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Atlassian

We enable effective use of the Atlassian platform, offering analysis, implementation, delivery, maintenance, migration of on-premise solutions to the cloud, and expert support

Klaudia, Test Engineer
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Our key strengths

30+ certified specialists

ACP-100, ACP-600, ACP-420 and others Atlassian certificates and badges

One-stop shop

including consulting, implementation ​ & maintenance

Tools supporting Agile

Tailor-made transformation including business process and Atlassian tool support

Processes optimization & automation

for IT & business

Customizable PM framework

Sii original PM framework for Jira ready to be customized to clients needs

International projects​

for leaders in retail, healthcare, banking, and public services

Atlassian Platinum Partner

knowledge of Atlassian products and other tools supporting Agile methodology

Meet our experts

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I am responsible for projects related to the Atlassian Platform. Together with the Sii Atlassian Team, I support Customers in meeting their business needs and focusing on the most valuable products during implementations and services, as well as migration and optimization projects. I advise on the licensing of products available for the Atlassian Platform. Read more Read less
Justyna Michalak | Delivery Manager
Prince2 AgilePM PSM SAFe
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I am solutions architect with extensive experience in consulting, design, implementation and optimization of existing and new business processes based on Atlassian Platform. In a daily basis I support Sii's Customers in migration processes and entire environments updates. Read more Read less
Michał Majewski | Architect
ACP-600 ACP-100
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I am an Atlassian Tools Expert, I work in diffrent roles, such as consultant, developer, auditor, trainer and architect. On a daily basis, I help implementing and adapting Atlassian tools in a way that the best suits the client’s needs. I had the opportunity to shape environments in various organizations, from small companies, through a medium-sized software houses, to large corporate systems. Read more Read less
Wojciech Miecznikowski | DevOps Administrator
ACP-120 ACP-620 A. Certified Expert
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I’m an administrator with 2+ year's experience with Atlassian Tools and 5+ years in user support. In the team I mainly working with implementation Jira Software and Jira Service Management (Cloud and Data Center). I'm working too on Atlassian Tools upgrades and implementation new functionalities in clients instances basing on 3rd party plugins. I have experience with integrations in Atlassian Tools with Azure and Azure DevOps. Read more Read less
Michał Tołczyżewski | Administrator
ACP-120 ACP-620
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Atlassian Systems Administrator Jira and Confluence. On a daily basis, I work to maintenance of JIRA applications, migration of JIRA Cloud to Cloud, Server to Cloud, creating automation behind JIRA Automation help. Creating documentation and custom-tailored solutions for customer needs. Working in Kanban and Scrum methodologies. Read more Read less
Michał Markiewicz | Administrator
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I have started to work with Atlassian products since 2015. I took a part in deployment, support, integration projects and have experience with both cloud and on-premises architecture. Mostly focused on Workflow Automation and integration Atlassian products with 3rd party systems. Read more Read less
Atin Valiyev | Administrator
ACP-120 ACP-620

We offer a full range of services

End-to-end services

Experts knowing how to deal with challenges posed by the Atlassian platform support Sii clients. Our services cover the analysis, implementation, delivery, maintenance, and migration of on-premise solutions to the cloud. We offer end-to-end assistance according to your needs. We specialize in:

Experts knowing how to deal with challenges posed by the Atlassian platform support Sii...

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  • Cloud, Server, Data Center versions
  • Full environments maintenance (1st, 2nd, and 3rd line), also 24/7
  • New implementations, migration to the cloud
  • Atlassian services hosting
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IT & business processes automation

With practical experience and expertise in business processes, Sii provides custom tools, adjusted to specific needs of your company. Through automation of time-consuming tasks, our experts help your team collaborate more effectively. It’s also possible to improve your overall results by integrating Atlassian tools with different types of enterprise software. We specialize in:

With practical experience and expertise in business processes, Sii provides custom tools, adjusted to...

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  • Project, program, and portfolio management
  • Electronic documents flow
  • Marketing, legal, HR, recruitment, administrative processes implementation
  • Tools integration
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Expert operational support & consulting

Before and after proper implementation, Sii experts specializing in various tools are ready to solve your technical and process problems. We also provide support during the design process, creating or upgrading your collaborative environment. We specialize in:

Before and after proper implementation, Sii experts specializing in various tools are ready to...

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  • Consultants, administrators, DevOps specialists
  • Combination of technical & business knowledge
  • Streamlining, optimization, automation, audit
  • Business value maximization
  • BI & reporting
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Training

Sii provides training in Atlassian tools, covering diverse topics. Aimed at developing competences and building confidence, our courses are organized by experienced trainers. We address the needs of both beginners and more experienced audience, explaining how to use the implemented tools to their full potential. We help you with:

Sii provides training in Atlassian tools, covering diverse topics. Aimed at developing competences and...

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  • Introduction of end-users to Atlassian tools
  • Administrators’ development
  • Agile approach implementation
  • Understanding of custom tools benefits
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Licenses management

We’re qualified to answer questions regarding software purchasing and licensing models. We offer:

We’re qualified to answer questions regarding software purchasing and licensing models. We offer:

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  • Consulting on licences management
  • Purchase of licences for Atlassian products and additional applications
  • Favorable conditions
  • Selection of the most suitable licensing model (Server/Data Center/Cloud)
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Our complementary services

Get everything you need from one top provider

Agile
Custom development
Application maintenance
Cloud, MS Azure & AWS
ServiceNow
Service Desk & user support
Remote work
Nearshoring & offshoring

We're experts in Atlassian tools

Learn how to manage your project portfolio effectively

Watch our webinar and get to know the ultimate solution to your PPM challenges. We are presenting a practical application of the project management framework and the tool to operationalize the concept.

WATCH THE WEBINAR

We support the world's major companies

Our case studies prove our expertise

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Learn more about us

See what's new at Sii

Latest news

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Meet the Sii Atlassian Competency Center – a European game changer in the Atlassian ecosystem

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Bringing Agile to sales – how to effectively implement IT methodologies outside of the tech industry

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How companies are winning against the pandemic – explore 5 technologies key in 2021

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How to replace wheels in a speeding car – Agile transformation in Reckitt Benckiser

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A new level of agile project management – check how Atlassian tools can improve remote work in your organization

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Agile transformation and Atlassian tools – the way to achieve competitive advantage

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News

Three reasons why Sii is an undeniable European leader in the field of testing services

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News

Sii teams up with Atlassian: a new dimension of projects for IT and business

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More news

Events

MS Teams Sign up
February 9, 2023
All roads lead to Machine Learning – ML applied in self-driving cars
On demand Watch the recording
Document processing powered by AI
On demand Watch the recording
C++ in AI - tricks and treats
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