Senior Fullstack Java/React Developer – 100% Remote – Open to Candidates in Peru Only at Bertoni Solutions

IMPORTANT: This opportunity is exclusively available for bilingual applicants (Native Spanish and English B2+ or Advanced fluency) currently living/located in Perú.  If you do not meet these criteria, we kindly ask that you refrain from applying, as applications that do not meet these requirements will not be considered.

We are looking for a Senior Fullstack Developer with extensive experience in Java/React and 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.

Responsabilities

• Lead the design, development, and deployment of full-stack applications.
• Architect scalable solutions using modern frameworks and cloud technologies
• Collaborate with frontend and backend teams to build seamless features.
• Integrate APIs, databases, and third-party services.
• Review code, mentor team members, and enforce best practices.
• Write clean, testable, and maintainable code across the stack.
• Participate in planning, estimation, and client meetings.
• Troubleshoot complex problems and propose innovative solutions.

Requirements

• Over 5 years of software engineering experience with solid full-stack exposure
• Proficient in JavaScript with advanced expertise in React.js and TypeScript
• Advanced experience with Java and Spring
• Additional backend experience with Node.js, Python, and .NET is a plus.
• Strong understanding of RESTful API design and database technologies (SQL/NoSQL)
• Familiar with cloud platforms AWS, Azure, GCP and containerization using Docker and Kubernetes
• Skilled in CI/CD, version control (Git), and agile methodologies
• Experience with automated testing (unit, integration, E2E)
• Excellent communication and leadership skills
• Proven ability to deliver solutions from conception through production
• B2+ or Advanced English proficiency

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: Payroll
• Location: The client is located in United States/Costa Rica but the position is 100% remote.
• Contract Duration: 6+ months with the possibility of extension.
• Schedule and Time Zone: Full-time, Monday to Friday (8 hours per day, 40 hours per week).
• Timezone: Peru - overlap with USA/Costa Rica hours (EST/CST), from 8 AM to 5 PM EST/CST.

Interview Process:

1. 2 interviews and a prep call with Bertoni Solutions
2. Resume review by the partner
3. First interview with our partner
4. 2 live technical coding interviews with the end client.
5. Final interview with the client (to be confirmed)