Data Architect / Team Lead

APN Promise; Warszawa; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Hybrid work model

Private medical care

Life insurance

English classes subsidies

Fresh fruit Wednesdays

Ice cream Thursdays

Job summary

Promise Group is seeking a Data Architect / Team Lead to steer our Data & AI Team. You will design Lakehouse and Data Warehouse solutions, lead a 5-person Data Engineering team, and work with customers through presales, architecture, implementation and support. Strong leadership and a deep technical foundation are essential.

Hybrid or remote work model is available. Excellent Polish and English communication are required, along with hands-on experience in modern data platforms and governance.

Qualifications

• Experience with Microsoft Fabric and Data & Analytics architecture.
• Knowledge of Lakehouse and Data Warehouse design.
• Advanced SQL skills and ETL/ELT experience.
• Python or PySpark to understand and troubleshoot solutions.
• Experience with Power BI.
• Data integration from various databases, files, and APIs.
• Dimensional modelling knowledge (Bronze/Silver/Gold).
• CI/CD with Azure DevOps.
• Leading workshops and working directly with customers.

Responsibilities

• Design modern Data architectures based on Microsoft Fabric, Azure and hybrid/on-prem environments.
• Lead Data Engineering team: 5 engineers, provide direction and coaching.
• Collaborate with customers, Solution Sales, PMs and delivery teams across project lifecycle.
• Prepare high-level designs, roadmaps, SoWs, estimates and technology recommendations.
• Ensure scalable, secure, maintainable solutions aligned with business needs.
• Oversee technical discovery, architectural workshops and risk management.

Skills

Leadership

Architectural design

SQL

Python/PySpark

Power BI

Client engagement

Mentoring

Communication

Tools

Microsoft Fabric

Azure

Azure DevOps

Power BI

Job description

Promise Group is a leading Microsoft partner in CEE region, offering a wide range of products and services for clients from various economic sectors, including finance, telecommunications, media, energy, manufacturing, trade, services, public administration, education, and healthcare. The company has been operating since 1991 and, since 1996, has been the largest provider of Microsoft solutions in Poland. Promise Group specializes in software licensing optimization, IT systems design, implementation, maintenance, and business application development.

We are looking for a Data Architect / Team Lead who will play a crucial role in our Data & AI Team . This role ideally combines strong technical expertise with a genuine leadership mindset . You will be responsible not only for designing modern Data & AI solutions, but also for leading and developing our Data Engineering team , helping engineers grow their skills and careers, and setting the technical direction for our projects. You will work closely with customers , Solution Sales, Project Managers , and our delivery teams - from the early presales stage through architecture , implementation , handover , and ongoing support .

Key Responsibilities:

• Design modern Data architectures based on Microsoft Fabric , Azure , and hybrid /on- premises environments .
• Design Lakehouse and Data Warehouse platforms , data integration solutions , semantic models , security , governance , and CI/CD processes .
• Lead technical discovery , architectural workshops , and current-state assessments with customers .
• Prepare HLDs , technical designs , roadmaps , Statements of Work ( SoW ), estimates , and technology recommendations .
• Make architectural decisions and ensure that solutions are scalable , secure , maintainable , and aligned with business needs .

Lead and develop the Data Engineering team

• Lead a team of Data Engineers (5 people ) , providing technical direction , support , and day -to- day leadership .
• Run regular 1:1 meetings , provide feedback, set expectations , and support employees in achieving their goals .
• Coach engineers and actively support their professional and technical development .
• Identify development opportunities , skill gaps , and future competency needs within the team.
• Support recruitment , onboarding , and building a strong Data Engineering team.
• Promote knowledge sharing , collaboration , and a culture of continuous learning.
• Define and develop engineering standards , best practices , and ways of working .

