Ofertas de empleo de Programador/a en Barcelona

• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• PublicadaNueva

Teletrabajo API

Descripción de la oferta

Backend ( DATA) - 100% remoto

¿De qué va la empresa en la que trabajarás?

Somos Slashmobility una empresa boutique especializada en transformación digital y comprometida con las personas. Nuestro propósito se centra en acompañar a nuestros clientes en su impulso a la aceleración digital tecnológica a través de las apps y el talento IT.

Con +14 años de experiencia, un equipo comprometido, +500 proyectos ejecutados con éxito, hemos acompañado a centenares de clientes líderes en su sector desde la confianza, flexibilidad y solidez a enfrentarse a los desafíos de la aceleración digital de la sociedad.

¿Y qué nos hace especiales?

Nos Basamos En Cuatro Valores Fundamentales

• Innovación, ofreciendo soluciones innovadoras de una manera profesional y rentable con un valor diferencial: el conocimiento experto en toda la cadena de valor.
• Compromiso ya que llevamos como propios los objetivos de la organización y superamos cualquier obstáculo para lograrlos.
• Proactividad, proveyendo y realizando acciones para mejorar sus servicios y calidad.
• Trabajo en equipo, contando con un equipo motivado y multidisciplinar que trabaja en perfecta coordinación para lograr los objetivos comunes.
  
  

• Flexibilidad horariaSí
• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• Publicada27 ago.

Android iOS Swift

Smadex is a cutting-edge ad-tech company: we process more than 4 million ad requests per second, replying in under 100ms. Every day, we generate several TBs of data that need to be processed, analyzed, and aggregated so that our real-time components get smarter everyday. If you’re passionate about building high-performance mobile solutions and thrive in a fast-paced, challenging environment, we want to hear from you!

This is a full-time hybrid position based in Barcelona.

We are looking for a Junior iOS Developer to work under the guidance of our Senior iOS Developer, and contribute to transforming our new advertising SDK from a prototype into a robust, high-performance product. This role is perfect for someone early in their career who wants to gain real-world experience, mentorship, and grow into a strong iOS engineer.

The Opportunity

• Learn and apply best practices in writing clean, maintainable, and well-tested Swift code
• Work together with the Senior iOS Developer to implement new features and core functionalities
• Gain hands-on experience identifying, debugging, and resolving issues in a real-world product
• Participate in code reviews and learn from constructive feedback
• Work closely with both iOS SDK and backend teams, building a solid foundation in cross-team collaboration

Requirements and Qualifications

• Hands-on experience with iOS development (personal projects, coursework, or internships)
• Basic knowledge of Swift programming
• Curiosity about how mobile apps communicate with RESTful APIs
• A strong desire to learn, proactive attitude, and problem-solving mindset
• Good communication skills and team spirit
• Genuine passion for mobile technology and eagerness to grow as an iOS developer

Bonus Points

• Experience building or maintaining an iOS library/SDK
• Experience with UIKit
• Familiarity with multithreading concepts on iOS
• Experience with performance profiling and debugging using Xcode Instruments
• Experience with unit testing (XCTest) or UI testing frameworks
• Personal projects on GitHub or the App Store that you can share with us
• Familiarity with Android development is a plus

Please note we do NOT provide VISA sponsorship. Candidates without a legal permit to work in Spain will not be considered.

What’s in it for you

• Integrate a highly motivated and young team
• Great compensation package
• Top location in the heart of Barcelona with a rooftop terrace, barbecue, and a fully stocked fridge
• Great work-life balance: work from home (2 days per week), flexible hours
• LinkedIn Learning and training opportunities
• Meal vouchers - Ticket Restaurant monthly allowance
• Monthly gym allowance to use in up to 30 DIR gyms around the city
• Monthly TGIF events and regular team-building activities
• Fun and friendly work environment with talented marketers and engineers from over 40 countries

If you want to know more about us visit our website Smadex.com, and for a sneak peek of the cool stuff we build, check this video out!

• Flexibilidad horariaSí
• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• Publicada27 ago.

