SouthGeek S.A. logo

Senior Full-stack Engineer (Node/TS)

Job Overview

Location

Indiana, USA

Job Type

Full-time

Category

Full-Stack Engineer

Date Posted

March 4, 2026

Full Job Description

đź“‹ Description

  • • As a Senior Full-stack Engineer at SouthGeek S.A., you will be an integral part of a dynamic team, contributing to the development and enhancement of a leading digital asset and cryptocurrency platform. This role offers a unique opportunity to work on a high-availability, institutional-grade trading infrastructure, demanding robust engineering standards, exceptional scalability, and unwavering reliability. You will be instrumental in shaping the future of financial technology by designing, implementing, and maintaining critical components across the entire technology stack.
  • • Your responsibilities will span the full spectrum of software development, from crafting sophisticated backend services and APIs using Node.js, TypeScript, and Express.js, to building intuitive and performant frontend components and features with TypeScript. You will engage deeply with relational databases, including MySQL and SQL Server, focusing on efficient schema design, meticulous query optimization, and ensuring paramount data integrity.
  • • This is a hands-on senior position that requires not only technical prowess but also a strategic mindset. You will be expected to take ownership of technical decisions, meticulously estimate the effort required for tasks, and actively participate in the technical planning process. Your ability to deliver features independently, while collaborating effectively with cross-functional teams, will be key to your success.
  • • A significant aspect of this role involves the maintenance and refactoring of existing codebases. You will be tasked with identifying areas for improvement, implementing enhancements to legacy systems, and ensuring the overall quality, performance, and security of the platform. This includes debugging complex issues, optimizing existing functionalities, and contributing to a culture of continuous improvement.
  • • You will play a crucial role in the deployment and scaling of our cloud-based infrastructure, leveraging your hands-on experience with AWS services. This involves contributing to scalable, secure, and reliable cloud deployments, ensuring the platform can handle high-volume transactions and complex financial workflows with ease.
  • • Beyond the core development tasks, you will be encouraged to participate in architectural discussions, providing valuable insights and contributing to the strategic direction of the platform's technology. Your experience will help guide the team towards robust and future-proof solutions.
  • • The environment at SouthGeek S.A. is designed to be inspiring and growth-oriented. We foster a culture where every team member feels valued, heard, and empowered. We are committed to supporting your personal and professional development through individualized guidance, ensuring you have the resources and opportunities to achieve your career goals and thrive in your role.
  • • This position offers the chance to work on long-term projects within a cutting-edge fintech domain, providing stability and the opportunity to see your contributions have a lasting impact. You will be part of a team that values collaboration, innovation, and technical excellence, all within a fully remote working setup.
  • • You will be responsible for the end-to-end development lifecycle of features, from initial concept and design through to implementation, testing, deployment, and ongoing maintenance. This includes writing clean, well-documented, and maintainable code, adhering to best practices in software development.
  • • Collaborating with product managers, designers, and other engineers to translate business requirements into technical solutions will be a daily activity. You will contribute to defining technical specifications and ensuring alignment between product vision and technical execution.
  • • Proactively identify and address performance bottlenecks, security vulnerabilities, and potential scalability issues within the platform. Your vigilance will be critical in maintaining the integrity and reliability of our financial services.
  • • Engage in code reviews, providing constructive feedback to peers and receiving it in turn, fostering a collaborative learning environment and upholding high code quality standards.
  • • Contribute to the continuous improvement of our development processes, tools, and methodologies, helping to enhance team efficiency and overall project delivery.
  • • Stay abreast of emerging technologies and industry trends, evaluating their potential application to our platform and proposing innovative solutions.
  • • Ensure comprehensive testing strategies are in place, including unit, integration, and end-to-end tests, to guarantee the robustness and reliability of all developed features and services.
  • • Troubleshoot and resolve production issues promptly, minimizing downtime and impact on users. Your problem-solving skills will be essential in maintaining a seamless user experience.
  • • Mentor junior engineers, sharing your knowledge and experience to help them grow and develop their skills, contributing to the overall strength of the engineering team.

Skills & Technologies

JavaScript
TypeScript
Node.js
Express
MySQL
Full Stack
Senior
Remote
Degree Required

Ready to Apply?

You will be redirected to an external site to apply.

SouthGeek S.A. logo
SouthGeek S.A.
Visit Website

About SouthGeek S.A.

SouthGeek is an Argentine software development company specializing in scalable web and mobile applications for startups and enterprises. Founded in 2014, the firm offers full-stack engineering, cloud architecture, UX/UI design, and dedicated agile teams. It focuses on fintech, healthcare, and logistics projects across Latin America and the United States, emphasizing clean code, automated testing, and continuous delivery. The company operates remotely from CĂłrdoba, Buenos Aires, and Montevideo, integrating regional talent with global clients to accelerate digital transformation and reduce time-to-market for complex products.

Similar Opportunities

Argentina
Full-time
Expires May 12, 2026
Angular
Frontend
Onsite

1 day ago

Apply
Argentina
Contract
Expires May 9, 2026
JavaScript
TypeScript
React
+4 more

4 days ago

Apply
Argentina
Full-time
Expires May 2, 2026
Python
JavaScript
TypeScript
+6 more

12 days ago

Apply
Argentina
Full-time
Expires Apr 14, 2026
JavaScript
TypeScript
Kotlin
+5 more

30 days ago

Apply