Work closely with customers and the business

• Act as a trusted technical partner for our customers , translating business challenges into effective technology solutions .
• Work closely with Solution Sales, Project Managers , and delivery teams from presales through project delivery .
• Support presales activities , including technical discovery , solution design, estimation , presentations , and customer workshops .
• Prepare and deliver technical presentations , webinars , workshops , and training sessions .
• Clearly communicate assumptions , scope boundaries , technical risks , and recommendations to both technical and non- technical stakeholders .
• Build long -term relationships with customers and help identify opportunities to further develop our Data & AI services.
• Provide technical oversight throughout projects , including design reviews , code reviews , quality assurance , troubleshooting , and risk management .
• Challenge solutions when needed and be willing to make a stop decision when a proposed approach does not meet the required quality or business criteria .
• Support engineers in solving complex technical problems .
• Ensure knowledge and best practices are shared across the team and projects .
• Stay up to date with the Microsoft Data & AI ecosystem and emerging technologies .

Our Requirements:

• Strong hands-on experience with Microsoft Fabric and Data & Analytics architecture .
• Strong knowledge of Lakehouse and Data Warehouse architecture and design .
• Advanced SQL skills and practical experience with ETL/ELT .
• Python or PySpark skills sufficient to understand , review , and troubleshoot engineering solutions .
• Experience with Power Bi.
• Experience integrating data from various databases , files , and APIs .
• Good understanding of dimensional modelling, Bronze/Silver/Gold architecture, ingestion patterns.
• Knowledge of Azure access best practises , W orkspace governance, and CI/CD with Azure DevOps .
• Define performance engineering strategies covering data ingestion, transformation, storage, SQL queries, Spark workloads, semantic models, and reporting.
• Experience leading technical workshops and working directly with customers .
• Experience in leading , mentoring, or managing technical people - you enjoy developing others , not only solving technical problems yourself .
• Ability to prepare estimates , define assumptions and scope boundaries , and communicate technical risks clearly .
• Ability to simplify complex problems without losing important dependencies .
• Excellent communication skills in Polish and English .
• Experience with Fabric Data Agent, Azure AI Foundry , Azure AI Search , or RAG solutions .
• Knowledge of Microsoft Purview , D ata G overnance , and regulatory requirements .
• E xperience with sovereign cloud and data solutions.
• Previous experience in presales and preparing proposals funded through Microsoft programs .
• Experience working with enterprise customers or the public sector .
• Take ownership and feel accountable for outcomes .
• Are comfortable making difficult technical decisions and saying no or stop when necessary .
• Can connect the business, architectural , development, and operational perspectives .
• Enjoy working directly with customers and building trusted partnerships .
• Are naturally curious and continuously develop your knowledge .
• Know how to balance technical excellence with business reality .
• Communicate clearly and build trust with both engineers and business stakeholders .
• Want to build not only great solutions , but also a great team .

We Offer:

• You will have the opportunity to:
  • Lead and grow a team of Data Engineers.
  • ShapeourData & Analyticsarchitectureand engineeringstandards.
  • Workwith modern Microsofttechnologies,includingMicrosoftFabricandAzure.
  • Beinvolvedinchallengingcustomerprojectsacrossdifferentindustries.
  • Havea realimpactonourData & AIcapabilityand service portfolio.
  • Workattheintersectionofarchitecture,technology,customers, andpeopleleadership.
  • Continuouslylearnanddevelopalongsidea team ofexperiencedtechnologyexperts.
• Opportunities for professional development (participation in training, conferences, mentoring, shadowing are just some of the tools that support our people’s growth).
• Work with the largest Microsoft partner in Poland.
• Stable employment in a company that has been in the market for over 30 years.
• Hybrid or remote work model.
• Non-corporate environment with focus on high level of collaboration among teams and team members.
• Focus on integration – we meet for joint trips, picnics, play board games at work, and organize group outings.
• Benefits package – Multisport card, private medical care, life insurance, subsidies for English classes. Plus, fresh fruit every Wednesday and ice cream treats on Thursdays during the summer months!

Our Values:

Promise Group is dedicated to collaboratively enhancing technological competencies and inspiring individuals and organizations to achieve their full potential. Our culture is built on open communication, mutual respect, responsibility, trust, and commitment. We prioritize transparent dialogue and active listening, value diverse perspectives, and maintain healthy relationships by addressing concerns constructively. We take responsibility for our actions, keeping our promises and learning from mistakes. Trust is fundamental; we avoid superficial judgments and build strong connections. Our commitment to continuous improvement drives us to hone our skills, tackle new challenges, and pursue innovative initiatives, ensuring we make a positive impact on our clients, employees, and the broader community.