ActiveCampaign

4 months ago

Staff Software Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 11 hours agoStatus: Live

Job Summary

Senior, hands-on software engineering leader focused on the Kraków Hub. You will drive AI-first transformation, architect agentic workflows, mentor engineers, and balance performance with long-term architectural health across a multi-stack SaaS platform (PHP, React/Ember, Python) while collaborating across time zones.

Location: Krakow

Workplace: Hybrid

Employment Type: Full time

Job Function: Software Engineering

Key Responsibilities

•Drive technical direction across the Kraków Hub, serving as a strategic advisor or embedding into squads when complexity requires a master-level touch.
•Architect scalable agentic AI features, ensuring autonomous workflows and LLM integrations are reliable and maintainable at scale.
•Identify and resolve platform-wide bottlenecks with a whole-system perspective, optimizing frontend and backend performance across React/Ember, PHP, and Python.
•Champion AI-assisted engineering practices by evaluating and adopting cutting-edge tools to accelerate how teams build and test software.
•Mentor and grow talent through pairing and code reviews, fostering ownership and technical rigor within the hub.

Pay and Benefits

Salary: PLN 369,000 - 451,000 annually

Perks:Health InsurancePensionHome OfficeLearning Budget

Key Requirements

•8+ years of hands-on software engineering experience with a track record of delivering high-impact results across multiple product areas or complex SaaS systems.
•Deep production experience in PHP and modern backend technologies, complemented by a strong competency in React or Ember.
•Proven expertise in AI and Agentic development, including autonomous agents, multi-agent orchestration, or deep LLM integrations.
•Ability to act as a technical advisor with strong architectural documentation and whole-system ownership mindset.
•Experience in high-growth SaaS environments, ideally in marketing automation or CRM, with knowledge of AWS, CI/CD, and observability at scale.

Experience:8+ yearsSaaSCRMMarketing automationAI

Skills:LeadershipMentoringCommunicationProblem-solving

Languages:English

Tech Stack:PHPReactEmberPythonMySQLDynamoDBRedisAWSCI/CDObservabilityCopilotCursorDevin

Company Brief

ActiveCampaign

Provides a customer experience automation platform combining email marketing, marketing automation, CRM, and messaging to help small and mid-market businesses personalize customer interactions and drive growth.

Industry: Enterprise Software

Company Size: Enterprise (1,001+ employees)

Growth: Scaleup

Funding: Private Equity Backed

Headquarters: Chicago, United States

Founded: 2003

Glassdoor: 4.2

Website LinkedIn

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ActiveCampaign

4 months ago

Staff Software Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 11 hours agoStatus: Live

Job Summary

Location: Krakow

Workplace: Hybrid

Employment Type: Full time

Job Function: Software Engineering

Key Responsibilities

•Drive technical direction across the Kraków Hub, serving as a strategic advisor or embedding into squads when complexity requires a master-level touch.
•Architect scalable agentic AI features, ensuring autonomous workflows and LLM integrations are reliable and maintainable at scale.
•Identify and resolve platform-wide bottlenecks with a whole-system perspective, optimizing frontend and backend performance across React/Ember, PHP, and Python.
•Champion AI-assisted engineering practices by evaluating and adopting cutting-edge tools to accelerate how teams build and test software.
•Mentor and grow talent through pairing and code reviews, fostering ownership and technical rigor within the hub.

Pay and Benefits

Salary: PLN 369,000 - 451,000 annually

Perks:Health InsurancePensionHome OfficeLearning Budget

Key Requirements

•8+ years of hands-on software engineering experience with a track record of delivering high-impact results across multiple product areas or complex SaaS systems.
•Deep production experience in PHP and modern backend technologies, complemented by a strong competency in React or Ember.
•Proven expertise in AI and Agentic development, including autonomous agents, multi-agent orchestration, or deep LLM integrations.
•Ability to act as a technical advisor with strong architectural documentation and whole-system ownership mindset.
•Experience in high-growth SaaS environments, ideally in marketing automation or CRM, with knowledge of AWS, CI/CD, and observability at scale.

Experience:8+ yearsSaaSCRMMarketing automationAI

Skills:LeadershipMentoringCommunicationProblem-solving

Languages:English

Tech Stack:PHPReactEmberPythonMySQLDynamoDBRedisAWSCI/CDObservabilityCopilotCursorDevin

Company Brief

ActiveCampaign

Industry: Enterprise Software

Company Size: Enterprise (1,001+ employees)

Growth: Scaleup

Funding: Private Equity Backed

Headquarters: Chicago, United States

Founded: 2003

Glassdoor: 4.2

Website LinkedIn