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WikipediaNodeJS Junior Developer 2025
13 de febr.Kairós Digital Solutions S.L.
NodeJS Junior Developer 2025
Kairós Digital Solutions S.L. · Madrid, ES
Teletreball React API MongoDB Python Agile Cloud Coumputing REST TDD TypeScript
¡ÚNETE AL EQUIPO COMO NODEJS DEVELOPER!
¿Quieres formar parte de una organización que apuesta por el cuidado de las personas y su crecimiento personal y profesional? ¿Te apasiona el mundo del desarrollo y te gustaría afrontar nuevos desafíos? ¡Únete a Kairós!
¿Quiénes somos?
Somos Empresa Great Place To Work desde 2019 por quinto año consecutivo ocupando el 5 lugar en el año 2024 gracias a nuestros valores, nuestra cultura y a los beneficios e iniciativas internas que lanzamos centradas en las personas.
Acompañamos a nuestros clientes en proyectos de transformación tecnológica y ágil. Trabajamos en equipos organizados por disciplinas y en squads multidisciplinares en proyectos muy diversos (retail, investigación sanitaria, banca, seguridad, movilidad…).
Aunque hemos crecido mucho en el último año, no queremos olvidarnos de nuestra esencia, centrados siempre en las personas: hacemos seguimiento personal constante con el equipo técnico y de Talento. Además, apostamos siempre por la transparencia y la claridad.
Estamos en España, México y Perú. En Kairós encontrarás proyectos en los que podrás trabajar desde casa, ¡sin perder la cercanía con el resto del equipo!.
¿Qué estamos buscando?
En Kairós buscamos personas con experiencia como NodeJS Developer Junior para uno de nuestros clientes del sector de seguridad.. La persona formará parte de nuestra disciplina Tech, la cual está liderada por Carlos Cañado y Reinaldo Aguilera.
Más de 350 Kairoseros y Kairoseras son de la familia Tech en Kairós y trabajamos ofreciendo soluciones tecnológicas participando en todo tipo de proyectos desde el inception y definición del producto, trabajando con todo tipo de frameworks y garantizando siempre soluciones no solo efectivas, si no también fáciles de usar, mantener y actualizar al panorama tecnológico actual.
Requisitos:
Competencias para trabajar dentro de un desarrollo en una arquitectura 100% cloud:
- Indispensable
- NodeJS: competencia técnica
- Typescript
- API REST
- Buenas Practicas
- Agile
- Deseable
- Python
- Cloud Computing: Imprescindible haber trabajado en algún cloud. Ideal que trabajase con alta disponibilidad.
- REACT
- BBDD no relacionales (MongoDB, CosmosDB)
- TDD
En Kairós encontrarás:
- Bolsa individual de formación de 1.750 euros, formación continua corporativa y certificaciones técnicas.
- Clases de inglés gratuitas, en grupos reducidos.
- 23 días de vacaciones, 24 y 31 de diciembre libres, 1 día para eventos y ¡3 días de libre conciliación!
- Disfrutar del verano con nuestra jornada reducida en agosto y horario intensivo todos los viernes del año.
- Retribución flexible a través de Cobee, para hacer uso en restauración, transporte público, formación y ticket guardería.
- Seguro médico con Cigna o Sanitas: nos preocupamos de tu salud física y mental.
- Acompañamiento personal continuo a través de nuestro programa Wellness 3.0 y mentoring técnico constante.
- Fortalecimiento de tu marca personal en eventos internos y externos.
- Formar parte de una gran comunidad y contar con el apoyo de personas increíbles y referentes dentro del sector.
- Pero sobre todo... ser parte de una empresa donde se te escucha, se te cuida y donde intentamos hacer todo lo posible por cubrir tus necesidades y expectativas.
#TRY #THINK #FEEL #ENJOY
En Kairós creemos firmemente en la importancia de la igualdad y la diversidad en el lugar de trabajo. Estamos comprometidos a crear un entorno inclusivo y respetuoso donde todos los empleados se sientan valorados y tengan la oportunidad de alcanzar su máximo potencial, independientemente de su raza, color, religión, género, identidad o expresión de género, orientación sexual, origen nacional, genética, discapacidad, edad o cualquier otra característica protegida por la ley.
