Fullstack Software Engineer (AI)

TL;DR

Senior Fullstack Software Engineer (AI): Building and enhancing features across deals, contacts, and lists for a CRM platform with an accent on performance optimization and productization. Focus on developing frontend experiences, contributing to AI agentic workflows, and maintaining legacy codebases while driving modernization efforts.

Location: Onsite in Krakow, Poland

Salary: zł 184,000–276,000 per year

Company

hirify.global is an autonomous marketing platform that empowers teams to automate campaigns with AI agents and goal-based automation, helping businesses unlock boundless opportunities.

What you will do

• Build and enhance features across deals, contacts, and lists in the PHP application.
• Develop and improve frontend experiences in the CRM using React and Ember.
• Drive productization, evolving CRM features to be more scalable and configurable.
• Identify and implement performance improvements across backend and frontend.
• Contribute to the design and implementation of agentic AI workflows.
• Maintain and evolve legacy codebases while driving modernization efforts.

Requirements

• 4+ years of work experience in a fullstack software engineering role.
• Demonstrated knowledge of the challenges of scaling SaaS systems.
• Experience writing production code in PHP following accepted coding standards.
• Solid frontend experience with React or Ember.
• Familiarity with DB technologies: MySQL, DynamoDB, Redis.
• Strong problem-solving skills and ability to work across multiple codebases and technologies.

Nice to have

• Experience with Python for backend services or agentic workflows.
• Experience or interest in AI/ML systems or LLM integrations.
• Familiarity with CI/CD practices and patterns.
• Knowledge of AWS (or any public cloud).
• Understanding of CRM domain concepts (contacts management, deal pipelines, segmentation).

Culture & Benefits

• Comprehensive health and dental benefits paid 100% for you and 50% for dependents, plus telehealth and Calm subscription.
• Access to LinkedIn Learning, professional development programs, and career growth opportunities.
• Generous paid time off, including a four-week paid sabbatical with bonus after five years.
• Pension scheme with matching contributions and a MultiSport Plus card.
• Home office stipend to cover commuter or work from home expenses.
• Collaborative culture that values innovation, teamwork, and mutual support in an inclusive environment.