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Java Developer

Overview


Short Summary

Experienced Senior Full Stack Developer with expertise in Java backend development and over a decade of experience in crafting complex software solutions. Holds a Bachelor's and Master's degree in Software Engineering and Web and Software Engineering. Proficient in Java, Spring, Hibernate, Maven, Git, and various other technologies. Strong team player with excellent communication skills, result-focused, and able to work independently. Willing to learn new technologies and continuously improve skills through certifications and courses.

Work Experience

Senior Software Engineer (05/2023 – Present)

  • Worked on various microservices, implementing critical functionalities in a global, distributed agile environment.
  • Developed a Ruby microservice for managing accounts and authentication, including implementing two-factor authentication for merchants to combat rising fraud.
  • Migrated endpoints across orchestration services to decommission Torii for cost-saving.
  • Migrated data flows for sponsored listings to Google BigQuery and created report pipelines for third-party systems using Java and Scala/Python/Spark/Airflow.
  • Assisted in migrating services from AWS to GCP and optimized cloud resource utilization for cost-saving.
  • Contributed to stability and reliability by identifying and resolving bugs and handling ad hoc issues.

LeadGen

  • Developed procedures to eliminate duplicate records between datasets and Salesforce CRM.
  • Automated backend processes using Java, Temporal service, and N8N workflows.
  • Integrated Mailgun into the Java backend for efficient batch email processing.

Certifications and Courses

  • Took various Udemy courses on Angular, er, Concurrency, AWS, Apache Kafka, Microservices Architecture, Redis, PySpark, MongoDB, and Google Cloud Architect.

Senior Software Engineer / Fullstack Java Consultant (08/2016 – 12/2023)

  • Worked as a full-stack Java developer on applications implementing AML / KYC processes for client onboarding.
  • Developed multiple modules and applications according to business analyst specifications.
  • Responsible for development, testing, bug fixing, deployment, and production support in an agile environment.
  • Worked with Java, Spring, Hibernate, Maven, Git, and various other technologies.
Author
Java Developer
63369fdba004e80008b78a37
Freelancer385  / Per day
LevelSENIOR
Roles
Java Developer
Languages
English
Skillset
AngularJSApache MavenApplication ServerArchitectArchitecture SoftwareCSSCVSCode ManagementDatabaseEclipseEnterprise ArchitectGitGlassFishH2HTMLHibernateIDEIntegration SystemsIntelliJ IDEA JBoss SeamJSFJSPJUnitJavaJava ToolsJava serversJavaScriptMicrosoft SQL ServerNetbeansPL/SQLPostgreSQLSQLSVN (Apache Subversion)SoapSpecificationsSpringSybase Advantage Database ServerTIBCOToolsUMLVisual StudioXMLjQuery
Localities
RemoteČesko
Hybrid Localities
Česko