Software Entwickler/Architekt - Java / Python / Cloud / Data Streaming / Data Processing
Aktualisiert am 02.10.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 02.10.2024
Verfügbar zu: 100%
davon vor Ort: 15%
Java
Kafka
Kubernetes
Helm
Apache Pulsar
Python
Apache Flink
Docker
PostgreSQL
Spring
AWS
GCP
CI/CD
OpenShift
MongoDB
Elastic Search
Prometheus
OAuth 2.0
OpenID
Git
Microservices
REST
JUnit
Deutsch
Muttersprache
Englisch
Verhandlungssicher
Spanisch
Verhandlungssicher

Einsatzorte

Einsatzorte

Deutschland
möglich

Projekte

Projekte

1 Jahr 6 Monate
2023-06 - heute

Cloud-native SaaS im Bereich Data Streaming

Co founder & CTO Java PostgreSQL Kubernetes ...
Co founder & CTO
  • Led a team of 5 in developing and launching a cloud-native SaaS built on top of Apache Pulsar (>12k downloads)
  • Defined customer-centric product roadmap and go-to-market strategy for regulated industries such as finance and insurance
  • Managed business operations, including fundraising, sales outreach and establishing relationships with key customers
  • Developed strong leadership, project management and problem-solving skills through hands-on experience
Java PostgreSQL Kubernetes Helm OAuth 2.0 OpenID Kafka Apache Pulsar Spring Boot Spring Security Docker CI/CD OpenShift JUnit Testcontainers
Remote
1 Jahr
2022-07 - 2023-06

Teamleading for Cloud Managed Service im Bereich Data Streaming

Senior Software Engineer Java Kubernetes Helm ...
Senior Software Engineer
  • Led team focused on Apache Pulsar ecosystem (connectors, plugins, integrations)
  • Owned, stabilized and improved several key connectors, such as AWS S3, Google Cloud Storage, Azure Blob Storage, Debezium, Elasticsearch, including adding 5 new fully-managed connectors to our cloud product
  • Decoupled release-cycle of fully-managed connectors from control plane by designing a cloud-native solution using Kubernetes CRDs and operators.
  • Led cross-team effort of re-designing StreamNative Hub (Pulsar ecosystem website) for better representation and marketing, as well as improving customer-facing documentation on connectors by creating templates and easy-to-follow quickstart guides
  • Created several internal engineering guides, from onboarding to connector development lifecycle, to runbooks for troubleshooting connectors in production
  • Aligned global strategy for connectors on cloud with key stake holders, leading to closing 2 new customers.
Java Kubernetes Helm AWS Google Cloud Azure Debezium CDC Elastic Search PostgreSQL Go JUnit Testcontainers Spring Docker Prometheus Kibana Grafana CI/CD
Remote
10 Monate
2021-09 - 2022-06

Developed flexible user-facing APIs and components

Senior Software Engineer
Senior Software Engineer
  • Developed flexible user-facing APIs and components such as connectors, formats and operators for Apache Flink
  • Led re-implementation of the Elasticsearch sink connector to provide at-least-once semantics in batching and streaming workloads, designed and implemented new source connector for reading data into Flink pipelines
  • Decoupled connector release cycles by moving them to external repositories and improved developer experience by replacing bash-based E2E tests with Testcontainer-based unit tests
Alibaba - Ververica
Remote
2 Jahre 11 Monate
2018-10 - 2021-08

Decreased downtime of core infrastructure components

Software Engineer
Software Engineer

  • Decreased downtime of core infrastructure components by 63% by troubleshooting rebalancing issues in Kafka and performance tuning its settings
  • Improved platform resilience on kubernetes by implementing troubleshooting capabilities using Grafana, Kibana, Prometheus, Zipkin

Bakdata
Berlin
7 Monate
2017-01 - 2017-07

Software Engineering

Software EngineerSoftware Engineer
Software EngineerSoftware Engineer
Kiana Analytics
Görlitz

Aus- und Weiterbildung

Aus- und Weiterbildung

2 Jahre 4 Monate
2017-10 - 2020-01

Informatik Studium

M.Sc. Computer Science, Hasso Plattner Institut, Potsdam
M.Sc. Computer Science
Hasso Plattner Institut, Potsdam
2 Jahre 10 Monate
2014-10 - 2017-07

Informatik Studium

B.Sc. Computer Science, Hochschule Zittau/Görlitz
B.Sc. Computer Science
Hochschule Zittau/Görlitz

Kompetenzen

Kompetenzen

Top-Skills

Java Kafka Kubernetes Helm Apache Pulsar Python Apache Flink Docker PostgreSQL Spring AWS GCP CI/CD OpenShift MongoDB Elastic Search Prometheus OAuth 2.0 OpenID Git Microservices REST JUnit

Produkte / Standards / Erfahrungen / Methoden

Technologies:

  • Apache Pulsar
  • Apache Kafka
  • Kubernetes
  • Docker
  • AWS
  • GCP
  • PostgreSQL
  • Citus
  • MongoDB
  • Elasticsearch
  • Spark
  • Akka
  • Flink
  • Spring
  • ReactJS
  • VueJs
  • Web3
  • CI/CD
  • Git

