Interfell seeks a Senior Full-Stack Developer to architect and develop complex applications using Node.js, Java, React, and cloud platforms (GCP/AWS). This remote, long-term contract role involves leading technical direction, mentoring junior developers, and ensuring high-quality, scalable solutions. Ideal candidates possess 5+ years of experience, strong problem-solving skills, and a C1-C2 English level.
Key Highlights
Technical Skills Required
Benefits & Perks
Job Description
This organization is more than just a software development company—it serves as a gateway to the global tech world. Whether professionals are looking to enhance their skills or advance their careers, it offers the challenges they’ve been searching for.
It provides end-to-end software development services and the opportunity to work on exciting, real-world projects in a supportive environment. Whether through staff augmentation, dedicated IT teams, or general software engineering, it offers opportunities for individuals to challenge themselves and take their careers to the next level.
As a Senior Full-Stack Developer, the professional will be a key technical contributor responsible for architecting, developing, and optimizing complex applications. The role involves working across both backend and frontend technologies to deliver high-performance, scalable, and reliable solutions that enhance user experience and streamline business operations.
The professional will collaborate closely with engineering, product, and infrastructure teams to define technical direction, ensure high-quality delivery, and promote best practices across the full software lifecycle.
- Remote work. Full-Time: Business Hours, EST
- Contract type: Contractor
- Estimated contract duration: Long term
- Monthly budget: 3,500 - 4,500 (USD) per month
Duties
- Lead the design and development of robust backend services using Node.js and Java.
- Architect and optimize solutions deployed in GCP and AWS .
- Design and maintain relational and non-relational databases, including PostgreSQL and DynamoDB.
- Collaborate with cross-functional teams to deliver scalable, user-centric web applications.
- Support frontend initiatives using React, TypeScript, and GraphQL.
- Develop and integrate APIs with Express and Prisma to support high-performance data flow.
- Ensure system reliability, performance, and security through monitoring, testing, and optimization.
- Mentor mid-level and junior developers, fostering technical growth and code quality standards.
- Participate in sprint planning, architectural reviews, and long-term product roadmap discussions.
- Champion engineering excellence and continuous improvement in tools, processes, and culture.
Hard Skills
- Node.js and Java (more focused in Node.js)
- GCP (Google Cloud Platform)
- PostgreSQL.
- AWS and DynamoDB .
- React, TypeScript.
- GraphQL, Prisma, and Express (nice to have).
- Deep understanding of microservices architecture, API design, and cloud infrastructure.
- Git and CI/CD pipelines.
Soft Skills
- Strong collaboration and teamwork skills.
- Adaptability and proactive learning attitude.
- Experience in agile environments with a focus on delivery, scalability, and quality.
- Excellent communication, leadership, and problem-solving skills.
Knowledge and experience
- 5+ years of professional experience as a Full-Stack Developer or Software Engineer.
- Strong expertise in Node.js and Java backend development, more focused in Node.js.
- Proven experience with GCP (Google Cloud Platform) and PostgreSQL.
- Hands-on experience with AWS and DynamoDB .
- Strong Familiarity with React, TypeScript.
- Familiarity with GraphQL, Prisma, and Express (nice to have).
- Deep understanding of microservices architecture, API design, and cloud infrastructure.
- Strong database design, query optimization, and performance tuning skills.
- Proficiency with version control systems (Git) and CI/CD pipelines.
- Experience in agile environments with a focus on delivery, scalability, and quality.
- Excellent communication, leadership, and problem-solving skills.
- English C1-C2
Ventajas
- USA Contractor
- 100% Remote
- Holidays Off
- Paid Time Off
- Health Insurance Assistance Program
- Excellent teamwork and work environment
- Training and upskilling opportunities
- High-impact role shaping the company’s data ecosystem and AI capabilities