Java Kotlin Android iOS jUnit

Smadex is a cutting-edge ad-tech company: we process more than 4.5 million ad requests per second, replying in under 100ms. Every day, we generate several TBs of data that need to be processed, analyzed, and aggregated so that our real-time components get smarter everyday. If you’re passionate about building high-performance mobile solutions and thrive in a fast-paced, challenging environment, we want to hear from you!

This is a full-time hybrid position based in Barcelona.

We are looking for a Junior Android Developer to work under the guidance of our Senior Android Developer, and play an important role in helping us transform our new advertising SDK from a working prototype into a robust, high-performance product. This is a hands-on coding role where you'll have a high impact by contributing to strategically key product for Smadex.

This is an amazing opportunity to apply and grow your skills in a high-scale ad-tech environment. Your initial tasks will include migrating our existing Java-based prototype to 100% Kotlin, implementing new features, writing tests, and fixing bugs, learning the best practices of SDK development.

The Opportunity:

• Write clean, maintainable, and proof-tested Java and Kotlin code for our Android SDK
• Collaborate with our Senior Android developer to implement new features and complete core functionalities
• Help migrate our existing Java prototype to Kotlin & modern Android standards
• Assist in identifying, debugging, and resolving performance issues and bugs
• Participate actively in feature’s definitions, code reviews, providing and receiving constructive feedback to improve code quality
• Work actively with iOS SDK and backend teams to ensure a unified and robust product

Requirements and Qualifications:

• A foundational understanding of Android development and the application lifecycle
• Solid programming skills in Kotlin
• Familiarity with Java.
• Familiarity with consuming RESTful APIs
• A strong desire to learn, contributing to team with proactive attitude, and excellent problem-solving skills
• Great communication skills in both Spanisg and English
• A genuine passion for mobile technology, staying updated with the latest advancements, and contributing to the Android ecosystem

Bonus Points:

• Experience building or maintaining an Android library/SDK
• Familiarity with multithreading concepts on Android is a plus
• Exposure to unit testing frameworks like JUnit or Mockito/Mockk
• Personal projects on GitHub or the Play Store that you can share with us
• Familiarity with iOS development is a plus

Please note that we do NOT provide VISA sponsorship. Candidates without a legal permit to work in Spain won't be considered.

What is in it for you:

• Integrate a highly motivated and young team
• Great compensation package
• Top location at the heart of Barcelona with a rooftop terrace, Barbeque, and a fully stocked fridge
• Great work-life balance: work from home (2 days per week), flexible hours
• LinkedIn Learning and training opportunities
• Meal vouchers - Ticket Restaurant monthly allowance
• Monthly gym allowance to use in up to 30 DIR gyms around the city
• Monthly TGIF events
• Regular team-building events
• Fun and friendly work environment with talented marketers and engineers from over 40 countries
• And more!

If you want to know more about us visit our website Smadex.com, and for a sneak peek of the cool stuff we build check this video out!

• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• Publicada27 ago.

Teletrabajo Javascript CSS HTML Selenium Angular Cloud Coumputing TypeScript QA SEO

About Workato

Workato transforms technology complexity into business opportunity. As the leader in enterprise orchestration, Workato helps businesses globally streamline operations by connecting data, processes, applications, and experiences. Its AI-powered platform enables teams to navigate complex workflows in real-time, driving efficiency and agility.

Trusted by a community of 400,000 global customers, Workato empowers organizations of every size to unlock new value and lead in today´s fast-changing world. Learn how Workato helps businesses of all sizes achieve more at workato.com.
Why join us?

Ultimately, Workato believes in fostering a flexible, trust-oriented culture that empowers everyone to take full ownership of their roles. We are driven by innovation and looking for team players who want to actively build our company.

But, we also believe in balancing productivity with self-care. That´s why we offer all of our employees a vibrant and dynamic work environment along with a multitude of benefits they can enjoy inside and outside of their work lives.

If this sounds right up your alley, please submit an application. We look forward to getting to know you!