.NET Angular Developer
13 de febr.Social You
.NET Angular Developer
Social You · Barcelona, ES
Teletreball API .Net MongoDB ASP.Net TSQL Azure Angular Kubernetes REST TDD TypeScript DevOps Microservices DDD
Estamos buscando un .NET y Angular Developer con 4+ años de experiencia para incorporarse a una posición estable y híbrida en Barcelona.
¿Qué estamos buscando?
Excelente conocimiento de .NET 8 o superior.
Experiencia con Angular, RxJS y TypeScript.
Manejo de API REST con JSON (ASP.NET Core Web API).
Conocimientos en MongoDB y Microsoft SQL.
Familiaridad con TDD y conceptos de DDD.
Alineación con la cultura DevSecOps y experiencia en despliegues con Kubernetes.
Fuertes habilidades de comunicación y trabajo en equipo.
Deseable:
Conocimientos Microservicios y Azure Devops.
¿Qué ofrecemos?
Modalidad híbrida en Barcelona (2 días de oficina 3 de teletrabajo)
Jornada intensiva viernes y agosto.
Contrato indefinido: Para brindar estabilidad laboral.
Recompensas por referidos: Incentivos por recomendar a nuevos talentos.
Remuneración flexible: Opción de elegir entre diferentes beneficios, como tickets de restaurante, seguro de salud, tarjeta de transporte o tickets de guardería.
Formación continua: Oportunidades de desarrollo profesional y aprendizaje.
Seguimiento personalizado: Acompañamiento en tu desarrollo profesional.
Desarrollador/a Java microservicios
13 de febr.Serbyte Servicios IT
Desarrollador/a Java microservicios
Serbyte Servicios IT · Madrid, ES
Teletreball API Java MongoDB NoSQL Scrum REST TDD Spring Microservices Kanban Kafka Couchbase
En Serbyte, somos una empresa joven y dinámica que, desde inicios de 2024, forma parte de la multinacional Seidor. Apostamos por la innovación y el talento.
Actualmente, buscamos un/a Programador/a con experiencia en Java y arquitectura microservicios, de al menos 4-5 años.
Tareas
- Desarrollarás software de manera profesional con Java y Spring Boot, aplicando principios de arquitectura de microservicios.
- Trabajarás con bases de datos NoSQL (MongoDB, Couchbase) y relacionales, asegurando eficiencia y escalabilidad.
- Diseñarás e implementarás APIs REST con herramientas como Swagger/Open API, Kafka y JMS.
- Aplicarás metodologías de extreme programming (TDD, pairing) y principios de diseño de software como arquitectura hexagonal y clean code.
- Colaborarás en equipos ágiles (Scrum, Kanban), participando en retrospectivas y demostraciones para mejorar continuamente
Requisitos
Al menos 5 años de experiencia en Java y 4 años en arquitectura de microservicios.
Experiencia con Spring Boot y bases de datos NoSQL y relacionales.
Conocimientos en APIs REST, Swagger/Open API, Kafka, JMS.
Beneficios
- Contrato indefinido con jornada laboral completa.
- Modalidad remota/teletrabajo con posibilidad de acudir a las oficinas en: Madrid, Gijon, Bilbao, BCN, Valladolid, VLC, Zaragoza, Granada, Almería.
- Salario: Entre 36.000 y 45.000 €/año (según experiencia y expectativas).
Si buscas un entorno dinámico, oportunidades de crecimiento y formar parte de una gran familia como Serbyte by Seidor, esta es tu oportunidad. ¡Inscríbete ahora!
Java Software Engineer
8 de febr.Oracle
Barcelona, ES
Java Software Engineer
Oracle · Barcelona, ES
Javascript Java Agile TSQL Cloud Coumputing Kotlin Oracle Jira TDD TypeScript QA
We are seeking a talented and motivated Java Software Engineer to join our innovative team!
As a Software Engineer, you will contribute to the development of high-performance scalable applications, utilizing your expertise in Java, TypeScript, and related technologies. This position requires strong problem-solving abilities, effective communication skills, and a commitment to delivering quality software solutions while ensuring data accuracy.
