Job description:

Our client creates powerful, beautiful, and intuitive digital products. They don’t blindly follow trends—they take their understanding of the latest technologies and build the best solutions for their enterprise clients. They are strong believers in collaboration across engineering, UX, and product teams, combining their individual expertise to solve complex challenges. They seek team members who care about results and are not afraid to take ownership.

The Senior Software Engineer and Team Lead role is a critical position within their organization, offering a wide range of responsibilities and opportunities for personal and professional growth. As a Senior Software Engineer, you will join a skilled team of engineers building a unique product. The project will involve a mixed tech stack and a microservice architecture. You will contribute to software development using one of the backend technologies: Java, JavaScript, or .NET. Additionally, you should be proficient in at least one front-end framework, such as React or Angular—there is no strict requirement for a specific technology stack.

A key part of this role is leading and mentoring team members. This includes defining and supporting career paths, setting goals, conducting regular one-on-one meetings, monitoring team health and motivation, and participating in job interviews and company events.

Key Responsibilities

Team Leadership 25% of time: Leading and mentoring the engineering team, providing guidance and support to enhance their skills and performance. Contributing to success of project delivery.

Hands-on engineering 75% of time: Participating in, leading, and scheduling Agile ceremonies such as sprint planning, stand-up meetings, and retrospectives. Collaborating with team members to gather and understand requirements for new features and enhancements. Developing and maintaining front-end web components. Building and consuming RESTful web services and APIs. Writing unit and integration tests to ensure code quality and maintainability.Participating in code reviews and providing feedback to peers. Troubleshooting and debugging issues. Continuously improving the software development process and practices. Communicating with stakeholders and team members to ensure project goals are met. Keeping up to date with the latest technologies and industry trends to enhance the software and development process.

Job requirements:

· Proven analytical ability, problem-solving and risk management skills. · Ability to analyse/summarize information and provide insights (reports, recommendations, other forms). · Experience in managing engineering teams (minimal 1 year).· Strong leadership skills. · Mindset for knowledge sharing. · Fluent communication in English.

Technical skills:

· Deep experience and track record with one of the backend technologies, it may be Java, .NET or Nodejs.· Experience with one of the front-end frameworks (like React, Angular or Vue). · Understanding and practical experience with Devops technology stack. · Understanding and practical use of cloud provider services (AWS, Azure, GCP or similar).

Benefits

· Opportunity to be part of a global organization· Encouraging working atmosphere, engaging activities, and extra benefits (e.g. additional medical insurance (covers gym subscription), team events, outreach activities, and others)· Hybrid work model with remote work opportunities· Open, modern, and ergonomic work environment when working from the office with the multicultural community· Opportunity to grow professionally and personally (e.g. Udemy) and continuously develop within the domain· The salary range for this position is from 4125 EUR - 8250 EUR gross before taxes. The salary offer for the candidate is determined based on the predefined salary ranges for the position     and depends on the level of competence and experience of the candidate.· Cognizant, as a digital company, makes employee health and safety its top priority. With that in mind, we are implementing virtual hiring and work practices which means all interviews will be conducted online as well as live from the office.

Skills and Competencies 

• 5+ years’ expert level hands-on experience in design, deployment and management of VMware vSphere, ESXi, vCenter, AND Nutanix AHV vmvirtualization technologies 
• Familiarity with SAN, NAS, and other storage solutions, including their integration with virtual environments. 
• Understanding of virtual networking concepts such as VLANs, virtual switches, routing, and software-defined networking (SDN). 
• Proficiency in scripting and automation tools like PowerShell/Python along with Ansible to automate repetitive tasks. 
• Experience implementing and managing disaster recovery solutions in a virtualized environment, including failover and replication strategies. 
• Strong skills in monitoring virtual environments and troubleshooting performance issues using tools like VMware vROPS, SolarWinds, or similar platforms. 
• Understanding of security best practices and compliance requirements for virtualized environments, such as hardening hypervisors and ensuring data integrity. 
• Familiarity with hybrid cloud environments, including integrating on-premises virtual infrastructure with public cloud platforms like AWS, Azure, or Google Cloud. 
• Experience investigating complex issues and performing corrective actions, proven track record in major incident recovery. 
• Highly impactful problem-solving skills and attention to detail. 
• Experience with incident and change ITIL processes using ServiceNow or similar tool 
• Customer focused & solutions driven 
• Exceptional written and verbal communication skills. 

Education 

• Certifications such as VMware Certified Professional (VCP), VMware Certified Advanced Professional (VCAP), Microsoft Certified: Azure Administrator, or similar credentials. 

