Senior Back End Developer (Cloud Contact Center SaaS solution) in Cluj Napoca

As an industry leader and Software-as-a-Service provider our mission at 8x8, Inc. [NYSE: EGHT] is to transform the future of business communications. The 8x8 Open Communications Platform (TM) uniquely brings together Voice, Video, Collaboration, Contact Center, and enterprise-class API solutions, helping businesses across the globe transform their customer and employee experience, and empowering workforces worldwide to work smarter.For additional information, visit , or follow 8x8 on LinkedIn, Twitter and Facebook.Want to make a bigger impact in these extraordinary times? Join us in shaping the future of the Contact Center industry!8x8 is seeking a Senior Software Engineer to join our Contact Center engineering team.What will you build?8x8 Contact Center is a complete Cloud contact center SaaS solution that makes it easy to connect and collaborate with agents, employees and customers. Recognized for six years in a row in the Gartner Magic Quadrant for CCaaS. It combines world-class omnichannel interactions capabilities, workforce engagement, quality management, outbound dialling, CRM (embedded and external integrations) and many other capabilities.8x8 Contact Center is fast growing and already serves thousands of Customers spread across all over the globe.How will you do it?Contact Center architecture tackles the exciting challenges faced by a successful system at scale: scalability, performance, resilience, multi-tenancy, multi-region, cost optimization and time to market.At the same time we face interesting domain specific challenges related to the real-time nature of the business: - Real-time ultra-performant concurrent matching of Interactions and Agents- Telephony and Digital Channels integrations (SMS, Social Media, Web Chat, Chat Bots)- Integration with 8x8 Unified Communications Platform- CRM integrationsWe adopted the Microservices architectural style and run our system in a hybrid Public Cloud - Private DataCenter infrastructure.Highlights of our technology stack:- Backend: SpringBoot/Cloud, Kafka, Redis, Camunda WF- AWS Managed Services- Frontend: React JS- Infrastructure, configuration and deployment: Terraform, Ansible, Docker, Kubernetes- Observability: Wavefront, New Relic, Dashbase, LightstepOur Agile Process is continuously improved in order to support our Continuous Delivery mindset and fast evolving business needs.We are firm believers that Quality relies on healthy engineering practices:- Well articulated Technical Design- API First- Great Code- Extensive and candid Peer Reviews- Qualitative and quantitative test coverage as per the Pyramid of Tests- Excellent DocumentationWhat will be your responsibilities?- Design and implement technical solutions that satisfy Product requirements- Satisfy NFR-s, with special emphasis on Security and Observability- Engage in the Continuous Improvement process- Interactions with other Teams and StakeholdersAre we a good match?- Proven technical experience- Very strong knowledge of Java Core- Expertise in Linux- Spring ecosystem know-how- Proficiency in Database technologies (SQL and NoSQL)- Good knowledge of Distributed Systems- Good knowledge of NFR-s analysis and implementation- Deliver beautiful and well tested code- Exposure to AWS (or other Public Cloud)- Self Starter and ambitious- Collaborative- Play the long gameWorking at 8x8:- Industry leading, award winning technology and recognised on two Gartner Magic Quadrants- Inclusive, supportive and collaborative culture yet with a winning mentality- Encouragement and environment to make a difference- Fun – check out our Instagram posts in the UK, Romania and the US, the smiles are real- Deep passion for doing the best for our customers,