Java Developer (Fitness Industry)

Company Background

Our client is a global leader in the fitness and active lifestyle industry, providing equipment and solutions that help people lead healthier and more active lives.

The company’s portfolio includes well-known brands covering gym training, strength equipment, rehabilitation, indoor cycling, and recreational activities.

Its products are distributed in more than 120 countries, supporting fitness clubs, wellness facilities, rehabilitation centers, and individual users worldwide.

Project Description

The Backend Developer will extend an existing platform ecosystem by building and integrating backend services for the client’s equipment replacement and rotation, reporting, AI integration, and operational workflows.

The role requires reusing current APIs, services, and data-access patterns rather than duplicating existing platform capabilities.

• Technologies
• Google Agent Development Kit (ADK)
• Java, Spring Boot
• Graph QL, REST APIs
• Postgre SQL, Firebase Firestore
• GCP, Cloud Run, Pub/Sub
• Jenkins, Ia C
• Angular
• OAuth, RBAC
• What You’ll Do
• Design and implement Java/Spring Boot backend services supporting equipment replacement and rotation capabilities;
• Develop and maintain Graph QL and REST APIs used by Facility Connect applications;
• Integrate backend services with existing Stats API and related platform services;
• Implement end-to-end replacement and rotation workflows, including recommendation, accept, dismiss, snooze, execution, and completion scenarios;
• Build auditable workflows connecting equipment statistics and signals with recommendations, operator decisions, and resulting actions;
• Develop backend integrations with Postgre SQL, Firestore, and GCP services;
• Implement event-driven workflows using Pub/Sub, including event consumption;
• Support facility-scoped authorization, OAuth-based authentication, and appropriate data-access controls;
• Develop backend capabilities supporting reports and data exports;
• Integrate backend services with the AI/ML solution and related data services;
• Maintain and enhance Jenkins CI/CD pipelines and infrastructure-as-code configurations in collaboration with Dev Ops team;
• Support performance, reliability, security, and production-readiness requirements;
• Collaborate with the Frontend Engineer on Angular/Graph QL integration;
• Work closely with the Technical Lead, Product, QA, and Dev Ops teams throughout implementation;
• Job Requirements
• 6+ years of backend-focused professional software engineering experience;
• Advanced hands-on experience with Java and Spring Boot;
• Experience designing and implementing Graph QL and REST APIs;
• Strong experience with Postgre SQL, relational data modeling, and query optimization;
• Experience with GCP and cloud-native application development;
• Hands-on experience with Google’s Agent Development Kit (ADK);
• Experience with Firestore or comparable No SQL/document databases;
• Experience with Jenkins-based CI/CD pipelines, Infrastructure as Code, and automated cloud deployments;
• Experience with event-driven architectures and messaging, preferably Google Cloud Pub/Sub;
• Understanding of OAuth, RBAC, least-privilege access, and enterprise application security;
• Experience developing reliable distributed workflows, including transactional and compensating patterns;
• Ability to troubleshoot performance, scalability, reliability, and production issues in distributed applications;
• Experience integrating backend services into established enterprise architectures and existing platforms;
• Working knowledge of Angular sufficient to collaborate effectively with frontend engineers;
• Excellent English communication skills from b2 level or higher;
• Experience with fitness equipment platforms or operator-facing applications is a plus;
• What Do We Offer

The global benefits package includes

• Technical and non-technical training for professional and personal growth;
• Internal conferences and meetups to learn from industry experts;
• Support and mentorship from an experienced employee to help you professional grow and development;
• Health insurance;
• Sports activities to promote a healthy lifestyle;
• Flexible work options, including remote and hybrid opportunities;
• Referral program for bringing in new talent;
• Work anniversary program and additional vacation days.
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