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Location

Poland

Rate

$50  / per hour

Years of experience

11+

About

Software architect with 11+ years of experience in leading teams of engineers in designing, developing and delivering high-quality, scalable cloud-based software products promptly and under budget. Has knowledge in Development Technologies: Spring Framework, Ktor, ASP.NET, Core, ASP.NET, Blazor, Deno, Fastyfi, Express.js, React.JS, Flutter, Kubernetes, Hyperleader, Fabric, Portainer, ARGO CD, GitLab CI, GitHub Actions, Kafka Stack, AWS Cloud, Google Cloud Platform. Database Technologies: PostgreSQL, MongoDB, DynamoDB, CouchDB, Oracle. Software Languages: Java, Kotlin, Groovy, C Sharp, TypeScript, SQL, Dart, AWS Certified Solutions, Architect, AWS Certified Solutions, Architect Professional, Professional Scrum Master I

Tech Stack

Java, C#, Google Cloud Storage, Kotlin, React.js, Typescript

Experience

  • Supervise and mentor engineering teams, guiding them in developing software solutions with Java, Kotlin, C#, and TypeScript while fostering collaboration and innovative problem-solving.
  • Define architectural strategies for microservice-based and event-driven systems, leveraging design patterns and technologies like Spring, ASP.NET Core, and Kafka Stack to build robust platforms.
  • Lead teams through development cycles as Scrum Master and team leader, managing projects efficiently with tools like Jira, GitLab CI/CD, and GitHub Actions, ensuring on-time and on-budget delivery.
  • Implement Agile methodologies to streamline project workflows and improve software quality. Introduce static code analyzers and automated testing frameworks, utilizing Dart, SQL, and Groovy.
  • Design cloud infrastructures on AWS, GCP, and on-premises environments using Docker Swarm, Kubernetes, and ASP.NET Core. Integrate DevOps automation practices, including CI/CD pipelines, to enhance productivity.

