 employees

Apollo.io is the AI-powered end-to-end go-to-market platform that empowers sales, marketing, and revenue teams to find prospects, engage customers, and close deals with intelligence and efficiency. Trusted by millions of users and hundreds of thousands of companies worldwide, Apollo uniquely combines the industry's largest B2B contact database with an AI-native GTM platform to help teams of any size deliver revenue growth at scale.