Senior Backend Developer for Payment Service

At least 4 years of experience developing high-load scalable applications;Strong knowledge of Architecture and Design patterns;Understanding of distributed systems and integrations;Experience in delivering good testing practices;Strong knowledge of NodeJS and Express.js;Knowledge of NoSQL Database like MongoDB or DocumentDB on AWS; Experience with a Node...

Requirements:Minimum 5 years of commercial experienceKnowledge of PHP 7.4.x + Symfony 5, PHPUnit, BehatKnowledge of relational and non-relational databases: MySQL, PostgreSQL, MongoDB,Practical experience with: Rabbit, SQS, JSON-RPC, REST APINice to have: Experience in the fintech industry. Team Connect is Poland's leading nearshore and offshore IT...

About the Project:Our client specializes in web and mobile applications and is looking for a skilled Senior Node.js Developer to join their team and contribute to product and company development from day one.This role offers the opportunity to work with an experienced team and thrive in an environment where your ideas and initiative are highly valued.The...

Tech Stack & Requirements:Must-Have: Proficient in Node.js for server-side development.Strong experience in backend development.Knowledge of Fastify or similar backend frameworks (e.g., Express.js, NestJS).Hands-on experience with e-commerce platforms.Familiarity with headless CMS solutions.Optional but Highly Valued:Experience with Commerce...

At least 5 years of experience in software development;3+ years of experience in Javascript development; Strong skills in nodeJS, Typescript;Understanding and using SOLID principles;Strong experience in working with relational databases, such as PostgreSQL;Willingness to learn and understand new technologies;At least an intermediate level of English;Product...

Must-Have Qualifications:At least 3-4+ years of hands-on coding experienceJava Spring Boot or Scala knowledgeExperience with Object Oriented/Functional ProgrammingDesigning fast, scalable, and responsive APIsExperience developing cloud-native apps - AWS is preferableExperience with SQL and NoSQL (DDB) databasesExperience with KafkaNice-to-Have...

At least 5 years of commercial experience working with Node.jsHands-on experience with streaming solutionsFamiliarity with payment platformsExperience working with AWS cloud environmentsProficiency in both Polish and English (B2 level or higher) We are Square One. For 30 years, we've specialized in IT recruitment, and we know exactly what IT experts like...

At Speechify, we're revolutionizing the way people consume information. Our cutting-edge platform enables users to listen to articles, documents, and books with ease, making learning faster and more accessible.About UsWe're a dynamic team that values innovation, intuition, and drive. We're passionate about creating products that change lives, particularly...

4-6 years of commercial experienceProficiency in Node.js, TypeScript, and Nest.jsKnowledge of PostgreSQLFamiliarity with DockerStrong desire to learn new skills and gain knowledgeMeticulous attention to detailsStrong problem-solving skillsUpper-intermediate English is a must Spendbase is the one-stop shop for optimizing your spending on cloud and...

WE EXPECT FROM YOU Degree (bachelor or master) in computer science or a comparable course of study5+ years in Software Engineering3+ years of experience with Node.js/TypeScriptExperience with NestJS or other backend frameworkREST API development experienceExperience with identity provider(s) integration leveraging OIDC/OAuth2.0 protocolsExperience with...

We are looking for an experienced Senior Backend Developer who:Has a minimum of 5 years of experience in developing applications using .NET, especially in ASP .NET.Understands solution implementation from both a developer and user perspective.Has hands-on experience with Azure DevOps and Selenium.Is knowledgeable in web application testing methodologies.Can...

Spendbase is a pioneering company that optimizes spending on cloud and software subscriptions.We're dedicated to maximizing the return on software investments, helping clients get the best deals, increase adoption of their current stack, take control of renewals, and more.We're looking for a skilled Lead Backend Developer to join our team. You will work with...

Requirements:6+ years of software development experience. Extensive experience with Flutter and Dart. Proven experience integrating with APIs, including RESTful and GraphQL services. Familiarity with cloud platforms like AWS, Firebase, or Google Cloud Platform. Experience with state management solutions (Provider, Riverpod, BLoC, etc.). Strong...

**Job Description:**We are seeking a talented Backend Developer to join our team at Arche Consulting.About the Role:This is an excellent opportunity for a skilled developer to design, develop, and maintain backend applications in alignment with project requirements. The ideal candidate will collaborate with cross-functional teams to ensure high-quality...

Company Overview7N Sp. z o.o. is a company that values expertise and experience in software development. Our team consists of seasoned professionals who have extensive knowledge of various technologies.Job DescriptionWe are seeking a skilled Senior Backend Software Engineer - Cloud Expert to join our team. As a key member, you will be responsible for...

We are seeking a skilled Backend Software Engineering Professional to join our team at Varyence. In this role, you will be responsible for designing, implementing, and testing applications, classes, and functions to meet requirements.Job DescriptionA critical member of our team, the Backend Software Engineering Professional will work alongside talented and...

Job DescriptionWe are seeking a highly skilled Servicenow Developer to join our team at E.ON Polska. The successful candidate will be responsible for designing and implementing custom solutions in the Servicenow backend, relating to platform tables and ITSM modules.Key ResponsibilitiesDesign and implement custom solutions in the Servicenow backend.Analyze...

At least 6 + years of professional experience in frontend development, with a strong emphasis on React and Next.js.At least 4+ years of experience in backend development, ideally using Node.js.A proven track record of developing scalable, high-quality applications.Knowledge of software testing tools and practices to ensure code quality.Strong analytical...

Job OverviewWe are seeking a skilled Backend Developer to join our team at E.ON Polska. As a key member of our IT department, you will be responsible for designing and implementing custom backend solutions in ServiceNow.About the RoleIn this exciting opportunity, you will work on various projects, including request fulfillment, asset management, and system...

What we expect from you: -passion to software development-interest & experience in some of our techniques– If there is something you don't know, you learn it and continueWho we hire: -a great new member who complements our team-a person who wants to be part of our product and to develop it-Don't overengineer your application – we are interested in what...