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Company profile

Billennium Tech Stack

IT consulting and outsourcing for enterprise cloud, data, AI and SAP work

IT Services and IT Consulting Warsaw, Mazowieckie 1,001–5,000 employees Founded 2003 Privately Held
billennium.com LinkedIn

Billennium is a Warsaw-based IT services firm delivering staff augmentation, managed services and technology solutions to enterprises. Its hiring is overwhelmingly senior and engineering-led, with demand concentrated on SAP S/4HANA finance transformation, governed data products and production ML. Adoption of LangChain and LangGraph alongside RAG and Copilot Studio, plus a move off DB2 toward AWS databases, points to growing agentic AI and legacy migration work.

Tech Stack 200 technologies

Core StackJava C# Python JavaScript TypeScript Azure DevOps AWS Snowflake Salesforce PostgreSQL AWS RDS Redshift Power BI Tableau Looker Lucidchart Jira Confluence Selenium Postman Kubernetes RAG Power Platform Power Apps Power Automate Aurora AWS Database Migration Service REST Assured Zephyr Copilot Studio+170 more
AdoptingLangChain LangGraph
ReplacingDB2

What Billennium Is BuildingChallenges and projects from their job posts

◆Challenges

  • Scaling production-grade machine learning solutions
  • Operating in highly regulated pharmaceutical environments
  • High-volume, real-time financial transaction processing
  • Technical debt in client systems
  • Failed interfaces across integrated systems
  • Designing scalable system architectures

▲Active Projects

  • SAP S/4HANA Public Cloud finance transformation
  • External tax engine integration for real-time tax
  • Reusable, well-governed data products and data transformation
  • Statutory and digital reporting implementation
  • Cloud and DevOps for regulated environments
  • Complex enterprise integration scenarios

Hiring Activity

Accelerating100 roles · 100 in 30d

Department

Engineering
66
Data
9
Finance
7
Ops
4
Product
4
Sales
4
Marketing
2
Security
2

Seniority

Senior
83
Mid
17
Lead
3
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About Billennium

Billennium is a privately held technology consulting and outsourcing company founded in 2003 and headquartered in Warsaw, Poland. It serves enterprise clients through three service lines: staff augmentation, managed services and technology solutions. Core competencies span AI and data, business solutions, cloud, integration and automation, process management, software development and QA. The company employs 1,001–5,000 people and is currently hiring in Poland, Czechia, Canada and Malaysia. Client work includes engagements in regulated sectors such as pharmaceuticals.

HeadquartersWarsaw, Mazowieckie
Company Size1,001–5,000 employees
Founded2003
Hiring MarketsMalaysia, Poland, Canada, Czechia

Frequently Asked Questions

What tech stack does Billennium use?

Billennium works with Java, C#, Python and TypeScript, AWS (RDS, Aurora, Redshift, DMS), Snowflake, PostgreSQL, Kubernetes, Azure DevOps, Salesforce, Power Platform, and BI tools like Power BI, Tableau and Looker.

What countries does Billennium hire in?

Billennium is hiring in Poland, Czechia, Canada and Malaysia, with an emphasis on senior engineering roles and supporting data, finance and product positions.

What is Billennium working on?

Current work includes SAP S/4HANA Public Cloud finance transformation, real-time tax engine integration, statutory and digital reporting, governed data products, and cloud and DevOps projects for regulated environments.

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How this profile is built

Billennium's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.