Responsibilities 

• Design, deploy, and maintain virtual environments using platforms like VMware vSphere, Microsoft Hyper-V, Nutanix AHV, or other virtualization technologies. 
• Shows up as the Virtualization expert, lead service recovery and mitigation when major incidents occur. Identify root cause and implement permanent solutions. 
• Monitor the performance of virtual machines (VMs) and hosts to ensure optimal resource utilization and troubleshoot bottlenecks. 
• Perform regular updates, patch management, and upgrades for hypervisors, management tools, and underlying hardware. 
• Develop and implement backup strategies and disaster recovery plans for virtualized environments to ensure business continuity. 
• Configure and manage virtualized storage (SAN/NAS) and networking (vSwitches, VLANs) within the virtual infrastructure. 
• Implement security measures for virtual machines and hosts, ensuring compliance with organizational and regulatory standards. 
• Drive continuous improvement through the adoption of automation and orchestration (PowerShell/Python and Ansible) to streamline virtual infrastructure management tasks. 
• Perform capacity planning to ensure the virtual infrastructure meets current and future demands, while maintaining scalability. 
• Diagnose and resolve complex issues related to virtual machines, hypervisors, and underlying hardware. 
• Create and maintain detailed documentation of the virtual environment, including architecture diagrams, configurations, and procedures. Provide regular reports on system health and performance. 
• Manage Incidents, Standard Changes and Service Requests using ServiceNow effectively and meet/exceeds service level expectations. 
• Participate in on-call rotation, weekend support and provide after-hours support as scheduled in the shift roster 
• Work closely with the engineering teams to ensure deliverables are met on-time and to the highest standard. 
• Collaborate with other IT staff to ensure smooth and reliable operation of software and systems for fulfilling business objectives and processes. 
• Conduct regular system audits and security assessments. 
• Interaction across TSG towers and other business support areas for problem escalations, resolutions, reporting and coordination. 

About the team 

The Technology Services Group (TSG) are seeking an experienced Virtualization Engineer to join our global Operations team focused on enabling Infrastructure-as-a-Service (IaaS) and Platform-as-a-Service (PaaS) architectures. You will work closely with internal business partners, architects, network, cyber-security and other groups to understand project requirements and deliver scalable, reliable solutions. The successful candidate will lead the implementation of our vision for software-defined infrastructure, where automation, orchestration, and dynamic elasticity are employed to achieve high levels of service quality and time to market Service Level Objectives. 

We are currently looking for a Freelance Data Engineer.

General Information:

• Contractor location in Poland.
• Remote.
• Contract duration: April 2025 – End of Year (possibility of extension)
• Language: English

Responsibilities:

• Develop and manage efficient data pipelines for extracting and transforming data from Dynamics 365 FO.
• Design data storage and integration solutions that align with analytical and business needs.
• Optimize data processing workflows to ensure scalability and high performance.
• Collaborate closely with BI and business teams to structure and prepare data for analytical purposes.
• Maintain data governance standards, ensure data quality, and document data flows effectively.
• Implement performance optimization strategies for data queries and storage solutions.

Required Skills:

• Hands-on experience with data ingestion and transformation from Dynamics 365 FO.
• Proficiency in SQL, Azure Data Factory, Synapse or Databricks for data processing.
• Strong background in ETL/ELT architectures and working with relational and cloud databases (Azure).
• Understanding of data governance principles and expertise in data modeling.
• Strong communication skills to collaborate effectively with BI and business stakeholders.
• Experience with scripting (Python, PowerShell) for task automation is a plus.

Preferred Qualifications:

• 3 to 5 years of experience in data engineering.
• Direct experience with Microsoft Dynamics 365 FO and its data model.
• Ability to lead data transformation and integration projects.
• Microsoft Azure Data Engineer certification is a plus.

A leader with over 6 years of experience managing tech teams. Currently leading two development teams (10 FTEs) responsible for key components of an e-commerce platform.

My leadership approach combines with strong delivery management skills, consistently ensuring projects effectively move from concept to completion. Having started my career in infrastructure delivery, I've evolved to managing technical software development teams, giving me a comprehensive understanding of the full technology stack.

Key strengths:

• Team leadership across multiple development groups
• Delivery management and execution focus
• Technical background spanning infrastructure to software development
• Proven track record of "making things happen"

My dual background in infrastructure and software development allows me to bridge technical conversations across disciplines, while my delivery-focused mindset ensures consistent results in complex development environments.

I am a highly accomplished and skilled data professional with a stellar track record in data analysis. My career highlights include spearheading the development of impactful metrics and dashboards, conducting in-depth analysis of performance trends, and delivering strategic insights that directly influence product decisions and foster organizational growth. With my expertise and proven abilities, I consistently deliver exceptional results that drive success and create a competitive edge.

.NET developer for past 13 years.