{"id":4082557,"date":"2026-10-14T11:02:03","date_gmt":"2026-10-14T09:02:03","guid":{"rendered":"https:\/\/remoteworkukraine.com\/ua\/remote-job\/backend-developer\/"},"modified":"2026-10-15T08:24:36","modified_gmt":"2026-10-15T06:24:36","slug":"backend-developer-eyelabx-10-14-2026","status":"publish","type":"job","link":"https:\/\/remoteworkukraine.com\/ua\/remote-job\/backend-developer-eyelabx-10-14-2026\/","title":{"rendered":"Backend Developer"},"content":{"rendered":"<p>Role Overview: Backend Developer<\/p>\n<p>Details: <br \/>As a Senior Backend Engineer at EyeLabX, you will be responsible for designing and building the core backend platform that powers the entire Eye-Cura ecosystem. You&#x27;ll develop scalable cloud services that connect our wearable devices, mobile applications, AI services, and blockchain-powered reward system into one reliable platform. This role goes beyond developing APIs. You&#x27;ll help define the backend architecture, build high-performance data pipelines for real-time sensor data, and ensure our platform remains secure, scalable, and production-ready as we grow. <br \/>Working closely with product managers, AI engineers, mobile developers, and hardware engineers, you&#x27;ll play a key role in turning real-world wearable data into meaningful user experiences.<\/p>\n<p>Key Responsibilities:<\/p>\n<p>Backend System Development: Design, develop, and maintain scalable backend services that power the Eye-Cura ecosystem, supporting wearable devices, mobile applications, AI services, and blockchain integrations.<br \/>API Development &amp; Microservices: Design and maintain secure, high-performance REST APIs and microservices for device communication, user management, analytics, and platform integrations.<br \/>Database Management: Design and manage databases to ensure high availability, data integrity, and performance. Optimize queries, handle large datasets, and ensure rapid access to critical information.<br \/>IoT Data Pipeline: Build reliable backend services to ingest, validate, process, and store real-time sensor data from Eye-Cura wearable devices. Ensure data integrity, fault tolerance, and efficient processing at scale.<br \/>AI Platform Integration: Collaborate with AI engineers to build data pipelines and backend services that support personalized eye-health recommendations and real-time analytics.<br \/>Blockchain Integration: Build and maintain backend integrations with the blockchain reward system, including verified reward requests, transaction tracking, reconciliation, and audit records. Direct smart-contract development may be handled in collaboration with blockchain specialists.<br \/>Collaborative Development: Work closely with frontend developers, designers, product managers, and data scientists to implement new features and enhance the overall user experience. Collaborate in brainstorming, system design, and code reviews.<br \/>Database &amp; Performance Optimization: Design efficient database schemas, optimize queries, and continuously improve application performance as the platform scales.<br \/>Security and Compliance: Implement secure coding practices and ensure backend services protect sensitive health data while supporting compliance with industry standards such as HIPAA and GDPR.<br \/>Test-Driven Development: Write maintainable, clean, and well-documented code. Develop unit tests, integration tests, and end-to-end tests to ensure all systems perform as expected.<br \/>Platform Evolution: Contribute to the evolution of the platform&#x27;s backend architecture. Ensure the system remains flexible and scalable to accommodate future enhancements, new features, and growing user demands.<\/p>\n<p>Required Skills and Qualifications:<\/p>\n<p>Experience: At least 5+ years of professional experience in backend development, with a proven track record of designing and developing scalable, high-performance systems.<br \/>Backend Development: Strong proficiency in Java (Spring Boot or Quarkus preferred). Experience with Python or Go is a plus. Solid understanding of object-oriented programming, clean architecture, and software design principles.<br \/>Cloud Platforms: Hands-on experience with cloud platforms such as AWS, Azure, or GCP. Experience deploying and maintaining cloud-native applications using Docker, Kubernetes, and modern CI\/CD pipelines.<br \/>Data Processing &amp; Backend Services: Experience building reliable backend services that process, validate, and manage large volumes of real-time or event-driven data. Knowledge of asynchronous processing and messaging patterns is a plus.