Our company is at the forefront of the business software industry, managing large volumes of data for our customers daily.
Over two years ago, we established a new team in Barcelona to enhance our global development capabilities and enhance our product data analysis. This team is focused on building innovative tools and resources to provide deeper insights into product usage and customer behavior.
What you will do
Your role will involve designing and creating internal tools used by NetSuite´s global development organization. These tools will include features for data collection, analysis, visualization, and more. To accomplish this, you´ll need a deep understanding of NetSuite´s cloud services and storage solutions. These tools will be essential for tracking usage metrics, KPIs, and performance data, especially considering that our cloud platform serves over 40,000 organizations worldwide. Are you ready for this challenge?
Additionally, you will collaborate closely with other development teams, departments, product management, user experience, and QA to define and implement these tools.
Your role will involve active participation in all stages of the software development lifecycle, from requirements analysis to deployment and maintenance.
Furthermore, you will contribute to code reviews, offer constructive feedback to peers, uphold coding standards, and collaborate with cross-functional teams to ensure the successful delivery of projects.
We would love to collaborate with individuals who share these values
- Open-mindedness, honesty, and transparency, fostering discussions and team collaboration.
- You take pride in your work and are driven by a desire to delight the customer; this motivates you to take responsibility and ownership of your projects.
- A strong commitment to excellence and adherence to clean code principles in software design.
Responsibilities
Qualifications/Skills
- Bachelor´s degree in STEM (Science, Technology, Engineering, or Mathematics) or relevant experience
- 2+ years of software development and architecture experience
- Proficiency in Java
- Experience in designing, architecting and implementing high-performance scalable applications
- Commitment to ensuring data integrity in software solutions
- Excellent written and oral communication skills in English
Nice to have
- Experience with Typescript
- Experience with Test Driven Development (TDD)
- Familiarity with SQL and Elastic
- Exposure to Data Analytics and Performance Monitoring
- Understanding of cloud-based distributed software applications
- Experience with Agile/SCRUM development methodologies
Our Stack and Tools
- Java, Kotlin
- JavaScript, TypeScript
- SQL (Oracle databases)
- Elastic, Open search & Kibana
- IntelliJ IDEA, Teamcity
- Jira, Confluence
- GitLab
What we offer
- Agile environment - Start-up culture backed by a strong enterprise
- English-speaking environment and international team
- Free Spanish classes
- Strong professionals around you that will help to accelerate your growth
- High-impact learning culture: free access to online learning platforms and regular in-house training sessions
- 25 days of paid vacation
- Flexible working hours
- Private medical insurance and life insurance
- Ticket restaurant card
- Oracle NetSuite is an Equal Employment Opportunity Employer. We ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform crucial job functions, and to receive other benefits of employment
#LI-DNI
About Us
As a world leader in cloud solutions, Oracle uses tomorrow´s technology to tackle today´s problems. True innovation starts with diverse perspectives and various abilities and backgrounds.
When everyone´s voice is heard, we´re inspired to go beyond what´s been done before. It´s why we´re committed to expanding our inclusive workforce that promotes diverse insights and perspectives.
We´ve partnered with industry-leaders in almost every sector-and continue to thrive after 40+ years of change by operating with integrity.
Big Data Engineer - Data Lake
8 de febr.Santander
Madrid, ES
Big Data Engineer - Data Lake
Santander · Madrid, ES
MySQL Agile TSQL NoSQL Jenkins Cloud Coumputing Elasticsearch Scala Git REST Jira TDD Hadoop AWS Redis Kafka Spark Big Data
Big Data Engineer - Data Lake (ODS)
Country: Spain
Open Digital Services is the software development company of Santander Group powering the next generation of banks by creating innovative banking products and implementing them in collaboration with Santander Group Affiliates.
Santander Group is one of the world´s largest financial institutions and the Eurozone´s leader, we´re committed to being the best Digital Bank with Branches in the industry.
Our mission at ODS is to design and support an advanced digital and omnichannel platform, ensuring the best customer experience using cutting-edge technology. Openbank, our flagship partner, is where we develop our most advanced concepts first. Be part of our Best-in-Class team and help us create unique value for our customers!
