walter services

DevOps Engineer

• Development — backend features in Python/Django (Django REST Framework) — from telephony routing and billing to calendar integrations
• Real-time audio pipelines: WebSockets, Voice Activity Detection, integration with LLM live APIs (Gemini Live, Azure OpenAI)
• RAG systems using pgvector and embeddings
• Frontend in React/TypeScript (Vite, Tailwind, TanStack Query)
• DevOps & operations — container infrastructure with Docker/Docker Compose, CI/CD pipelines
• Operation of PostgreSQL, Redis, Celery, Centrifugo (WebSocket server)
• Deployment, monitoring and scaling of our dev, staging and production environments
• Telephony infrastructure (Twilio, SIP)

DevOps Engineer, Full-Stack Software Developer – Python, AI

• Responsible for preparing and executing the monthly payroll while meeting all deadlines
• Administratively support employees throughout the employment lifecycle, from onboarding and internal transfers to termination, including processing contract changes
• Provide advice on all payroll-related matters, issue employment certificates and handle all tax and social security matters
• Maintain personnel files and manage communications with health insurers and government authorities

Payroll Accountant – SAP experience

Manager

• Act as the primary interface to our clients and maintain strong client relationships
• Responsible for revenue development and overall results
• Develop and implement process steps and define measures to ensure quality and performance
• Responsible for implementing contractually agreed requirements toward our clients
• Collaborate independently with our sales team
• Document project progress, outcomes, and achievement of objectives
• Report directly to C-level executives

DevOps Engineer, Full-Stack Software Developer – Python, AI

Payroll Accountant – SAP experience

Project Manager – 100% Remote