Backend Engineer

Job not on LinkedIn

🕒 Yesterday

🏄 California – Remote

🏄 California – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔙 Backend Engineer

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Engenious

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2015

🤝 B2B

🤖 Artificial Intelligence

🔒 Cybersecurity

B2B • Artificial Intelligence • Cybersecurity

Engenious is an IT consulting and services firm that helps organizations modernize and manage their technology landscapes. The company offers cloud solutions, artificial intelligence, cybersecurity, software development, DevOps, data & analytics, QA/testing, and technical documentation. Headquartered in Kraków, Poland with an office in Zug, Switzerland, Engenious focuses on delivering technical projects and consulting services to business clients.

📋 Description

• Build and ship end-to-end features across the high-load backend services • Design scalable APIs and services • Build and integrate AI-powered features into product workflows • Work with LLM-based systems and AI-driven services • Improve performance, reliability, and system architecture • Collaborate with product, design, and AI teams (both Engenious and client-side) • Contribute to technical decisions and engineering standards • Mentor engineers and support team growth

🎯 Requirements

• 5+ years of experience in backend development • Strong experience with Java and Spring Boot is a must • Knowledge of system scaling, REST APIs, GraphQL, microservices, and message brokers (Kafka, RabbitMQ) • Experience with Python • Strong fundamentals in algorithms and system design • Experience building or integrating AI-powered features (LLMs, APIs, or similar) • Experience building and scaling production systems • Experience debugging complex systems • Strong product mindset and attention to user experience • Hands-on experience designing and operating WebSocket-based real-time systems at scale • Experience working within cross-team collaboration responsible for high-load production systems, including services serving 100,000+ users or operating at significant request-per-second scale. • Must be legally authorized to work in the United States at the time of hire; we are unable to provide visa sponsorship for this role

🏖️ Benefits

• Comprehensive health benefits (medical, dental, vision, mental health) • Paid time off and holidays • Parental leave • 401(k) / retirement options (if applicable) • Professional development support • Additional stipends (wellness, home office, etc.)