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Senior Apache Karaf Developer (Java OSGI) for consulting purposes
  • Rzeszów County
Senior Apache Karaf Developer (Java OSGI) for consulting purposes
Rzeszów, Rzeszów County, Podkarpackie Voivodeship, Polska
Edvantis
25. 2. 2025
Informacje o stanowisku

We’re opening the position of a Senior Apache Karaf Developer to provide consulting services to our Client – a big US cloud services provider Company specializing in enterprise cloud and on-prem data management and data integration products.

Their iPaaS platform is among leaders of the market. Our team is helping to develop one of the iPaaS products that provides service development and orchestration capabilities for enterprise customers.

There is a request from our Client to provide expert help for Apache Karaf upgrade from version 3.0.2 to version 4.4.6 for one of the Client’s on-premises products. The Client’s Product Team faced some difficulties with this upgrade, and they are looking for someone who can help with this challenge. It is a short-term involvement to help resolving found issues and unblock the main team.

Responsibilities:

  • Work with Product Team to upgrade the Apache Karaf version from v 3.0.2 to 4.4.6
  • Help to resolve issues and validate results

Requirements:

  • 5+ years of experience in software development using Java (8 – 17)
  • Strong knowledge of Java Core
  • Apache Karaf versions 3.X-4.X
  • English level – Upper-Intermediate or higher

We offer:

  • Remote-first work model with flexible working hours (we provide all equipment)
  • Comfortable and fully equipped offices in Lviv and Rzeszów
  • Competitive compensation with regular performance reviews
  • 18 paid vacation days per year + all state holidays
  • 12 days of paid sick leave per year without a medical certificate + extra paid leave for blood donation
  • Medical insurance with an affordable family coverage option
  • Mental health program which includes free and confidential consultations with a psychologist
  • English and German language courses
  • Corporate subscription to learning platforms, regular meetups and webinars
  • Friendly team that values accountability, innovation, teamwork, and customer satisfaction
  • Inclusive environment where everyone feels valued and treated equally. We proudly partner with VeteranHub to support Ukrainian veterans
  • We are committed to supporting Ukraine and actively participate in charity initiatives
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