Java Developer (Hybrid | Kraków) @ Xebia sp. z o.o.

Czym będziesz się zajmować?

Senior/Manager Java Full Stack (SME)We are looking for a highly experienced Senior/Manager Java Engineer.

The successful candidate will collaborate within a dedicated SWAT Team focused on proactively identifying, investigating, and resolving complex business and technical challenges across the program landscape. We are specifically looking for a highly experienced professional with a strong track record of solving complex problems in enterprise environments.

Key Responsibilities
Cooperate within SWAT Team, providing expertise in resolving critical business and technical issues.
Proactively identify risks, dependencies, bottlenecks, and improvement opportunities.
Collaborate with multiple teams and stakeholders to remove blockers and accelerate delivery.
Provide technical leadership and expert-level guidance within the assigned domain.
Support architectural discussions, integration initiatives, and modernization efforts.
Drive best practices across software development, DevOps, and operational excellence.
Leverage AI-enabled approaches and tools throughout the Software Development Life Cycle (SDLC).

Kogo poszukujemy?

Required Profile
Bachelor's in Engineering, IT, Science or technical field
5+ years in corporate IT in a similar role
Demonstrable experience in Java and common Java frameworks
Subject-matter expert (SME) in their technical domain
Genuine passion for technology and continuous improvement
Strong communication and stakeholder-management skills
Highly proactive; able to drive issue resolution independently
Experience working across multiple teams and managing technical dependencies
Comfortable in fast-paced, complex enterprise environments
Skills and attributes for success
10+ years commercial experience building web applications (Java + frontend)
Practical experience with Java 25 and Spring Boot
REST APIs and SOAP integrations experience
Knowledge of databases, SQL and SQL Server
Source code management (GitHub), CI/CD and a…

...At pathway Solutions GmbH, we're on a mission to automate accounting for E-Commerce and SaaS companies. Our goal is to free 10,000 entrepreneurs from the burden of manual bookkeeping so they can focus on what they do best: growing their business.
We are a fast-paced, fully remote company experiencing significant customer growth, and we're looking for passionate builders to join us.

The Opportunity: own the domain of infrastructure

We are looking for a highly motivated Senior Java Developer to join our team at Pathway. You will be responsible for the development and maintenance of our core application, specifically focusing on our billing and invoice generation systems. We need someone who is not only a strong coder but also proactive, eager to master new technologies, and capable of solving complex infrastructure and concurrency challenges.

Tasks

Application Development: Design, develop, and maintain robust billing applications and features (e.g., invoice generation systems) using Java 25.

Concurrency & Performance: Architect and manage highly concurrent, multi-threaded application logic to ensure memory efficiency and system stability.

Infrastructure & DevOps: Take ownership of infrastructure tasks, ensuring our systems are scalable, reliable, and well-maintained.

Database Management: Utilize and optimize both SQL and NoSQL databases (e.g., Bigtable) to handle our evolving data requirements.

Integrations: Design and maintain high-quality API integrations, utilizing modern standards like Swagger/OpenAPI.

Cloud Operations: Implement and manage solutions within cloud environments (GCP preferred)

Requirements

5+ years of professional experience in backend development, with a strong command of Java. Experience in AI Coding Tools & willingness to further drive AI Adoption in our Development process.

A Structured Mindset: You excel at breaking down complex problems, clarifying requirements with both technical and non-technical stakeholders, and designing cl…

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Headquarters: Remote - MX

Who We Are
Oportun (Nasdaq: OPRT) is a mission-driven financial services company that puts its members' financial goals within reach. With intelligent borrowing, savings, and budgeting capabilities, Oportun empowers members with the confidence to build a better financial future. Since inception, Oportun has provided more than $22.7 billion in responsible and affordable credit, saved its members more than $2.5 billion in interest and fees, and helped its members set aside an average of more than $1,800 annually.

The Opportunity

As a Sr. Data Engineer at Oportun, you will be a key member of our team, responsible for designing, developing, and maintaining sophisticated software / data platforms in achieving the charter of the engineering group. Your mastery of a technical domain enables you to take up business problems and solve them with a technical solution. With your depth of expertise and leadership abilities, you will actively contribute to architectural decisions, mentor junior engineers, and collaborate closely with cross-functional teams to deliver high-quality, scalable software solutions that advance our impact in the market. This is a role where you will have the opportunity to take up responsibility in leading the technology effort – from technical requirements gathering to final successful delivery of the product - for large initiatives (cross-functional and multi-month-long projects).



At Oportun, we move fast and we hold each other to a high bar. If you care about doing your best work while actually moving the needle for real people, you'll fit right in.

What You'll Do
Your day-to-day

You’ll design and implement scalable, efficient, and reliable data architectures that support business and analytical needs.

You’ll build and maintain data pipelines, ETL processes, and integration solutions for large volumes of structured and unstructured data.

You’ll optimize data pipelines, databases, data warehouses, and data la…