Empleos de backend junior en Rosario

As a Sr. Backend Engineer you will:Architect and develop high-performance backend services using NestJS, ensuring scalability and maintainabilityDesign and optimize PostgreSQL database schemas and query performanceImplement complex business logic and integration patterns for financial service workflowsCreate and maintain RESTful APIs with exceptional...

Aliancers is seeking a Sr. Backend Engineer in Argentina to architect and develop scalable backend services using NestJS, focusing on PostgreSQL optimization and robust data models for financial workflows.You will design RESTful APIs, lead system design decisions, and mentor junior engineers while leveraging AWS services and modern testing practices. Fluency...

Architect and develop high-performance backend services using NestJS, ensuring scalability and maintainabilityDesign and optimize PostgreSQL database schemas and query performanceImplement complex business logic and integration patterns for financial service workflowsCreate and maintain RESTful APIs with exceptional performance characteristicsDevelop robust...

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.WHY JOIN USIf you're looking for a place to grow, make an...

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.WHY JOIN USIf you're looking for a place to grow, make an...

Tekton Labs busca un desarrollador Full Stack con más de 5 años de experiencia para diseñar y mantener servicios backend y frontend de alto rendimiento. Se trabajará con Node.js, TypeScript, React y AWS, con énfasis en observabilidad y respuesta a incidentes.El candidato colaborará con equipos globales, realizará rotaciones de guardia y mentoría a...

Offer: Contractor: USD 9000.00 Timezone: (UTC-08:00) Los Angeles, USA - Pacific Time (PT) English Level: C2 - Native Spanish Level: C2 - Native Responsibilities Diseñar, desarrollar y mantener servicios backend y frontend de alto rendimiento utilizando Node.js, TypeScript y frameworks modernos. Liderar el mantenimiento y la actualización de aplicaciones...

About The RoleWhat if the code you write could directly shape how the next generation of AI understands and generates software? We're looking for Software Engineers in Rosario to build, evaluate, and improve AI-generated code - helping train AI systems to think like real developers.Software Engineer (AI Training)About The RoleWhat if the code you write could...

Aditi Consulting is seeking a Senior Backend Developer to architect and implement scalable backend services using Node.js and NestJS. You will optimize PostgreSQL schemas, design complex financial workflows, and build high-performance RESTful APIs. The role requires guidance to junior engineers and close collaboration with frontend, product, and design...

Architect and develop high-performance backend services using NestJS, ensuring scalability and maintainability Design and optimize PostgreSQL database schemas and query performance Implement complex business logic and integration patterns for financial service workflows Create and maintain RESTful APIs with exceptional performance characteristics Develop...

Buscamos un/a Senior Backend Developer para sumarse a nuestro equipo de Tecnología y liderar el desarrollo de servicios backend críticos con Node.js y AWS. Es un rol para alguien con experiencia sólida en desarrollo, criterio técnico y autonomía, que utilice herramientas de inteligencia artificial —como Claude Code, Cursor y similares— como parte...

Architect and develop high-performance backend services using NestJS, ensuring scalability and maintainability Design and optimize PostgreSQL database schemas and query performance Implement complex business logic and integration patterns for financial service workflows Create and maintain RESTful APIs with exceptional performance characteristics Develop...

At INDI, we're passionate about empowering individuals and businesses worldwide. Our cutting-edge recruiters connect leading companies with top talent, fostering a dynamic environment where innovation thrives. Join us in shaping the future of work. Overview of the Role The Java Backend Developer will serve as a full-time problem solver, combining deep...

Architect and develop high-performance backend services using NestJS, ensuring scalability and maintainability Design and optimize PostgreSQL database schemas and query performance Implement complex business logic and integration patterns for financial service workflows Create and maintain RESTful APIs with exceptional performance characteristics Develop...

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. WHY JOIN US If you're looking for a place to grow, make an...

Disclaimer – Must read: Commitment & FocusThis role requires full-time dedication, with clear priority given to Darwoft projects during the established working hours. It is not compatible with other full-time professional engagements. Any additional professional activities must be disclosed in advance and must not interfere with the responsibilities or...

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley.Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide.When you apply for this...

EPAM Systems, Inc. in Argentina is seeking a Lead Front-End Developer with deep React expertise to deliver responsive, accessible web applications and define engineering standards. You will mentor junior developers, drive UI architecture, oversee code reviews, and integrate GenAI into delivery workflows to boost speed and quality across cross-functional...

AgileEngine is seeking a Senior/Junior Full-Stack Engineer to design and scale a platform used by enterprise procurement teams. This role blends frontend and backend ownership, working across React and Ruby on Rails to turn wireframes into production features. You'll collaborate with product, data science, and design to solve complex challenges in a growing...

Job Description AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. WHY JOIN US If you're looking for a place to...