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Remote role · middle-s

Middle/Senior Java Developer (AdTech)

Sigma Software

JavaSpring BootAWSMicroservicesCloud-Native
Role brief

Company Description

We are looking for a talented and experienced Middle/Senior Java Engineer to join our dynamic team in the Advertising and Media domain. 

We view technology as a tool and aren’t religious about it. We put these tools in service of our customers and love it when a hard problem can be solved in a simple, beautiful, and cost-effective way. This drives our technology choices today and will drive them tomorrow and the day after.  

Reasons to apply: 

  1. project from scratch  
  2. new team 
  3. freedom of decision-making 
  4. architecture review along with the Team Lead 
     

PROJECT

We are looking for highly motivated individuals to join our growing team.  

You will be involved in developing low latency, high load / high throughput cloud-native applications in the AdTech domain. Your team has the autonomy to solve business problems the way they see fit. 

Job Description

  • Implement portions of software following given classes/components design and using your primary tech stack 
  • Ensure quality, maintainability, and conformance of software to best practices 
  • Produce clean code 
  • Participate in requirements clarification sessions, collect inputs and requirements of assigned tasks 
  • Proactively review own code with peers to ensure its quality 
  • Participate in estimation and planning sessions 
  • Play supervisory, advisory, and coaching roles for one or several Juniors specialists, ensuring their assigned tasks are delivered thanks to guidance and peer reviews provided 
  • Develop technical project documentation and user documentation 
  • Participate in project and team meetings, provide relevant contributions and information 

Qualifications

  • At least 4+ years of working experience with Java 
  • Knowledge of concurrency, multithreading, and performance optimization 
  • Experience with any CI/CD and any collaboration tool, such as GitHub 
  • Deep understanding of software development principles, methodologies, design patterns, and best practices 
  • At least one modern build tool (Maven, Gradle, sbt) 
  • Experience with Spring Boot 
  • Experience with IO, network IO, and serialization  
  • Experience with at least one RDBMS (Oracle, Postgres, MySQL, SQL Server, etc.) 
  • Experience with AWS (at least on a user level) 
  • Experience with unit and module testing 
  • Proficiency with such tools as Git, IDEs, etc. 
  • At least an Upper-Intermediate level of English 

WILL BE A PLUS

  • Knowledge or experience building high-load concurrent, low-latency applications 
  • Knowledge/experience with Java21 Virtual Threads and structural concurrency 
  • Experience with UNIX systems 
  • Experience with Docker/Kubernetes 
  • Knowledge of the AdTech domain 
  • Knowledge or experience related to Bidder development 
  • Previous experience with Kotlin or Scala 
  • Experience with any data framework (e.g., Spark, Flink, Hadoop) or data store (e.g., Spark, Hive, Redshift, Presto, Snowflake)