Senior JavaScript/Node.js MCP Developer (FinTech Project)

Organization: name

Location: Poland

Design and implement large-scale software solutions and components using multiple technologies, with a primary focus on Node.js and ReactJS. This includes working with microservices architecture, containerization, and continuous integration and delivery (CI/CD) pipelines. Maintain a consistently high level of quality throughout all stages of the development. Communicate effectively to collaborate closely with the team and gain full context for complex tasks. Follow the best engineering practices, as well as company and client guidelines. Play supervisory, advisory, and coaching roles for less-experienced engineers on the team. Promote clean code, as well as design patterns and principles. Over 5 years of experience in Back-end software development. At least 3 years of experience with TypeScript. Over 4 years of experience working with Node.js. Practical understanding of MCP architecture and agentic system design. Experience with security aspects of AI Agentic systems and MCP integrations. Strong experience in designing distributed and secure systems. Good Front-end development skills. Good understanding of microservices architectures. Experience in designing, building, and maintaining APIs. Experience in building and consuming REST and/or GraphQL APIs. Familiarity with DevOps practices. Strong experience working with AWS. Good knowledge of testing best practices. At least an Upper-Intermediate level of English. WOULD BE A PLUS Experience with modern JavaScript and ES6 libraries. We are seeking a highly skilled Node.js expert, who excels as a collaborative team member. The role goes beyond coding, encompassing responsibilities such as handling feature aspects, specifications, technical design, development, testing, documentation, and maintenance. This position requires a strong understanding of the financial industry, including regulations, compliance, and security standards. The ideal candidate will have experience working with FinTech companies and a deep understanding of the technology stack used in the industry. CUSTOMER Our client has rapidly become one of Europe’s most swiftly expanding FinTech companies. They oversee all aspects of financial operations, from generating virtual cards to facilitating wire transfers and maintaining customer account balances. As a payment institution, our client provides a platform that integrates financial services into its product, offering features such as account management, card payments, bank transfers, and additional services. Originally posted on Himalayas


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The ideal candidate will have excellent communication and interpersonal skills, with the ability to work effectively in a team environment. Experience with project management tools, such as Jira or Asana, is a plus. The candidate should be able to demonstrate a clear understanding of software development principles, including test-driven development, continuous integration, and continuous delivery.

Additionally, the candidate should have experience with security best practices, including secure coding, authentication, authorization, and encryption. Experience with cloud-based technologies, such as AWS or Google Cloud, is highly desirable. The candidate should be able to demonstrate a clear understanding of the technology stack used in the industry and be able to adapt to new technologies and tools as they emerge.

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Responsibilities:

Design and implement large-scale software solutions and components using multiple technologies, with a primary focus on Node.js and ReactJS. This includes working with microservices architecture, containerization, and continuous integration and delivery (CI/CD) pipelines. Maintain a consistently high level of quality throughout all stages of the development. Communicate effectively to collaborate closely with the team and gain full context for complex tasks. Follow the best engineering practices, as well as company and client guidelines. Play supervisory, advisory, and coaching roles for less-experienced engineers on the team. Promote clean code, as well as design patterns and principles. Over 5 years of experience in Back-end software development. At least 3 years of experience with TypeScript. Over 4 years of experience working with Node.js. Practical understanding of MCP architecture and agentic system design. Experience with security aspects of AI Agentic systems and MCP integrations. Strong experience in designing distributed and secure systems. Good Front-end development skills. Good understanding of microservices architectures. Experience in designing, building, and maintaining APIs. Experience in building and consuming REST and/or GraphQL APIs. Familiarity with DevOps practices. Strong experience working with AWS. Good knowledge of testing best practices. At least an Upper-Intermediate level of English. WOULD BE A PLUS Experience with modern JavaScript and ES6 libraries. We are seeking a highly skilled Node.js expert, who excels as a collaborative team member. The role goes beyond coding, encompassing responsibilities such as handling feature aspects, specifications, technical design, development, testing, documentation, and maintenance. This position requires a strong understanding of the financial industry, including regulations, compliance, and security standards. The ideal candidate will have experience working with FinTech companies and a deep understanding of the technology stack used in the industry.

Requirements:

Over 5 years of experience in Back-end software development. At least 3 years of experience with TypeScript. Over 4 years of experience working with Node.js. Practical understanding of MCP architecture and agentic system design. Experience with security aspects of AI Agentic systems and MCP integrations. Strong experience in designing distributed and secure systems. Good Front-end development skills. Good understanding of microservices architectures. Experience in designing, building, and maintaining APIs. Experience in building and consuming REST and/or GraphQL APIs. Familiarity with DevOps practices. Strong experience working with AWS. Good knowledge of testing best practices. At least an Upper-Intermediate level of English. WOULD BE A PLUS Experience with modern JavaScript and ES6 libraries.

Preferred Skills:

Experience with project management tools, such as Jira or Asana. Experience with cloud-based technologies, such as AWS or Google Cloud. Strong experience working with the technology stack used in the industry. Ability to adapt to new technologies and tools as they emerge. Experience with security best practices, including secure coding, authentication, authorization, and encryption. Good knowledge of software development principles, including test-driven development, continuous integration, and continuous delivery.

What We Offer:

A competitive salary and benefits package. Opportunities for professional growth and development. A dynamic and collaborative work environment. A chance to work with a rapidly expanding FinTech company. Experience working with a cutting-edge technology stack. A chance to contribute to the development of a secure and distributed system.

How to Apply:

Please submit your resume and a cover letter explaining your qualifications and experience. We look forward to hearing from you!

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