Senior Fullstack Developer

Chabre; Województwo mazowieckie; Remote; PLN 159,000 - 227,000; Full time

Benefits offered by this job

Remote work

Peripherals subsidy: 500 PLN

MacBook Pro or Lenovo Legion 5

Course subsidies related to the role

MultiSport

Medicover

Job summary

Chabre IT Services is seeking a Senior Fullstack Developer to join an international product and engineering team. You will design, develop and maintain complex applications, owning solutions from concept to production, and build scalable frontend and backend systems using modern web technologies.

You will drive architecture decisions, design integrations, and explore AI-assisted development, including LLMs and MCP.

Qualifications

• Proven fullstack development experience across frontend and backend.
• Strong skills in JavaScript and TypeScript.
• Excellent knowledge of modern frontend frameworks (Angular, React, Next.js).
• Solid backend skills (Node.js/NestJS).
• Good understanding of APIs, integrations and scalable apps.
• Experience with relational databases and SQL.
• Familiarity with AWS and related services (S3).
• Experience with AI-powered capabilities and MCP is a plus.
• Excellent English communication skills.

Responsibilities

• Design, develop and maintain complex fullstack applications from concept to production.
• Build scalable frontend and backend services, APIs and integrations.
• Drive architectural decisions and coding best practices.
• Design integrations between enterprise platforms and AI-powered services.
• Develop automation workflows with AI agents and MCP.
• Identify challenges and deliver results in a fast-paced environment.
• Support scalable, data-driven enterprise platforms with multi-tenant architectures.
• Collaborate with international teams to translate business needs into robust solutions.
• Take ownership of complex tasks and continuously improve product priorities.
• Leverage AI-assisted development tools to improve engineering efficiency.

Skills

Fullstack development

JavaScript/TypeScript

Frontend frameworks

Node.js/NestJS

APIs & integrations

SQL & relational databases

AWS cloud

AI/LLM integration

English communication

Tools

AWS

Job description

Working As a Senior Fullstack Developer, You Will

• Design, develop and maintain complex fullstack applications, taking ownership of solutions from concept to production.
• Build scalable frontend applications, backend services, APIs and integrations using modern web technologies.
• Drive technical decisions and contribute to application architecture, code quality and engineering best practices.
• Design and implement integrations between enterprise platforms, external systems and AI-powered services.
• Develop advanced automation workflows, including solutions leveraging LLMs, AI agents and Model Context Protocol (MCP).
• Identify technical challenges, propose effective solutions and deliver results in a fast-paced, evolving environment.
• Support the development of scalable enterprise platforms, including multi-tenant architectures and data-driven functionality.
• Collaborate with international product and engineering teams to translate business needs into robust technical solutions.
• Take ownership of complex tasks, proactively identify opportunities for improvement and adapt to changing product priorities.
• Leverage AI coding agents and modern AI-assisted development tools to increase engineering efficiency and accelerate delivery.

About Chabre IT Services

Chabre IT Services is a global professional IT services provider, building long-lasting relationships with Enterprises. We specialize in the delivery of tailor-made solutions, smart outsourcing, try&hire, and success fee services. We are a smart IT boutique with unique knowledge, which will deliver your ideas into reality.

About Our Client

Our client is a global organization specializing in creative, marketing and technology solutions for international brands. You will join an international product and engineering team developing an enterprise platform that automates advertising asset production for global brands. The solution enables centralized template management, automated adaptation of creative materials across markets, approval workflows and digital asset management. Current initiatives include integrating the platform with enterprise AI ecosystems and agent orchestration systems, as well as developing multi-agent workflows that automate creative production from concept generation to publication.

Qualifications

• Strong commercial experience in fullstack software development, with the ability to work independently across frontend and backend.
• Very good knowledge of JavaScript and TypeScript.
• Solid experience with modern frontend frameworks, such as Angular, React or Next.js.
• Strong backend development skills, preferably with Node.js and NestJS.
• Good understanding of software architecture, API design, integrations and scalable application development.
• Experience with relational databases, SQL and data-driven applications.
• Familiarity with cloud environments, preferably AWS, and services such as S3.
• Experience integrating external services, APIs or AI-powered capabilities is an advantage.
• Practical experience with LLMs, AI agents, MCP or AI-assisted development tools is a strong plus.
• Strong engineering judgment and the ability to select appropriate technologies and design effective solutions.
• A proactive mindset, high ownership and the ability to drive tasks from initial concept through implementation and delivery.
• Ability to understand business objectives and translate them into practical technical solutions.
• Comfortable working in an international environment with changing priorities and a high degree of autonomy.
• Excellent English communication skills.

We offer

• Rate up to 140,00 PLN/h + VAT
• Remote work
• Subsidy for peripherals in the amount of 500,00zł
• Working tool (MacBook Pro or Lenovo Legion 5)
• Co-financing of courses related to the position
• Benefits: MultiSport, Medicover