Also, feel free to check out why:
- Business Insider named us an "enterprise startup to bet your career on"
- Forbes´ Cloud 100 recognized us as one of the top 100 private cloud companies in the world
- Deloitte Tech Fast 500 ranked us as the 17th fastest growing tech company in the Bay Area, and 96th in North America
- Quartz ranked us the #1 best company for remote workers

Responsibilities

We are looking for an exceptional Senior Frontend Engineer to join our growing team. In this role, you will be responsible for designing, building and optimizing complex UI for modern integration platform using advanced JavaScript, HTML and CSS technologies. You will work with product, design and back-end teams to build innovative features. You will also be responsible to:
- Build efficient and reusable front-end components
- Collaborate with Product Managers and Experience Designers to iterate on the design and implementation of our product
- Identify and resolve performance issues.
- Solve non-trivial coding and architecture problems with simple and innovative solutions
- Take ownership of a project or feature
- Contribute in all phases of the development lifecycle

The perfect candidate will have a keen eye for details and high standards for code quality and efficiency. Candidate must have a strong drive for results, good interpersonal skills, and is a team player who has the ability to work in a fast-paced startup-like environment independently.

Requirements
Qualifications / Experience / Technical Skills
- 5+ years of experience in front-end focused Software Development
- A degree in Computer Science or equivalent academic background
- Strong experience with Angular (or any other framework, but you need to be very proficient with TypeScript and ready to switch to Angular fast)
- Advanced-level knowledge of JavaScript, CSS, and HTML
- Experience in building responsive web interfaces using the latest HTML and CSS technologies
- Good understanding of how browsers and DOM work
- Familiar with web security, SEO and accessibility
- Familiar with browser performance optimizations
- Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations
- Experience delivering large-scale web applications
- Knowledge of QA automation processes and tools (Jasmine, Mocha, Selenium & etc)
- Experience with TypeScript, or a desire to learn about it
- Fluency with the Unix command line interface
- Contributions to open source projects
Soft Skills / Personal Characteristics
- Keen eye for design details and a strong sense of good UX.
- Willing to go the extra mile to do things right and fast

To stand out in our hiring process, please take the time to respond to the Job Application Questions below with concise yet informative answers. All submissions are personally reviewed by the Hiring Team, not evaluated by AI.

• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• Publicada27 ago.

Teletrabajo TSQL Azure Linux Docker Cloud Coumputing Ruby REST AWS Redis Go Kafka

We are looking for an exceptional Staff Backend Developer with expertise in Golang and/or Ruby to join our growing Engine team. The Engine team develops and maintains most things related to the Workato Recipe runtime, including everything related to recipe execution: DSL, pulling events, processing webhooks, and executing jobs. There are various aspects to it: performance, scaling, storage, durability, atomicity, concurrency guarantees, data protection, and encryption.

We can start with a single language engineer proficient in either Golang or Ruby. Still, the candidate should be prepared and enthusiastic about learning additional languages such as Ruby, Golang, Lua, and SQL. We place a strong emphasis on multi-language proficiency in our candidates.
- Build/extend/troubleshot/fix complex heterogeneous GOlang and Ruby applications.
- Design, document, and implement system-wide solutions with a focus on quality, reliability, and scalability.
- Provide technical leadership and effectively communicate complex technical concepts to a wide audience.
- Design and deliver well-formed and supportable APIs for REST endpoints/Go packages/Ruby gems.
- Integrate data storage solutions such as Postgres, Redis, Kafka, S3, ClickHouse.
- Provide code reviews to your teammates.
- Evaluate and propose improvements to existing systems.
- Eager to learn platform-wide components, understanding service communication, domain logic, and guarantees.
- Readiness to work remotely with teams distributed across the world and time zones

Requirements
Qualifications / Experience / Technical Skills
- 7+ years of strong experience in building scalable distributed backend applications.
- Excellent understanding of distributed systems patterns and algorithms.
- Great understanding of all building blocks of large web applications: databases, load balancers, application servers, message brokers, caching, monitoring, etc.
- Excellent understanding of network protocols and stacks.
- Excellent understanding of DB technologies, including classic databases and modern no-SQL solutions.
- Knowledge of basic data structures and algorithms and how they are used.
- Multilingual programming experience, primarily in Ruby or Golang.
- Experience working with public cloud infrastructure providers (AWS, Azure, Google Cloud).
- BS/MS degree in Computer Science, Engineering, or a related subject, with 7+ years of industry experience.
- Background in network programming, building load-balancing, fair queues, throttlers. (Optional)
- Background in data security, PCI/FedRAMP-ready applications. (Optional)
- Experience working with Linux namespaces, Docker, or other isolation technologies. (Optional)
Soft Skills / Personal Characteristics
- Excellent troubleshooting and problem-solving skills.

