Position: Lead Backend developer (Java)
Company: GlobalLogic
Experience required: 5y
English level: upper

GL is looking for Lead Java backend developer to participate in new project. You will be involved in  developing CBRS SAS Domain Proxy, that will be an intermediary between field devices (50K+ of them) and the SAS.

**Job Requirements**
5+ years of professional experience using backend Java.
Experience of project technical leadership of 2+ years
Strong practice Design Patterns and Java Enterprise Design Patterns, main java data structures and algorithms experience
Practice in developing large scale, highly complex, applications
Practice and good knowledge of SQL and NoSQL databases (Mongo DB, Postgres SQL), queries tuning and optimization
Working knowledge of Git and version control best practices
Experience in Agile and iterative development lifecycles
Experience in building project documentation systems and development lifecycles
Good collaborator and teammate, with exceptional communication skills
Good use-case/feature/task estimation skills
Experience in telecommunication domain projects will be a plus
Passion for engineering; looks for novel and creative solutions to complex, systematic problems. Proven ability to look beyond the surface to understand root causes in building long term solutions
Upper Intermediate English (writing and speaking)

**Keyskills - Must Have**
Java 16
Spring + SpringBoot + SpringCloud
MongoDB (Cassandra, Ignite - nice)
PostgreSQL
Kafka
REST + OpenAPI (aka Swagger)
Gitflow
Linux, Envoys (or HAProxy or Nginx)
Docker/ Kubernetes / Helm /

**Keyskills - Nice to Have**
Telecom background - nice to have

**Job Responsibilities**
Work with solution architect on designing, developing and communicating with both client and consultants the product development
Assist with Software architecture design based on requirements
Develop technical documentation
Provide input on technical risks resolution
Provide input on development processes
Lead Back-end development team, 3-5 FTE

Department/Project Description
The Client is a world leading provider of digital technologies. The company offers products, systems, solutions and services related to electrification products, motion and industrial automation. Its offerings harness power reliability, increase industrial productivity and enhance energy efficiency
The project aims is in developing CBRS SAS Domain Proxy, that will be an intermediary between field devices (50K+ of them) and the SAS (e.g. CommScope or Google or others, depending on the customer choice and contracts). The project satisfies not only functional requirements (HTTPS/TLS protocol with JSON as a payload, limited number of types of messages/requests), but also covers more challenging non functional requirements (scale, reliability, etc.).

Product implements proxy for multiple CBSD devices, traffic aggregation and analysis in a secured environment.