Full-Stack Developer (Javascript)

We are currently seeking a strong Front-End Focused, Full Stack developer to join our team!

Work at Exadel - Who We Are

We don’t just follow trends—we help define them. For 25+ years, Exadel has transformed global enterprises. Now, we’re leading the charge in AI-driven solutions that scale with impact. And it’s our people who make it happen—driven, collaborative, and always learning.

Location

Remote

Qualifications

• 8+ years of experience
• Strong proficiency in JavaScript and native Web components with ability to code in Java as well
• Experience in Java 8+ and advanced Java features (Lambdas, Streams, Multithreading)
• The role is primarily focused on front-end development in JavaScript, with approximately 70% of the time dedicated to front-end tasks and the remaining 30% allocated to back-end work
• Expertise in API development (REST, GraphQL) and handling authentication mechanisms (OAuth2, JWT)
• Strong understanding of database technologies, including relational databases (PostgreSQL, MySQL, Oracle) and NoSQL databases (MongoDB, Cassandra)
• Familiarity with containerization tools (Docker, Kubernetes)
• Excellent understanding data structure
• Hands on experience in writing efficient queries and ensure database performance optimization
• Hands-on experience with ORM tools like Hibernate/JPA
• CI/CD tools like Jenkins, GitHub Actions, or GitLab CI
• Experience deploying applications on AWS, Azure, or GCP
• Proficiency with cloud services like Lambda, EC2, S3, or equivalent
• Ability to integrate front-end components with back-end APIs
• Testing frameworks: JUnit, Mockito, REST-Assured
• Proficiency with Git and version control
• Strong communication /articulation skill with fluent English

Nice to Have

• Object-Oriented Programming (OOP):A strong understanding of OOP principles is essential
• Concurrency and Multithreading:Knowledge of concurrency patterns
• Unit Testing and Debugging: Skills in writing and running unit tests and debugging code

Responsibilities

• Design, develop, and maintain robust, scalable, and high-performance front-end systems using JavaScript and native web components.
• Integrate third-party APIs and libraries into the backend systems.
• Collaborate with cross-functional teams to gather and understand requirements.
• Deploy applications to cloud environments using best practices for security and performance.
• Write clean, maintainable, and well-documented code following best practices.
• Perform unit and integration testing to ensure code quality.
• Stay updated on emerging technologies and industry trends.
• Identify and implement performance improvements in backend systems.
• Assist with frontend development as required, particularly around API integration.
• Create and maintain technical documentation for backend processes and systems.

Legal Disclaimers

• Exadel is an Equal Opportunity Employer – Minority / Women / Disability / Veteran / Gender Identity / Sexual Orientation / Age
• Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions
• Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice

Client-provided location(s): São Paulo, Brazil

Job ID: 5553544004

Employment Type: OTHER

Posted: 2025-05-30T23:35:51