<br \/>Database Management: Strong experience with relational databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB or similar). Ability to design efficient schemas, optimize complex queries, and maintain high-performance data storage.<br \/>API Development &amp; Microservices: Solid experience designing and building secure RESTful APIs and microservices. Familiarity with API versioning, authentication, authorization, and service-to-service communication.<br \/>System Architecture: Solid understanding of distributed systems, scalability, fault tolerance, caching strategies, and performance optimization for production environments.<br \/>Distributed Ledger Technology (DLT): Understanding of distributed ledger technologies, consensus algorithms, and transaction validation. Experience with decentralized applications (dApps) is an advantage.<br \/>Version Control &amp; Collaboration Tools: Proficiency with Git, GitHub\/GitLab, code reviews, and collaborative software development workflows.<br \/>Problem Solving: Strong analytical and troubleshooting skills with the ability to identify performance bottlenecks, improve system reliability, and design scalable technical solutions.<br \/>Agile Methodologies: Experience working within Agile teams using Scrum or Kanban methodologies while collaborating closely with product managers, designers, and cross-functional engineering teams.<\/p>\n<p>Preferred Skills<\/p>\n<p>IoT Platforms, Data Pipelines: Experience building backend systems that communicate with connected devices, wearable technology, or IoT ecosystems, designing data ingestion pipelines, event-driven architectures, or streaming data systems for large-scale applications.<br \/>Data Integration &amp; Processing: Experience with ETL tools, SSIS, data warehousing, message queues, asynchronous jobs, and event-driven processing.<br \/>Data Integrity &amp; System Integration: Experience with auditable transaction histories, data-quality monitoring, reconciliation, duplicate-event prevention, and connecting backend systems with external platforms.<br \/>AI, Blockchain Integration: Familiarity integrating AI or machine learning services into production applications through APIs or backend services,  experience integrating blockchain networks, digital wallets, token-based reward systems, or Web3 technologies into backend platforms.<br \/>DevOps: Familiarity with infrastructure automation, monitoring, observability, and CI\/CD tools such as GitHub Actions, Azure DevOps, Jenkins, Prometheus, Grafana, or OpenTelemetry.<br \/>Microservices Architecture: Experience designing and maintaining distributed microservice architectures with strong knowledge of scalability, resiliency, and service orchestration.<br \/>Security: Understanding of security best practices, including encryption, OAuth, JWT, and authentication protocols.<br \/>Healthcare Technology: Experience working with healthcare, digital wellness, wearable technology, or other regulated industries handling sensitive user data.<br \/>Technical Leadership: Experience mentoring engineers, participating in architectural decisions, conducting code reviews, and helping establish engineering best practices across development teams.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Role Overview: Backend Developer Details: As a Senior Backend Engineer&#8230;<\/p>\n","protected":false},"author":14921,"featured_media":0,"parent":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_mo_disable_npp":"","rwu_salary_min":0,"rwu_salary_max":0,"rwu_salary_currency":"","rwu_salary_period":"","rwu_english_level":"B2","rwu_experience_months":36,"rwu_candidate_countries":"\u0412\u0435\u0441\u044c \u0441\u0432\u0456\u0442","rwu_company_type":"","rwu_industry":"healthcare","rwu_part_time":false,"rwu_source_views":348,"rwu_source_applications":119,"rwu_source_category":"Python","rwu_source_name":"Djinni.co","rwu_source_url":"https:\/\/djinni.co\/jobs\/853224-backend-developer\/"},"job_category":[57],"job_type":[54],"class_list":["post-4082557","job","type-job","status-publish","hentry","job_category-programuvannia","job_type-povna-zainiatist"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Backend Developer, (\u0432\u0456\u0434\u0434\u0430\u043b\u0435\u043d\u043e) | Remote Work Ukraine<\/title>\n<meta name=\"description\" content=\"\u0412\u0456\u0434\u0434\u0430\u043b\u0435\u043d\u0430 \u0432\u0430\u043a\u0430\u043d\u0441\u0456\u044f Backend Developer \u0443 . 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