02/18/2026 updated

BD
100 % available

Senior Software Developer with 20+ years experience in architecture and software development

Galway, Ireland
Only remote
MSc Computer Science Engineer
Galway, Ireland
Only remote
MSc Computer Science Engineer

Profile attachments

Bartosz_Doszczak_CV_2026.pdf

HTMLJava (Programming Language)JavaScriptAmazon Web ServicesArchitectureTest AutomationCloud ComputingCloud FoundryDatabasesContinuous IntegrationDevOpsWeb DevelopmentSpring FrameworkJUnitPostgreSQLApache MavenMongoDBMySQLOracle ApplicationsPerformance TuningSoftware ArchitectureQuality ManagementAnsibleSeleniumSoftware EngineeringSoftware SystemsSystems DesignTypeScriptTestingPerformance TestingReact.jsSpring BootGitAngularJSKubernetesDeployment AutomationWeb TechnologiesApi DesignTerraformCucumber (Software)SplunkElk StackJenkinsMicroservices
Java Development
Extensive experience with Java, Spring Boot, Spring framework, and related technologies for enterprise software development

Cloud Technologies
Proficiency in AWS, Cloud Foundry, Kubernetes, and microservice architecture for scalable cloud-based solutions

Software Architecture
Deep knowledge in architecture patterns, API design, performance optimization, and system design for complex software solutions

Database Technologies
Experience with PostgreSQL, Oracle, MySQL, MongoDB, and various database management systems

DevOps and CI/CD
Skills in Jenkins, Maven, Git, Ansible, Terraform, and automated deployment processes

Web Technologies
Proficiency in React, Angular, JavaScript, TypeScript, HTML, and modern web development frameworks

Testing and Quality Assurance
Experience with JUnit, Cucumber, Selenium, automated testing, and performance testing methodologies

Monitoring and Observability
Knowledge of ELK stack, Splunk, monitoring tools, and system observability implementation

Languages

EnglishFluentPolishNative speaker

Project history

Principal Software Developer

Fidelity Investments
Contributing to design and delivery of software solutions supporting High Income department operations, working on Order Gateway project and Preview & Bypass feature implementation

Senior Software Developer

Aviva
Responsible for design and delivery of software supporting General Insurance department, led re-platforming project and Payment Integration System implementation

Software Engineer

Joulica
Contributed to cloud-based solutions with emphasis on performance, scalability, and resiliency, delivered Spring Boot and Kafka-based solutions

Senior Software Developer

Fidelity Investments
Worked in FIMT group providing software solutions, participated in CPLEX-based optimization engine design and Performance Workspace delivery

Senior Software Developer

Fidelity Investments
Led technical development of web-based Performance Attribution Website, collaborated with analysts and stakeholders on requirements and test automation

Senior Software Developer

CISCO
Scaled Cisco Unified Mobility Advantage to support 5000 users, conducted performance analysis and designed IM&P component for Cisco Jabber

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