ATCON Global

ATCON Global

Senior Backend Developer

Freelance
Remote • India
0 - 6 years of work experience
Python
NodeJS
Redis

About the Role: We're building an automation platform to connect tools for sales, accounting and marketing, orchestrating workflows with AI and automating client communications. We’re looking for a backend developer with experience in API-driven systems and workflow orchestration.

Responsibilities: • Build and maintain API connectors for external tools • Design modular backend architecture for plug-and-play integrations • Implement a scalable orchestration layer (zapier or n8n or custom layer) • Handle token-based authentication (OAuth2, API keys, etc.) • Manage queues, retries, and webhook-based triggers (Celery, Redis, etc.)

Requirements: • 5+ years of experience in backend development (Python preferred, Node.js acceptable) • Deep understanding of REST APIs, webhooks, and third-party integrations • Experience with Celery, Redis, or other task queues • Comfortable working in a microservices or modular architecture • Experience with workflow engines (like n8n, Temporal, or Airflow) or some sort of Business Process management (BPM) tools

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