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Mobile Developer V

Job in Chicago, Cook County, Illinois, 60290, USA
Listing for: Compunnel, Inc.
Full Time position
Listed on 2026-02-16
Job specializations:
  • Software Development
    Backend Developer, Cloud Engineer - Software
Salary/Wage Range or Industry Benchmark: 125000 - 150000 USD Yearly USD 125000.00 150000.00 YEAR
Job Description & How to Apply Below

The Mobile Developer V will design, develop, and support mobile-first backend services and APIs optimized for high-performance mobile applications.

This role requires strong experience building secure REST/JSON or Graph

QL APIs, working within cloud-native environments, and ensuring reliability, scalability, and robust security standards.

The developer will collaborate with cross-functional teams to deliver modern mobile experiences backed by efficient, cloud-based services.

Key Responsibilities
  • Design and develop secure, scalable REST/JSON or Graph

    QL APIs optimized for mobile application consumption.
  • Implement authentication, authorization, versioning, and mobile-specific API best practices.
  • Build and maintain cloud-native backend services (e.g., AWS) integrating databases, third‑party services, and monitoring tools.
  • Ensure mobile APIs and backend services deliver low-latency and high‑availability performance.
  • Implement security best practices including data protection, encryption, and secure access patterns.
  • Optimize backend systems to scale efficiently as mobile usage grows.
  • Collaborate with engineering and product teams to support new mobile features and improvements.
  • Monitor system performance and troubleshoot issues across API, backend, and cloud layers.
Required Qualifications
  • Strong experience developing mobile‑optimized APIs (REST/JSON or Graph

    QL).
  • Hands‑on experience with cloud platforms (AWS preferred) and cloud‑native backend engineering.
  • Proven ability to build scalable, secure, and high-performance backend services.
  • Experience integrating databases, third‑party services, and system monitoring/logging tools.
  • Strong understanding of performance tuning, latency optimization, and mobile backend design.
  • Knowledge of secure development practices including encryption and access control.
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