full-stack java engineer legacy modernization cloud

Athenaworks in Argentina is seeking a Mid-Senior Full-Stack Engineer to design, build, and maintain scalable backend services and RESTful APIs using Java or Python. You will own features end-to-end from database design to API and frontend work.Collaborate across disciplines, implement tests, optimize queries, review code, and leverage AI tools to boost...

Software Mind is seeking a mid-level Full-Stack Engineer to join on a client project. You will work on a mix of new and legacy customer portals, maintaining and evolving the platform across front-end and back-end layers.The role involves hands-on work with React, Node.js, Java/Spring Boot, PostgreSQL, Elasticsearch, Redis, and GCP, with English proficiency...

ELEKS in Argentina is seeking a Senior Full-Stack Developer (Java/Python/ForgeRock) to join our Security team, building IAM capabilities across backend and frontend components and integrating ForgeRock.You will design, implement, and optimize secure identity workflows, contribute to CI/CD pipelines, and collaborate with cross-functional teams in a dynamic...

Kods.AI busca un/a Full Stack Senior con mentalidad de producto, capaz de moverse entre frontend y backend, diseñando arquitecturas escalables e incorporando IA en el flujo de desarrollo. El candidato ideal debe resolver problemas complejos con herramientas modernas y demostrar autonomía en entornos de startup.Se valorará experiencia en SaaS, capacidad de...

Athenaworks is seeking a Mid-Senior Full-Stack Engineer to join a fast-moving startup. You will design, develop, and own backend services and RESTful APIs, collaborate on feature design, and implement across the full stack with a strong emphasis on quality and scalability.Ideal candidates have 4+ years of experience with Java or Python, React/TypeScript, and...

Talan – Positive Innovation is hiring a Senior Full-Stack Developer to design, build, and modernize web applications. You will work with Angular on the frontend and Java/Spring Boot on the backend, delivering scalable microservices and data-driven UI components.The role emphasizes real-time data processing, API integration, and collaboration with UX,...

EPAM Systems is seeking a senior Full Stack Developer in Argentina to drive end-to-end development on a cloud-native AWS platform. You will collaborate with Product, UX, Tech Lead, and stakeholders to deliver scalable solutions with Angular on the frontend and Node.js on the backend.You will contribute to architectural discussions, implement RESTful...

Softgic is seeking a Senior Full Stack Software Engineer with 5+ years of professional software development experience to build and maintain scalable cloud-native applications. You will lead backend work in Python (FastAPI) and frontend in React/TypeScript, owning features from design through production while collaborating with Product and Data teams.You...

DEPT® is seeking a Senior Software Engineer to drive a large-scale platform re-architecture for a leading financial intelligence client. You will own end-to-end workstreams across frontend (React, TypeScript) and backend (Node.js) while maintaining parity with the legacy system during a cloud-native migration.You’ll influence architectural decisions,...

Ryzlabs is seeking a Full-Stack Developer to build and ship production-ready features across backend and frontend technologies. The role offers a hybrid working model, requiring one day a week at a coworking space in Palermo, Argentina.The ideal candidate will have 3-6 years of experience in full-stack development, strong skills in Node.js and/or Python or...

AgileEngine, LLC. is seeking a Senior Full Stack Engineer to build cloud-native apps with React frontend and Node.js/C# backend. You’ll optimize SQL across PostgreSQL and DynamoDB, develop serverless AWS services, and manage CI/CD with Terraform and GitLab. This is a 6-month project engagement.Join a people-first culture delivering data-driven solutions...

AgileEngine is seeking a Senior Full Stack Engineer to build cloud-native apps with React on the frontend and Node.js and C# on the backend, focusing on scalable data solutions across SQL, PostgreSQL, and DynamoDB.You will work with AWS services (Lambda, ECS, SQS, EventBridge), implement tests with Jest and Playwright, and manage CI/CD with Terraform and...

Talan Spain is seeking a Technical Lead – Full Stack Java Engineer to join our Credit Risk team. You will own critical applications, guiding design, development, and support while actively coding to ensure secure, resilient, and highly available systems.You will mentor engineers, promote best practices, and collaborate with stakeholders across technology...

Full-timeCompany DescriptionWe are Software Mind, an awesome team of engineers who are ready to ramp up any top-notch company’s projects! Our aim? To always be one step ahead. Become part of a multicultural company in constant growth with an excellent work environment certified by Great Place To Work!Job DescriptionProject - the aim you'll haveWe are...

Talent Connect busca un Desarrollador Java Full Stack Senior para un proyecto global, con foco en desarrollo backend con Java/Spring Boot y frontend con React.js. Trabajo remoto desde Argentina, con jornada de lunes a viernes y horario 9:00–18:00, en entorno ágil con sprints.Se requiere dominio de Spring Boot, React.js y PostgreSQL, APIs RESTful y SOAP...

AspenView Technology Partners is seeking a Senior Full Stack Engineer to own critical modules within a scalable, cloud-native platform for a leading health industry client. You’ll work hands-on across Java (Spring Boot), Node.js, and React, driving technical decisions end-to-end while partnering with cross-functional teams.This role offers a flexible work...

Job DescriptionJoin Us to Shape the Digital World. We’re passionate about delivering cutting-edge technology to some of the world’s top startups and companies, powered by diverse and empowered teams of technologists eager to drive change.Mid-Senior Full-Stack EngineerWe are committed to creating a safe space where everyone, regardless of their...

Descripción del empleo: Somos **IT Patagonia**, un equipo que brinda soluciones en la industria del conocimiento con impacto positivo. Llevamos 30 años liderando procesos de evolución tecnológica brindando soluciones para potenciar el funcionamiento de las organizaciones y el desarrollo de las personas que las componen. Queremos ser una mejor empresa...

Job DescriptionJoin Us to Shape the Digital World. We’re passionate about delivering cutting-edge technology to some of the world’s top startups and companies, powered by diverse and empowered teams of technologists eager to drive change.Mid-Senior Full-Stack EngineerWe are committed to creating a safe space where everyone, regardless of their...

Senior Full Stack .NET/Angular Modernization Engineer (.NET Framework 4.8 to .Net Core 8, AngularJS/.Net MVC to Angular 20) Ascendum is seeking a Senior Full Stack .NET Developer to support a modernization effort for a healthcare-focused client. This role centers on maintaining and evolving a hybrid technology stack that includes legacy .NET Framework...