We are a multinational team of individuals who believe that with the right knowledge and approach, technology is the answer to the challenges that business face today. We have been bringing this knowledge and approach to our customers since 2016, helping them translate technology into their success.

With Swiss roots and our own development team in Lima and throughout the region, we offer the best of both cultural areas: the talent and passion of Latin American professionals combined with Swiss organization skills and mindset.

We are looking for a Senior Fullstack Developer with extensive experience in modern web technologies to join a dynamic development team. The ideal candidate will work closely with an internal and external team to develop high-quality software solutions. This role requires strong proficiency in both frontend and backend technologies.

Responsibilities

• Design, develop, and maintain high-performance web applications.

• Collaborate with frontend and backend teams to ensure seamless integration.

• Implement best coding practices and optimize applications for scalability.

• Participate in code reviews and provide constructive feedback.

• Work closely with product managers and stakeholders to define and implement new features.

• Ensure application security, performance, and reliability.

Requirements

Minimum 6 years of experience in fullstack development.

• Proficiency in Frontend and Backend technologies as detailed below:

Frontend

Language: TypeScript/TSX

Frameworks/Libraries:

• Remix.JS
• React.js
• React-hook-form
• TailwindCSS
• Framer Motion
• Zod
• ESLint/Prettier

Backend

Languages:

• TypeScript
• Python (for AI features)
• Frameworks/Libraries:
• Bun.js
• Zod
• AWS SDK v3
• GraphQL
• DrizzleORM
• MySQL
• DevOps / Infrastructure: Docker (for containerization and deployment)
• Experience in developing scalable and maintainable software solutions.
• Ability to collaborate with cross-functional teams and work in an agile environment.
• Intermediate English level for technical communication.

Soft skills we're looking for:

• Communication: Excellent written and verbal communication skills. 
• Collaboration: Ability to work effectively in a team  
• Problem Solving: Strong analytical and problem-solving skills.  
• Adaptability: Thrives in a fast-paced, ever-changing start-up environment.  
• Passion: Demonstrated enthusiasm for technology, fintech, and making an impact. 

Contract details:

• Contract Type: Independent contractor (fee for services contract type), which does not include tax deductions or insurance, only a gross monthly payment.
• Location: 100% Remote from Latin America. The client is located in Ecuador and they are based in the United States, but the position is 100% remote.
• Contract Duration: 5 months with the possibility of extension.
• Schedule and Time Zone: Full-time, Monday to Friday (8 hours per day, 40 hours per week). Ecuador time or Eastern Standard Time (EST). Schedule aligned with the client's equipment.
• Rate: USD 3,800 per month.
• NDA: You’ll need to sign a specific NDA, separate from the main contract.
• Interview Process:

1. Initial interview with Bertoni Solutions
2. Resume review by the client
3. First interview with the client’s Product Owner
4. Technical interview with the client’s Software Architect