Programmiersprachen

Java
Python
JavaScript
Typescript
Solidity
SQL
Bash

Branchen

Branchen

  • Regulierte Industrien: Versicherungen, Banken, Finanzdienstleistungen

Einsatzorte

Einsatzorte

Deutschland
möglich

Projekte

Projekte

1 Jahr 6 Monate
2023-06 - heute

Cloud-native SaaS im Bereich Data Streaming

Co founder & CTO Java PostgreSQL Kubernetes ...
Co founder & CTO
  • Led a team of 5 in developing and launching a cloud-native SaaS built on top of Apache Pulsar (>12k downloads)
  • Defined customer-centric product roadmap and go-to-market strategy for regulated industries such as finance and insurance
  • Managed business operations, including fundraising, sales outreach and establishing relationships with key customers
  • Developed strong leadership, project management and problem-solving skills through hands-on experience
Java PostgreSQL Kubernetes Helm OAuth 2.0 OpenID Kafka Apache Pulsar Spring Boot Spring Security Docker CI/CD OpenShift JUnit Testcontainers
Remote
1 Jahr
2022-07 - 2023-06

Teamleading for Cloud Managed Service im Bereich Data Streaming

Senior Software Engineer Java Kubernetes Helm ...
Senior Software Engineer
  • Led team focused on Apache Pulsar ecosystem (connectors, plugins, integrations)
  • Owned, stabilized and improved several key connectors, such as AWS S3, Google Cloud Storage, Azure Blob Storage, Debezium, Elasticsearch, including adding 5 new fully-managed connectors to our cloud product
  • Decoupled release-cycle of fully-managed connectors from control plane by designing a cloud-native solution using Kubernetes CRDs and operators.
  • Led cross-team effort of re-designing StreamNative Hub (Pulsar ecosystem website) for better representation and marketing, as well as improving customer-facing documentation on connectors by creating templates and easy-to-follow quickstart guides
  • Created several internal engineering guides, from onboarding to connector development lifecycle, to runbooks for troubleshooting connectors in production
  • Aligned global strategy for connectors on cloud with key stake holders, leading to closing 2 new customers.
Java Kubernetes Helm AWS Google Cloud Azure Debezium CDC Elastic Search PostgreSQL Go JUnit Testcontainers Spring Docker Prometheus Kibana Grafana CI/CD
Remote
10 Monate
2021-09 - 2022-06

Developed flexible user-facing APIs and components

Senior Software Engineer
Senior Software Engineer
  • Developed flexible user-facing APIs and components such as connectors, formats and operators for Apache Flink
  • Led re-implementation of the Elasticsearch sink connector to provide at-least-once semantics in batching and streaming workloads, designed and implemented new source connector for reading data into Flink pipelines
  • Decoupled connector release cycles by moving them to external repositories and improved developer experience by replacing bash-based E2E tests with Testcontainer-based unit tests
Alibaba - Ververica
Remote
2 Jahre 11 Monate
2018-10 - 2021-08

Decreased downtime of core infrastructure components

Software Engineer
Software Engineer

  • Decreased downtime of core infrastructure components by 63% by troubleshooting rebalancing issues in Kafka and performance tuning its settings
  • Improved platform resilience on kubernetes by implementing troubleshooting capabilities using Grafana, Kibana, Prometheus, Zipkin

Bakdata
Berlin
7 Monate
2017-01 - 2017-07

Software Engineering

Software EngineerSoftware Engineer
Software EngineerSoftware Engineer
Kiana Analytics
Görlitz

Aus- und Weiterbildung

Aus- und Weiterbildung

2 Jahre 4 Monate
2017-10 - 2020-01

Informatik Studium

M.Sc. Computer Science, Hasso Plattner Institut, Potsdam
M.Sc. Computer Science
Hasso Plattner Institut, Potsdam
2 Jahre 10 Monate
2014-10 - 2017-07

Informatik Studium

B.Sc. Computer Science, Hochschule Zittau/Görlitz
B.Sc. Computer Science
Hochschule Zittau/Görlitz

Kompetenzen

Kompetenzen

Top-Skills

Java Kafka Kubernetes Helm Apache Pulsar Python Apache Flink Docker PostgreSQL Spring AWS GCP CI/CD OpenShift MongoDB Elastic Search Prometheus OAuth 2.0 OpenID Git Microservices REST JUnit

Produkte / Standards / Erfahrungen / Methoden

Technologies:

  • Apache Pulsar
  • Apache Kafka
  • Kubernetes
  • Docker
  • AWS
  • GCP
  • PostgreSQL
  • Citus
  • MongoDB
  • Elasticsearch
  • Spark
  • Akka
  • Flink
  • Spring
  • ReactJS
  • VueJs
  • Web3
  • CI/CD
  • Git

Programmiersprachen

Java
Python
JavaScript
Typescript
Solidity
SQL
Bash

Branchen

Branchen

  • Regulierte Industrien: Versicherungen, Banken, Finanzdienstleistungen

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