Profileimage by Kamil Polakowski Technical Architect from Wien

Kamil Polakowski

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Last update: 29.09.2023

Technical Architect

Company: Adgress sp. z o. o.
Graduation: not provided
Hourly-/Daily rates: show
Languages: German (Native or Bilingual) | English (Full Professional) | Polish (Native or Bilingual)

Keywords

Java (Programming Language) Microservices PHP (Programming Language) Application Programming Interfaces (APIs) Elasticsearch OAuth Test-Driven Development (TDD) Kubernetes Apache Kafka Agile Methodology + 50 more keywords

Attachments

Lebenslauf_230323.pdf
Resume_230323.pdf

Skills

Programming Languages: Java EE, Kotlin, Go, PHP

Frameworks: Spring/Spring Boot, Laravel/Lumen

Databases/Message Brokers: Oracle DB, MySQL, Postgres, Kafka, Kafka Streams, Redis, Elasticsearch, MongoDB.

Tools: Kubernetes, OpenShift, Terraform, Jenkins, Gitlab CI/CD, Linux, Git, Maven, Composer, Artifactory

Engineering Architectures: SOLID, Domain Driven Design, Test Driven Development, Hexagonal Architecture, Microservices

Communication Architectures: REST/JSON, HTTP/JSON, gRPC, graphQL, SOAP.

Methodologies: Scrum, Agile

Project history

09/2022 - 02/2023
Java/Kotlin Developer
Comarch

Financial, Banking sector.
Achievements/Tasks
Design of Web APIs, data schemas, architecture.
Development of Microservices.
Database Development.
Java, Kotlin, Spring Boot, Oracle, PL/SQL, Kafka, Kafka Streams, AWS, Jenkins, OpenShift, Microservices,
MongoDB, Redis, graphQL, Http/Json.

05/2022 - 08/2022
Go Software Developer
Sportradar

Betting
Achievements/Tasks
Design of architecture, domain logic, data models and Web-APIs.
Design & Implementation of an SSO authorization system implementing OAUTH 2.0 and OIDC 1.0.
Golang, Kubernetes, AWS, Http/Json, GraphQL, gRPC, OIDC, OAUTH, TDD, Agile.

09/2021 - 04/2022
Java Software Engineer
Wipro

FinTech
Achievements/Tasks
Design of microservices architecture, storage and data schemas, business logic, Web APIs.
Development of Backend Services, Databases, CI/CD, Infrastructure.
Java, Spring Boot, Oracle, JPA, Hibernate, PL/SQL, Postgres, Kubernetes, Maven, Kafka, Jenkins, GC, Payara,
Terraform, JUnit, Microservices, Rest/Json, gRPC, Agile.

03/2021 - 08/2021
Java/Kotlin Back End Engineer
Allianz

Online Insurance
Achievements/Tasks
Design of architecture, domain logic, data storage and event schemas, Web APIs and development thereof.
Engineering of a business critical, highly scalable and highly performant quotation system within a hexagonal
architecture, intended to be used by the whole enterprise globally.
Java, Kotlin, Oracle DB, Kafka, Kafka Strems, Spring Boot, Maven, Jenkins, AWS, Dynatrace, JUnit, SOAP,
Microservices.

07/2020 - 02/2021
Java Developer
Sopra Steria

Public Sector
Achievements/Tasks
Design of architecture, business logic, Web-APIs, storage schemas.
Development of Backend Web Services.
Database development.
Java, Spring, Oracle DB, PL/SQL, JPA, Hibernate, Kubernetes, OpenShift, Maven, Jenkins, AWS, Tomcat,
Elasticsearch, JUnit, Redis, Http/Json, SOAP.

09/2018 - 06/2020
Back End Developer
Bitpanda

Cryptocurrency, FinTech
Tasks
Design and development of domain logic, architectures, data storage schemas, REST-APIs, as well as providing
solutions to different kinds of problems and challenges including scalability, performance and security.
Products delivered: BEST Token IEO (€43.6 million raised), Bitpanda Pay (Payment Solutions), Bitpanda Savings ,
Bitpanda Metals , BEST Rewards and many others.
PHP 7+, MySQL Redis, Elasticsearch, Laravel/Lumen, Unit Tests, TDD, Docker, Linux, Git, REST, Soap, Scrum,
Microservices, CakePHP.

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