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Urgent! Back-end Developer Career Opportunity with QStrauss Consulting in Colombia

Back end Developer



Job description

Back-End Developer, Advanced English C1

Role Purpose

The purpose of this role is to design, build, and maintain the architecture that powers the company's and clients' digital solutions.

You will be responsible for ensuring that APIs, services, and integrations operate efficiently, securely, and at scale, enabling seamless communication between platforms.

What you will do

  • Design, develop, and maintain REST/GraphQL services and APIs.
  • Integrate internal and external systems through API endpoints.

  • Implement authentication, authorization, and session management (JWT, OAuth).

  • Collaborate with the Front-End team to define data contracts (schemas, resolvers).

  • Optimize database queries and structures for performance.

  • Document processes and technical workflows.

  • ommunicate with clients in English to understand requirements related to implementations and integrations.

  • Work with codeless platforms, managing APIs and REST requests.

What we are looking for

  • Proven experience in JavaScript (ES6+), , and Express.

  • Knowledge of GraphQL and Apollo Server.

  • Experience with MongoDB (queries, indexing, performance).

  • Version control proficiency with GitHub.

  • Experience integrating with external APIs.
  • Understanding of microservices architecture and error handling.

  • Advanced English level (C1) in speaking, reading, and writing — a mandatory requirement.

  • Passion for technology and continuous learning.

  • Strong client orientation, creativity, clear communication, and analytical skills.

Key Skills

  • Experience with React.

  • Basic knowledge of Azure (App Service, Blob Storage, Key Vault, Functions).

  • Experience with CI/CD pipelines and automated deployments.

What We Offer

  • 100% remote work.

  • 6-month fixed-term contract, with renewal possibility.

  • Salary: 4,000,000 COP + connectivity bonus.

  • Official Adobe certification (company covers the cost).

  • A human, agile, and collaborative culture where your growth and learning are a priority.

  • Opportunity to work with high-profile clients in digital transformation projects.

  • Access to training spaces and internal mentorship.

Only resumes from Colombia will be accepted.


Required Skill Profession

Other General



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