Senior Full-Stack JS & Database Developer

Particle41; United States; Remote; USD 90,000 - 150,000; Full time

Job summary

Particle41 seeks a versatile Full Stack Javascript & Database Developer to design, develop, and maintain end-to-end software solutions. You will work on both front-end and back-end technologies, collaborating with cross-functional teams to deliver high-quality products.

The role emphasizes API design, testing, and continuous learning in a dynamic environment. A 3+ year track record with React/Angular and Node.js, plus SQL/NoSQL experience, is preferred.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• At least 3 years of experience as a Full Stack Developer or Software Engineer.
• Proficiency in front-end technologies such as HTML5, CSS3, JavaScript, and frameworks like React.js or Angular.
• Strong knowledge of server-side languages.
• Experience with SQL and NoSQL databases (MySQL, PostgreSQL, MongoDB).
• Familiarity with Git and collaborative development workflows.
• Strong problem-solving, communication, and teamwork skills.
• Willingness to learn and adapt to new technologies.

Responsibilities

• Develop and maintain web applications using front-end technologies.
• Create RESTful and GraphQL APIs to enable communication between back-end and front-end applications.
• Write API documentation with usage guides and code examples.
• Implement authentication and security best practices.
• Collaborate with designers, product managers, and testers.
• Participate in Agile processes and contribute to code reviews and testing.
• Mentor junior developers and promote best practices.

Skills

Full Stack Web Development

JavaScript / TypeScript

React.js / Angular

REST APIs / GraphQL

Node.js

SQL & NoSQL databases

Git & version control

Software design patterns

Communication & teamwork

Education

Bachelor’s Degree in Computer Science, Engineering, or related field

Tools

Git

MongoDB

Job description

Particle41 seeks a versatile Full Stack Javascript & Database Developer to design, develop, and maintain end-to-end software solutions. You will work on both front-end and back-end technologies, collaborating with cross-functional teams to deliver high-quality products.

The role emphasizes API design, testing, and continuous learning in a dynamic environment. A 3+ year track record with React/Angular and Node.js, plus SQL/NoSQL experience, is preferred.