API Integration Specialist

3 days ago

Faridabad, Haryana, India Mechatronics International Full time ₹ 7,20,000 - ₹ 14,40,000 per year

Job Summary

We are looking for an experienced API Integration Engineer who can design, develop, and maintain secure, efficient APIs that connect our automation backend with industrial equipment (PLC, DWS, ASRS) and enterprise systems (WMS, ERP).

You will work closely with both software and PLC/mechanical teams to ensure seamless data flow between machines and servers.

Key Responsibilities

  • Develop, test, and deploy RESTful APIs to connect PLCs, DWS, and ASRS systems with backend servers and customer WMS.
  • Integrate automation data via Modbus TCP, MQTT, or OPC-UA protocols.
  • Design efficient data schemas and manage MongoDB databases for machine logs, alarms, and history.
  • Implement secure authentication using JWT / OAuth2 and handle real-time API communication.
  • Collaborate with mechanical and PLC engineers to map real signals and I/O data structures.
  • Create and maintain API documentation using Swagger or Postman.
  • Monitor and optimize system performance, latency, and reliability.
  • Deploy and maintain APIs on Google Cloud Platform (GCP) or Docker-based environments.

Required Technical Skills

  • Strong hands-on experience with , , and MongoDB
  • Proficient in REST API design, JSON, and asynchronous data handling
  • Experience with industrial communication protocols Modbus TCP, MQTT, OPC-UA
  • Knowledge of JWT / OAuth2, HTTPS security, and rate limiting
  • API testing tools – Postman, Swagger, Jest/Mocha
  • Experience with Grafana, Docker, or Node-RED is an added advantage

Preferred Qualifications

  • B.Tech / M.Tech in Computer Science, Mechatronics, or Electronics
  • Prior experience integrating automation machines with backend or WMS systems
  • Familiarity with PLCs (Siemens / Allen-Bradley) and industrial networking
  • Exposure to cloud platforms (GCP / AWS) and DevOps pipelines

Why Join Us

  • Work on cutting-edge warehouse and automation systems
  • Collaborate with a highly technical, innovation-driven team
  • Opportunity to combine PLC, IoT, and software integration
  • Fast-growing company with global exposure and learning opportunities.

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