Employment history

Team Leader, Senior Software Engineer, ArtBanx AG, March 2022 – Present Project 1
-Supervised a team of 12 software engineers who developed and maintained an enterprise-level web application with Big Data processing of over 1M artworks daily.
-Teamed with 6 software engineers and lead the designs of integrations for three main platform products (shipping, payments and KYC), the first month on the job.
-Implemented Software Guidelines, Static Code checks and Development Standards that improved Software Quality by 80%.
-Slashed manual work actions on the infrastructure by 76% via enhanced CICD pipelines and automation jobs developed with the DevOps Engineer.
Project 2
-Lead the backend team to deliver a pilot project showcasing the capabilities of finance and blockchain cooperation.
-Build the backend platform on ASP.NET Core with integration to the blockchain using TypeScript backend services and React.js as a frontend client
Project 3:
-Build a new and improved version of the current ArtBanx Collection management system.
-Build an entirely new platform on the ASP.NET Core stack with Blazor pages, improving on the predecessor, fixing some of the architecture and design decisions that have been made while developing the first version of the system.
-Build the entire infrastructure for the new platform running on-prem with Docker Swarm, using Portainer for monitoring and GitOps operations.
Architect, Team Leader, Raiffeisen Bank, Ukraine, commissioned by BlueSoft September 2021 –March 2022 -Lead a team of 7 cross platform developers (iOS, Android and Backend) on building a new platform for mobile banking.
-Working closely with the Security Team to design security-proof features.
-Introduced new features, deployed new CMS system for the business.
-Managed development cycles of the team.
Architect, Team Leader, PANKE Car Sharing S.A., commissioned by ITDS March 2021 – September 2021 -Lead a team of 10 who developed an entirely new car sharing and rental platform for the organization.
-Defining each team member with specific roles and responsibilities, making it a team effort to deliver the platform in the best way.
-Redesigned the new microservice-based architecture to adopt Design Patterns and Event-Driven technics.
-Migrated all 30 projects to new, more modern build tools like Gradle, improving build times by 60%.
-Introduced advanced testing techniques for mocking and testing communication with external services in tests.
-Decreasing testing time execution by 40%, making tests fully independent from external factors.
-Migrating all 30 projects to GitLab from AWS CodeCommit, enabling full control over code reviews, improving code quality by introducing static code analyzers and proper CICD pipelines.
-Managed the delivery of the entire platform infrastructure build by an external company.
-Creating proper communication channels with welldefined rules and responsibilities between the development team and the DevOps improving cooperation by 87%. Before the two barely were able to cooperate.
Architect, Team Leader, Scrum Master, Amvox International commissioned by ITDS February 2020 – March 2021 -Lead the company from the technology side.
-Created both the company road map and vision of the product from a technology and architecture perspective.
-Building a team of 6 developers to create a blockchain based platform for real time reporting and monitoring. Connecting banking and financial institutions with renewable energy sources operators.
-Cooperating with potential partners and clients, preparing platform pilots showcasing key features that would be in demand to the consumers.
-Working with the Product Owner on creating the platform road map.
-Creating company development guidelines. Cooperating with the team to ensure best practices. Mentoring team members, initiating discussions to find alternative solution approaches.
-Used the ADR methodology to ensure transparency and clear vision of the architecture.
-Build an end-2-end automated testing framework allowing deploy the environment on an independent environment and test our critical features before deployments/review/presentations.
-Build the off-chain infrastructure based on AWS Fargate, deployed with GitLab CICD pipelines, while the on-chain part of the system would be deployed on an AWS EKS cluster managed by our Argo CD instance.
-Building a true team atmosphere, encouraging each team member to speak freely and taking initiatives whenever there is place.
Architect, Team Leader, Scrum Master, Banyan Infrastructure, commissioned by ITDS August 2019 – February 2020 -Tasked with building a Polish development hub (starting of 3 developers and a business analyst) that purpose would be to collaborate with the US based team and build a project for injesting data to the platform and private blockchain network.
-Closely worked with the company CTO, introduced the ADR concept to persist our architecture decisions.
-Working with the Product Owner on creating the platform road map.
-Audit the existing solution build in Haskell, created critical issues and road map to ensure critical platform issues are resolved.
-Ensuring best practices are met when developing the platform, mentoring team members on correct usage of design and architecture platforms, TDD and usage of RDS maintained tools like Flyway.
-Migrated the platform to use Flyway for schema management.
-Created automated backups of the PostgreSQL on a regular basis.
Senior Software Engineer, Circle K Europe, commissioned by j-labs June 2016 – August 2019 -Lead the design and development of complex software solutions for Circle K Europe using a variety of programming languages and tools.
-Oversee and contribute to the full software development lifecycle, from requirement analysis and architecture to testing and deployment.
-Collaborate with cross-functional teams to translate business requirements into technical specifications and implement high-quality, scalable software solutions.
-Mentor and guide junior developers, providing technical leadership and code reviews to ensure best practices and coding standards are met.
-Troubleshoot and resolve technical issues, optimizing performance and ensuring system reliability.
-Maintain comprehensive technical documentation to facilitate smooth knowledge transfer and support.
Software Engineer, Altkom Software & Consulting August 2014 – May 2016 -Design, develop, and maintain software applications based on client requirements using modern programming languages and frameworks.
-Collaborate with cross-functional teams to gather technical specifications, ensuring efficient and effective implementation of software solutions.
-Contribute to the entire software development lifecycle, including coding, testing, debugging, and deployment.
-Troubleshoot and resolve technical issues, ensuring optimal performance and user experience.
-Provide technical support and conduct code reviews to uphold coding standards and best practices.
-Stay current with emerging technologies and incorporate them into projects to improve development processes and software architecture.
-Document technical designs and project workflows to streamline knowledge sharing and future development efforts.
Software Engineer, Acxiom Global Service Center Poland January 2012 – August 2014 -Develop and maintain software applications, ensuring they align with client requirements and project goals.
-Collaborate with cross-functional teams to gather and translate business needs into technical specifications for effective solution design.
-Participate in the complete software development lifecycle, including coding, testing, debugging, and deployment.
-Troubleshoot and resolve software issues to enhance system reliability and user experience.
-Conduct code reviews to ensure adherence to coding standards and best practices.
-Document technical designs, project workflows, and system architectures to facilitate knowledge sharing.
-Stay updated on new technologies and implement them to enhance software architecture and development processes.

Education history

Polish-Japanese Academy of Information Technology 2013-2015 Polish-Japanese Academy of Information Technology
Master Degree in Software Engineering
Silesian University of Technology 2008 - 2012 Silesian University of Technology
Bachelor Degree in Computer Science (taught in English)
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