• Flexibilidad horariaSí
• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• Publicada26 ago.

Teletrabajo React Javascript CSS HTML GraphQL REST TypeScript SEO

Oportunidad laboral en el sector inmobiliario!

En Dotgainen Talent, nos encontramos en búsqueda de un perfil

Frontend Developer – React / Next.js para uno de nuestros clientes más especiales.

Se trata de una startup del sector PropTech (tecnología aplicada al mercado inmobiliario) que está revolucionando el modelo tradicional de alquiler. Su plataforma digital permite gestionar de forma integral y automatizada todo el proceso de arrendamiento de viviendas: desde la publicación y selección de inquilinos, hasta la firma del contrato y la gestión del cobro mensual.

Su enfoque se basa en ofrecer una solución 100% online, ágil y segura, tanto para propietarios como para inquilinos.

Lo que harás

• Desarrollar y mantener aplicaciones web modernas utilizando React y Next.js.
• Colaborar con el equipo de producto y diseño para transformar ideas en interfaces fluidas y atractivas.
• Optimizar el rendimiento y la accesibilidad de nuestras plataformas.
• Participar en la definición de arquitectura frontend y en la toma de decisiones técnicas.
• Integrar APIs y trabajar en estrecha colaboración con el equipo backend.
• Aportar ideas y soluciones creativas propias de un entorno startup.
  
  

• Formar parte de un equipo apasionado y multidisciplinar.
• Participar en la construcción de un producto con impacto real en el mercado.
• Flexibilidad horaria y posibilidad de trabajo remoto.
• Cultura de equipo abierta, colaborativa y orientada a resultados.
• Oportunidad de crecer profesionalmente en una startup en expansión.
• Salario de 32.000-35.000€.
  
  

• Experiencia sólida en desarrollo frontend con React (hooks, context, estado global…).
• Experiencia práctica con Next.js (renderizado SSR/SSG, rutas dinámicas, optimización de imágenes…).
• Conocimiento de HTML5, CSS3, JavaScript (ES6+).
• Buen entendimiento de principios de UI/UX.
• Experiencia en consumo de APIs REST y/o GraphQL.
• Capacidad para trabajar de forma autónoma y en equipo.
• Ganas de crecer en un entorno dinámico, con cambios rápidos y retos constantes.
  
  

• Experiencia en TypeScript.
• Uso de librerías de UI como Tailwind CSS, Chakra UI o similares.
• Experiencia previa en startups o entornos de alto crecimiento.
• Conocimiento de SEO técnico aplicado a Next.js.
  
  

• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• Publicada26 ago.

Python Azure

En Inkoova Digital Solutions buscamos un/a Desarrollador/a de Software con experiencia en Python, gestión de datos y Azure, interesado/a en aplicar la IA generativa a proyectos reales.
👉 Lo que harás
• Desarrollar e integrar agentes de IA generativa.
• Diseñar soluciones en Python con foco en calidad y escalabilidad.
• Trabajar con Azure y gestión de datos.
• Colaborar en proyectos que pueden incluir Microsoft Copilot y Power Platform.
👉 Lo que buscamos
• Experiencia sólida en Python.
• Conocimientos en Azure y gestión de datos.
• Curiosidad e interés por la IA generativa.
• Capacidad de aprendizaje en nuevas tecnologías.
✨ Ofrecemos
• Proyectos innovadores con alto impacto.
• Oportunidad de especializarte en tecnologías de vanguardia.
• Entorno colaborativo, dinámico y en crecimiento.
📩 ¿Te interesa? Postúlate y súmate a nuestro equipo.

• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• Publicada26 ago.

Teletrabajo Java

En Arelance sabemos que las personas son el activo más importante dentro de una empresa y por tanto invertimos muchos esfuerzos en buscar los mejores profesionales para nuestros clientes, y en ofrecer a nuestros candidatos los mejores proyectos.

