Expert Javascript Engineer (Backend)

TL;DR

Expert Javascript Engineer (Backend): Design and implementing robust backend services using Node.js and TypeScript, specifically integrated with an enterprise no-code/low-code platform with an accent on database modeling, managing complex database transactions, and ensuring data integrity across distributed systems. Focus on optimizing heavy read/write operations, leveraging AI tooling, and leading solutions through automated testing and production support in a fast-paced, agile environment.

Location: Remote (Poland)

Company

hirify.global is a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges.

What you will do

• Architect and develop robust backend services using Node.js and TypeScript, integrated with an enterprise no-code/low-code platform.
• Own the data layer, including database modeling, managing complex database transactions, and ensuring data integrity across distributed systems.
• Build and maintain high-performance ETL processes to move and transform data between disparate systems and primary data stores.
• Optimize heavy read/write operations to ensure application responsiveness under high load.
• Leverage Claude AI and Gemini to accelerate development cycles, automate repetitive coding tasks, and optimize query performance.
• Lead from initial solution design through automated testing and production support in a fast-paced, agile environment.

Requirements

• 5+ years of experience with Node.js and TypeScript.
• Proven experience building or integrating with backend services and APIs.
• Expert-level knowledge of SQL/NoSQL databases, including transaction isolation levels, indexing strategies, and schema evolution.
• Hands-on experience designing and deploying ETL pipelines for large-scale data migrations or integrations.

Nice to have

• Proficiency in using LLMs (like Claude and Gemini) for code generation, debugging, and architectural brainstorming.
• Experience with CI/CD pipelines and automated testing frameworks to support fast-paced delivery.

Culture & Benefits

• Work alongside top professionals in a friendly, open-door environment.
• Take on large-scale projects with a global impact and expand your expertise.
• Boost your skills with internal events, Udemy access, language courses, and company-paid certifications.
• Enjoy flexibility with full remote working possibilities.
• Company-paid medical insurance, mental health support, and financial & legal consultations.