Back to SearchSenior Full Stack Developer (JavaScript)
Hybrid in Argentina: Buenos Aires, Argentina: Córdoba
Node.js& 10 others
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We are seeking a talented Senior Full Stack Developer with strong experience in JavaScript to join our team.
In this role, you will become a key driver within the squad, autonomously executing end-to-end development on a modern cloud-native infrastructure in AWS, collaborating in a dynamic ecosystem with Product, UX, the Tech Lead, and business stakeholders.
Responsibilities
- Develop and optimize new features using Node.js on the backend and Angular on the frontend, ensuring clean and maintainable code
- Actively participate in the squad's technical and software design discussions, contributing your perspective and adding to the architecture defined by the Tech Lead
- Collaborate on the deployment and monitoring of components in the cloud using AWS services such as Lambda, ECS, and EKS
- Ensure software quality by writing and running automated unit and integration tests using Jest and Cypress
- Ensure code performance and scalability within event-driven architectures
- Work with Product, UX, and Business teams to understand functional requirements and translate them into efficient technical solutions
- Participate in cross-code reviews to maintain consistency and raise the team's overall technical standards
Requirements
- At least 3 years of professional relevant experience as a Full Stack Developer, ideally in digital or medium to high-scalability environments
- Solid proficiency in TypeScript, RxJS, and SCSS markup
- Strong experience with Angular for frontend development
- Hands-on experience with Fastify for backend service development
- Experience in the design, consumption, and integration of REST APIs
- Practical knowledge or prior experience interacting with AWS services such as Lambda, ECS, S3, DynamoDB, and CloudWatch
- Application of best practices including Clean Code and SOLID principles
- Understanding of event-driven architectures and messaging platforms such as RabbitMQ and AWS SNS/SQS
- Focus on quality, with experience writing unit tests using Jest, along with Cypress or similar tools for E2E testing
- English at B2 level or higher, with strong written and verbal communication skills
Nice to have
- Previous experience or knowledge of the Fintech industry, digital banking, or high-transaction platforms
- Hands-on experience with AWS services such as Lambda, ECS, S3, DynamoDB, and CloudWatch
- Familiarity with Apache Kafka for distributed event streaming
- Experience with CI/CD pipelines using tools such as GitHub Actions or GitLab CI