Senior Software Engineer (AI)

Location: Krakow, Poland; hybrid, with at least 3 days per week in the office for candidates within reasonable commuting distance.

Company

hirify.global is a SaaS company providing cloud software that automates and controls financial close processes and offers an AI-powered Invoice-to-Cash solution for accounts receivable teams.

What you will do

• Own complex features from concept through production using clean, performant, well-tested code.
• Use AI-driven development tools such as Cursor and Claude to accelerate design, coding, and testing.
• Design scalable, robust, and maintainable solutions for the core SaaS platform.
• Collaborate with product managers, designers, and engineers on requirements, technical direction, and delivery.
• Build for enterprise-scale performance, reliability, security, and observability across microservices.
• Mentor engineers through code reviews, knowledge sharing, and engineering best practices.

Requirements

• Demonstrated expertise using AI-driven development tools, including Cursor or Claude, to improve engineering velocity and quality.
• Strong experience designing, building, and deploying production-grade, scalable, and secure SaaS applications.
• Proficiency in C#/.NET and React is required.
• Deep understanding of software architecture, data structures, and algorithms.
• Openness to learning Python and contributing regularly to Python code alongside C#.
• Experience driving complex projects from ambiguous requirements to successful launch.
• Strong knowledge of modern development practices, including CI/CD, automated testing, and infrastructure-as-code.
• Strong observability mindset covering logging, metrics, and distributed tracing across microservices.
• Excellent written and verbal communication skills and comfort working across time zones.

Nice to have

• Ability to translate complex business problems into simple, elegant technical solutions.
• Experience building software in a regulated industry such as finance or accounting.
• Knowledge of cloud-native technologies and experience with AWS, Azure, or Google Cloud.
• Familiarity with Responsible AI principles and their application in software development.
• Experience with Python frameworks such as Django or FastAPI.

Culture & Benefits

• Kind, open, and accepting culture with diverse cultural backgrounds and perspectives.
• Professional development seminars and inclusive affinity groups.
• Hybrid workplace combining virtual and in-person collaboration.
• Engineering hub role with the opportunity to help shape engineering culture, standards, and future team growth.