47 English-speaking jobs in Białystok

Manual QA Engineer needed for web and mobile application testing. Responsibilities include creating test cases, executing tests, reporting issues, and collaborating with developers. Requires 2+ years of experience, knowledge of test design techniques, and proficiency in Postman, Swagger, Jira, and Confluence. Strong communication and teamwork skills are essential.

Kruko seeks experienced Ruby on Rails and Python developers to design, develop, and maintain backend applications. Requires 4+ years of experience with both Ruby on Rails and Python, including experience with RESTful APIs, multi-agent applications, and relational databases. Strong English communication skills are essential.

Python Developer will design, develop, and maintain scalable Python applications integrating AI/ML solutions. Responsibilities include building machine learning models, APIs, and data pipelines. Requires solid Python development experience, AI/ML libraries knowledge, and familiarity with APIs from leading LLM providers.

Salesforce Consultant will design and implement Salesforce solutions for insurance and financial clients. Requires 4+ years of Salesforce implementation experience, 2+ years in financial sector IT projects, and fluency in English.

Design, develop, and maintain scalable full-stack applications using .NET and Angular. Write clean, testable code and implement unit tests. Work with cross-functional teams to architect robust Web APIs and optimize database schemas.

Data Engineer needed to build and optimize data pipelines for financial sector clients. Requires 3+ years of experience in data engineering, ETL/ELT processes, and data warehousing. Proficiency in SQL, Python/Java/Scala/R, and experience with Snowflake or Databricks is essential.

Implement and customize Salesforce solutions for insurers and banks. Configure, integrate, and customize Salesforce software to meet client needs. Create, design, and implement state-of-the-art solutions.