java backend senior developer

Promtior is at the forefront of the Agentic AI revolution, delivering cutting-edge solutions that transform businesses across industries — bridging technology and people to turn AI into a real competitive advantage. Since 2023, we've helped organizations boost operational efficiency through tailored Agentic AI solutions, from discovery and development to...

CodeRoad Inc. seeks a Senior Backend Engineer to own the health and evolution of Java backends for mission-critical systems. You will steer 3-tier architectures, optimize SQL, and drive API integrations while mentoring the engineering team.Remote work is 100% US-based contractor-friendly. The role emphasizes autonomy, documentation clarity, and technical...

Ingeniero Civil Senior (Field Manager) - San Juan/ArgentinaEstamos buscando un Ingeniero Civil Senior (Field Manager) para trabajar en la Provincia de San Juan, Argentina.Responsabilidades:Liderar las actividades de Control de Calidad (QC) y Aseguramiento de Calidad (QA) en campo. Será responsable máximo de gestionar los equipos de trabajo que logren que...

Roko Labs, based in Argentina, is seeking a highly skilled Java Developer to join their growing team. The ideal candidate will have over 5 years of experience in Java development and a strong proficiency in Spring Boot and REST APIs. You will develop applications while enjoying flexible working hours and the option to work remotely.As part of a collaborative...

Promtior is at the forefront of the Agentic AI revolution, delivering cutting-edge solutions that transform businesses across industries — bridging technology and people to turn AI into a real competitive advantage. Since 2023, we've helped organizations boost operational efficiency through tailored Agentic AI solutions, from discovery and development to...

Promtior is at the forefront of the Agentic AI revolution, delivering cutting-edge solutions that transform businesses across industries — bridging technology and people to turn AI into a real competitive advantage. Since 2023, we've helped organizations boost operational efficiency through tailored Agentic AI solutions, from discovery and development to...

Promtior is at the forefront of the Agentic AI revolution, delivering cutting-edge solutions that transform businesses across industries — bridging technology and people to turn AI into a real competitive advantage. Since 2023, we've helped organizations boost operational efficiency through tailored Agentic AI solutions, from discovery and development to...

We are seeking a Senior Python Backend Developer to build robust AI-powered API services and agentic workflows, focusing on language model interaction with internal systems, vector databases, and external tools via orchestration frameworks. The ideal candidate will treat LLMs as components in a secure, scalable distributed system, owning API contracts and...

FusionHit is seeking a Senior Fullstack Software Engineer (Backend-focused) to lead backend architecture and modernization for Java/Spring Boot services in a remote LATAM role. You’ll drive API design, microservices, and PostgreSQL data layers while coordinating with frontend, DevOps, and product teams.The ideal candidate has 6+ years in backend/fullstack...

Senior Fullstack Software Engineer (Backend-focused, Java/Spring Boot) Empresa : Fusionhit Tipo de empleo : Tiempo completo Remote / Work from Home Descripción del trabajo - Senior Fullstack Software Engineer (Backend-focused, Java/Spring Boot) We are looking for Senior Fullstack Software Engineers (Backend-focused) to join FusionHit's fast-paced,...

Endava busca un/a Desarrollador(a) .NET con al menos 3 años de experiencia para un rol back-end y APIs RESTful, con conocimientos en C#, ASP.NET Core y SQL Server, en un entorno de trabajo híbrido en Argentina.Se valorarán habilidades en React, Azure DevOps, Docker y prácticas de CI/CD, así como experiencia con pruebas y herramientas modernas; se ofrece...

Acciona IT busca 3 Back-end Developers COBOL Sr para proyectos de transformación tecnológica en una reconocida entidad bancaria. Se enfocarán en desarrollo, mantenimiento y evolución de soluciones en Medios de Pago y procesamiento de tarjetas, operando en plataformas Mainframe IBM de misión crítica.La modalidad es híbrida (3 días presenciales) y la...

SportClub busca un/a Full Stack Developer Semi Senior (orientación Backend) para impulsar la arquitectura y lógica de nuestras plataformas en Buenos Aires.Diseñar y optimizar APIs REST, gestionar autenticación/ autorización con JWT y trabajar con bases de datos relacionales usando ORMs. Colaborar con frontend en React y Next.js, y gestionar tareas en...

AgileEngine is seeking a Backend Developer to design, build, and maintain scalable systems using Java and/or Kotlin, with Spring Boot, GraphQL, MongoDB Atlas, and Aurora MySQL on AWS. You’ll handle compliance, observability, cost-savings, and tooling, while collaborating with cross-functional teams to deliver robust services.You’ll work on cloud-native...

Unknown company is seeking a Senior Backend Engineer to design, build, and maintain scalable backend services using Java and Python. The role involves owning features end-to-end, building distributed systems, and collaborating with a fast-moving team in a startup environment.Ideal candidates have extensive Python and Java experience, hands-on AI/LLM...

Nortal is seeking a Senior Backend Engineer to thrive in startup environments and build scalable systems from the ground up. You will own backend design, development, and operations with Java and Python, and collaborate with a high-performance team.Ideal candidates have extensive Python and Java experience, hands-on AI/LLM development, and a strong ownership...

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...

Prometeo Talent partners with a US-based cybersecurity startup to hire a Senior Backend Engineer. This role focuses on designing, building, and maintaining scalable backend services with Java and Python, leveraging AI-assisted development workflows, and owning features end-to-end.You will work with distributed systems, databases, queues, and data pipelines...

Prometeo Talent is connecting top-tier tech and engineering professionals with companies shaping the future. We are partnered with a fast-growing US-based cybersecurity startup seeking a Senior Backend Engineer who builds scalable systems, owns features end-to-end, and embraces AI-assisted development workflows.The role requires strong backend expertise,...

Fullstack Labs, Inc. is seeking a Senior Backend Engineer to design, build, and maintain scalable systems in a startup-like environment.You will own features end-to-end, work with Java and Python, and apply AI-assisted development to boost productivity while upholding quality. You will design distributed architectures, manage databases and messaging queues,...