Job Title: Solution Architect – Open-Source Technologies
Location: Krakow, Poland
Work Mode: 2 days weekly from office
Duration: 6 months
Domain: Banking
About the Role
We are looking for an experienced and innovative Solution Architect – Open-Source Technologies to join our growing technology team. In this role, you will be responsible for designing, guiding, and delivering scalable and secure technology solutions built on modern open-source platforms and frameworks.
You will work closely with Transformation Leads, Engineering, Operations, and Business stakeholders to architect solutions that align with strategic business objectives while ensuring high standards of scalability, reliability, maintainability, and security.
This is an excellent opportunity for someone passionate about open-source technologies, modern architectures, and digital transformation initiatives.
Key Responsibilities
Solution Architecture & Design
Design end-to-end technology solutions leveraging open-source technologies and frameworks.
Lead architecture discussions and technical decision-making for new initiatives and modernization programs.
Define scalable, secure, and maintainable architecture patterns for enterprise solutions.
Create architecture diagrams, technical documentation, standards, and roadmaps.
Open-Source Technology Leadership
Evaluate, select, and integrate open-source tools, platforms, and frameworks based on business and technical requirements.
Provide architectural guidance on technologies such as Linux, Apache, PostgreSQL, Kafka, and related ecosystems.
Stay up to date with emerging open-source trends, innovations, and best practices.
Engage with open-source communities and encourage adoption of modern engineering practices.
Collaboration & Delivery
Work closely with development, operations, infrastructure, and business teams to ensure successful solution delivery.
Support engineering teams through technical mentorship and architectural governance.
Ensure solutions align with enterprise security, compliance, and operational standards.
Lead technical workshops, design reviews, and stakeholder discussions.
Modern Engineering & Operations
Support automation, scripting, and infrastructure-as-code initiatives.
Contribute to modernization efforts involving distributed systems, APIs, and microservices architectures.
Ensure observability through monitoring, logging, and operational best practices.
Required Skills & Experience
Essential Skills
Proven experience designing and implementing enterprise solutions using open-source technologies.
Strong hands-on expertise with Linux-based environments and open-source application stacks.
Experience with distributed systems, microservices architectures, and API design principles.
Knowledge of scripting, automation, and configuration management tools.
Strong understanding of scalability, security, reliability, and performance considerations.
Excellent communication and stakeholder management skills with the ability to translate business requirements into technical solutions.
Ability to lead technical discussions and influence architecture decisions across teams.
Technical Expertise
Experience with one or more of the following technologies is highly desirable:
Linux
Apache
PostgreSQL
Kafka
NoSQL and relational databases
Streaming and event-driven platforms
Monitoring and logging tools
Security and compliance tooling
Preferred Qualifications
Experience with containerization and orchestration technologies such as Docker
and Kubernetes
.
Exposure to cloud platforms including Amazon Web Services (AWS)
, Microsoft Azure
, or Google Cloud Platform (GCP)
.
Contributions to open-source projects (GitHub/GitLab profiles are encouraged).
Experience with observability, monitoring, and security platforms.
Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field (or equivalent practical experience).