Kualty
Kualty

Senior Full Stack Developer

June 23, 2025
Full-time
Remote · Medellín, Antioquia, Colombia
Mid-Senior level
Front-end Developer

What were looking for Senior Fullstack Developer (Only for people located in Latin America)

We are seeking an exceptional Senior Full Stack Developer who specializes in both Frontend Design, Development & Backend Development. The ideal candidate should possess strong skills in HTML5, CSS3, JavaScript, and modern frontend technologies like Tailwind CSS, Bootstrap, React, and Next.js. You will work across the full stack, ensuring seamless integration between frontend and backend systems. You will collaborate closely with cross-functional teams to build and scale high-performance web applications, ensuring both an outstanding user experience and a robust backend architecture.

Responsabilities:

  • Frontend Development: Design and develop pixel-perfect UI components and responsive layouts using HTML5, CSS3, and modern frameworks like Tailwind CSS, Bootstrap, React, and Next.js.
  • Backend Development: Implement and maintain scalable backend services using Node.js, Express.js, and other server-side technologies.
  • Database Management: Work with both NoSQL (MongoDB, DynamoDB) and Relational Databases (e.g., MySQL, PostgreSQL) to ensure efficient data storage, retrieval, and management.
  • API Design & Integration: Develop and integrate RESTful APIs to ensure smooth data communication between frontend and backend systems.
  • Authentication & Authorization: Implement secure authentication protocols using Okta, OAuth 2.0, and other industry-standard mechanisms.
  • Performance Optimization: Identify and resolve performance bottlenecks to ensure fast, responsive applications, including optimizing server-side rendering (SSR) and static site generation (SSG) in Next.js.
  • AWS Cloud Management: Leverage AWS services like EC2, S3, RDS, Lambda for application hosting, scaling, and management.
  • Infrastructure as Code: Implement and manage AWS infrastructure using CloudFormation templates for automation.
  • Agile Methodologies: Work in a fast-paced Agile environment, managing tasks and collaboration through tools like JIRA and ensuring continuous integration and delivery.
  • Version Control & Collaboration: Use Bitbucket and Git for version control and team collaboration on code.
  • Collaboration: Work closely with product managers, UX/UI designers, and other stakeholders to understand project requirements and deliver innovative solutions.

Experience And Knowledge

  • Only for people located in Latin America
  • Frontend Technologies: Expertise in HTML5, CSS3, JavaScript (ES6+), Tailwind CSS, Bootstrap, React, Next.js (SSR, SSG, API Routes).
  • Backend Technologies: Strong experience in Node.js, Express.js, and server-side logic.
  • TypeScript: Mandatory proficiency in TypeScript for full stack development.
  • Database Management: Proficiency in both NoSQL (MongoDB, DynamoDB) and Relational Databases (e.g., MySQL, PostgreSQL).
  • API Development: Ability to design and integrate RESTful APIs.
  • Authentication & Authorization: Experience with OAuth 2.0, Okta, and secure identity management.
  • AWS Cloud Services: Experience with AWS services including EC2, S3, RDS, Lambda.
  • CloudFormation Templates: Knowledge of AWS CloudFormation for automating infrastructure deployments.
  • Agile Development: Experience working in Agile environments, utilizing JIRA for task management and issue tracking.
  • Version Control: Proficiency with Bitbucket and Git for source control management.
  • Performance Optimization: Strong understanding of performance tuning, scalability, and optimization.
  • DNS & Networking: Experience configuring and managing DNS settings and ensuring reliable networking for web applications.
  • English level B2+ (Please apply ONLY if you meet this requirement).

Compensation & Benefits

  • Participation in innovative, high-impact regional projects.
  • People-centric culture with autonomy and continuous learning.
  • Work 100% Remote
  • Work from anywhere
  • We pay in US dollars.
  • You can enjoy all the holidays in your country.
  • 10 days of PTO payments