En este momento, estamos buscamos un/a profesional con al menos dos años de experiencia en programación Java y conocimientos en arquitectura J2EE para unirse al equipo de desarrollo de uno de nuestros clientes principales.

¿Qué buscamos en ti?
• Experiencia avanzada en programación Java (imprescindible).
• Valorable experiencia en arquitectura J2EE.
• Nivel intermedio en Configuration & Release Management, Design & Build Enablement y Build Management.
• Inglés conversacional (requerido).
• Capacidad de trabajo independiente y en equipo, con habilidades de comunicación efectiva.
¿Cuáles serán algunas de tus funciones?
• Diseñar, construir y configurar aplicaciones de acuerdo con los requerimientos de negocio.
• Colaborar con equipos multidisciplinarios para recopilar y analizar requerimientos.
• Implementar buenas prácticas de desarrollo de software que garanticen rendimiento y fiabilidad.
• Realizar pruebas y depuración exhaustivas para asegurar entregables de alta calidad.
• Mantenerse actualizado/a en tendencias y tecnologías del sector para mejorar continuamente los procesos de desarrollo.
• Apoyar a miembros junior del equipo, fomentando un entorno de aprendizaje colaborativo.

¿Qué ofrecemos en esta posición?
• Contratación indefinida
• Acceso a formación
• Posibilidad de trabajar 100% en remoto dentro de España

Si tienes interés en una gran oportunidad como ésta, ¡inscríbete!¡Queremos conocerte!
*** Sólo se valoran candidatos con permiso de trabajo y residencia en España ***

• Nivel de experiencia---
• Tipo de contratoA tiempo completo
• Publicada26 ago.

Java Agile Kotlin Android

About the role:

We are seeking a skilled and innovative Android Engineer with hands-on experience in developing advanced mobile applications using Java and Kotlin. The ideal candidate will be proficient in implementing MVVM architecture with Android Jetpack components and integrating SIP/RTP/RTCP protocols for real-time communication features. This role demands expertise in managing audio systems, background services, and security mechanisms, along with a strong understanding of performance optimization and system integration. The engineer will play a key role in building secure, efficient, and scalable Android solutions that meet real-time operational requirements and integrate seamlessly with cross-functional systems.

In this role, you will:

- Develop and maintain Android mobile applications using Java and Kotlin.
- Implement MVVM architecture with Android Jetpack components.
- Integrate SIP/RTP/RTCP libraries for floor control, session management, and call handling.
- Manage audio focus, Bluetooth audio, mic recording, and low-latency playback.
- Develop background services using Foreground services, Work Manager, and persistent notifications.
- Implement security measures such as Keystore, encrypted storage, and certificate pinning.
- Handle runtime permissions for mic, location, overlay, etc., and integrate with MDM systems.
- Optimize battery and network performance through adaptive retry strategies and QoS monitoring.
- Integrate cross-functional systems using the same group/floor/session control model and respect real-time constraints.

What you need to have to be considered:

- Bachelor´s degree in computer science, Engineering, or related field.
- 10-15 years of experience in Android development.
- Proficiency in Java and Kotlin.
- Experience with MVVM architecture and Android Jetpack components.
- Knowledge of SIP/RTP/RTCP libraries and MCPTT SDKs.
- Experience in audio management and background services.
- Strong understanding of security practices and device policies.
- Familiarity with push messaging systems and battery/network optimization.
- Excellent problem-solving skills and ability to work in a team environment.
- Good to have: Experience with CI/CD tools, version control, testing, and documentation.
- Experience with agile development methodologies.

We´re excited to meet people who share our mission and can make an impact in a variety of ways. Don´t hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.

The Cognizant community:
We are a high caliber team who appreciate and support one another. Our people uphold an energetic, collaborative and inclusive workplace where everyone can thrive.
- Cognizant is a global community with more than 300,000 associates around the world.
- We don´t just dream of a better way - we make it happen.
- We take care of our people, clients, company, communities and climate by doing what´s right.
- We foster an innovative environment where you can build the career path that´s right for you.

About us:
Cognizant is one of the world´s leading professional services companies, transforming clients´ business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses.