AI/ML Senior Engineer/Tech lead

Cluj-Napoca, Romania /
Engineering – Development /
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 LinkedInTwitter and Facebook.

8x8 is seeking Senior AI/ML Engineers and technical leads to join our analytics and data platform team. This is an exciting opportunity to become a member of the 8x8 engineering team that is involved in the entire life cycle of development, from the browser to the database. You will be part of a team that owns high performance, mission critical services, from design to development, deployment and operation at scale.

Get the chance to work with a microservices architecture, add new features, solve day-to-day problems and contribute to system wide technical improvements. All this in an Agile run project that is continuously deployed in Kubernetes clusters hosted in AWS and OCI.


    • Designing and implementing modular, scalable and highly available software components
    • Working with Java and libraries like TensorFlow, Apache Spark MLlib, DL4j, etc.
    • Build and maintain stream processing jobs with Kafka, Flink, Spark etc.
    • Understand the functional requirements and ensure designs are in compliance with specifications
    • Prepare and produce releases of software components. Ensure quality and maintain performance of deployed solutions


    • BS/MS in Computer Science or related technical field
    • Experience working with Java, Scala or Python
    • Experience with schema design and dimensional data modeling
    • Ability to analyze data, identify deliverables, gaps and inconsistencies
    • Communication skills including the ability to identify and communicate data driven insights

Nice to have:

    • Experience working with micro services in cloud based solutions 
    • Experience working with cloud providers (e.g AWS, OCI) and cloud technologies including Docker, Kubernetes, etc. 
    • Experience working with stream processing frameworks (e.g. Flink, Spark, Storm, etc.)
    • Familiarity with Hibernate, MySQL, PostgreSQL, Kafka, Redis, Elasticsearch
    • Natural language processing
    • Experience with Big Data stack of technologies, including Hadoop, HDFS, Hive, and Hbase
    • Experience working with TensorFlow

Working 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, giving them the best service and the best technology


    • Participation in the company’s bonus scheme – based on company 
    • Private Pension
    • Group Life Insurance 
    • Private Healthcare
    • Meal Tickets
    • Telecom allowance
    • Newborn allowance
    • Christmas and Easter Allowance
    • Gym membership
    • Employee engagement activities and events
    • Learning and training initiatives
    • Flexible working schedule
    • Restricted stock unit: generous grant of stocks that you receive when signing with us, enabling you to own a part of the company

For a closer look into what life at 8x8 International and the Cluj office look like check out our Instagram page.

8x8 believes diversity makes our company stronger which is why we are a proud equal opportunities employer and encourage all of our staff to bring their authentic selves to work. We believe in fairness and we believe in security so reserve the right to undertake background checks on anyone that we extend an employment offer to.
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