TL;DR

Senior Technical Lead (SaaS/Fintech): Lead design, architecture, and evolution of billing and authentication systems for a scalable SaaS platform with an accent on secure financial workflows and identity management. Focus on driving architectural decisions, cross-functional collaboration, and integrating AI-driven automation to enhance system reliability and performance.

Location: Remote across Europe (excluding Russia and Belarus)

Company

%hirify_global% is a leading software provider for restoration, property insurance, and real estate industries in North America and Europe, headquartered in Potsdam, Germany, focused on scalable SaaS solutions.

What you will do

Define and maintain architectural standards for billing and authentication platforms.
Lead backend implementation, database design, and service integrations ensuring scalability and reliability.
Drive improvements in authentication and identity management (SSO, OAuth2).
Collaborate cross-functionally with Product, Finance, QA, and Engineering teams.
Provide technical mentorship and promote AI-first mindset for operational efficiency.
Ensure data integrity and quality through testing strategies and process improvements.

Requirements

10+ years of backend engineering experience in SaaS or financial systems
Strong knowledge of billing, subscription, and revenue recognition workflows
Hands-on expertise with authentication systems (SSO, OAuth2) and backend technologies (Java, Spring Boot, PostgreSQL, MySQL)
Familiarity with frontend frameworks (Angular) and RESTful API design
Experience with ERP, CRM, and payment gateway integrations
Excellent English communication skills
Experience working in Agile/Scrum and fully remote distributed teams

Nice to have

Experience with billing platforms like Stripe, NetSuite, Zoho, FastSpring
Knowledge of QA automation and CI/CD pipelines
Exposure to AI-assisted development and intelligent automation

Culture & Benefits

Lead technical evolution of financial and authentication infrastructure
Collaborative, AI-driven engineering culture valuing innovation
Flexible remote work across Europe (excluding Russia and Belarus)
Competitive compensation and professional growth opportunities