Join us to tackle exciting tech challenges in an agile environment, benefiting from learning, growth, and local and international career opportunities in a modern, diverse setting.
Currently we are looking for Big Data Developers to make the team even stronger.
Responsibilities:
- Design and implement production big data environments using modern technologies.
- Build, validate, and optimize large-scale, big data solutions in heterogeneous data environments.
- Develop and manage ETLs in batch (Spark and Scala), and streaming (Apache Flink).
To be successful in the role you must have
- 3+ years of experience working with Scala, Spark, software design patterns, and TDD.
- Experience working with big data - Spark is a must - Hadoop, Hive, and/or Kafka would be a plus.
- Experience with different database structures, including SQL (Postgres, MySQL), and NOSQL (DynamoDB, DocumentDB, Redis, Elasticsearch).
- Experience and expertise across data integration and data management with high data volumes.
- Experience with Cloud ecosystems, AWS ecosystem (EMR, EC2, IAM, GLUE, ATHENA, S3, CloudFormation, LakeFormation, Redshift, DynamoDB, RDS, ECS & ECR) would be a great plus!
- Experience working in agile continuous integration/DevOps paradigm and tool set (Git, Jenkins, Sonar, Nexus, Jira, and Splunk).
- Bachelor´s Degree in Computer Science, Information Systems, Mathematics, or other STEM, and related fields, or equivalent work experience.
- Professional working proficiency in English.
Nice to have
- Experience with data warehousing, apache iceberg, and visualisation tools.
- Experience with NRT applications: Apache Flink, spark streaming.
What do we offer?
- Joining a dynamic and agile environment, with plenty of opportunities to grow, and have impact!
- Working in a start-up mode with the support of Santander Group in a growing and expansion project.
- Competitive remuneration and attractive benefits package.
- Collaboration in international projects with peers from all around the globe.
- Excellent work environment, social clubs, and frequent events.
Would you like to grow with us? Join our team!
Our culture sets us apart from the rest; social and diversity clubs are part of our essence and day-to-day culture.
ODS is an equal opportunity employer. All applicants will be considered as equal without paying attention to gender identity, sexual orientation, ethnicity, religion, age, political orientation, union membership nor disability status.
We make recruiting decisions based on your experience and skills. We value your passion to discover, invent, simplify, and build.
Node JS Backend Developer
5 de febr.Santander
Node JS Backend Developer
Santander · Madrid, ES
Teletreball Javascript API Java Angular Agile TSQL NoSQL jQuery Jenkins Docker Microservices Git REST TDD OpenShift AWS Office
Node JS Backend Developer (Málaga) - Santander Digital Services
Country: Spain
Job Description
Hello! Welcome to the place responsible for developing the technology that improves the lives of 160 million customers around the world!
This job offer is an opportunity not only to join a great company but also to collaborate in projects that have a real impact on society.
We are looking for a Node JS Backend Developer based in one of our Hubs in Málaga, with at least 4 years of experience in significant domain knowledge of the business area and technology, and demonstrable track record of driving change in a regulated, matrixed environment.
Let´s get to know each other!
We are undergoing one of the biggest transformations in our history and technology is at the heart of our strategy. Join our team to play a part in one of the most important technological projects for the financial sector in the world.
One of our guiding principles is continuous innovation, working with Agile and DevSecOps methodologies and adopting all the leading market technology to work with the best tech stack.
We recently received Top Employer certification in Spain, Europe and globally for the sixth consecutive year and we are one of the World´s 25 Best Workplaces. We are very proud to be an equal opportunities organisation and we are building a dynamic and proactive team. All we ask from you is that you bring a positive attitude and share our values and a commitment to development of cutting-edge technology, no matter where you come from or where you end up.
Your role
We are looking for a Node JS Backend Developer based in one of our Hubs in Málaga, a key team in our technology ecosystem.
We value delivering high-quality products that meet the needs of our customers. To this end, we are seeking candidates who will oversee the entire software development lifecycle, from planning to deployment and beyond.
- Take responsibility of the software delivery by ensuring quality and scope expectations are met;
- A software engineer who takes pride in their craftsmanship and in the results that they deliver
Your main tasks will be:
- Take responsibility of the software delivery by ensuring quality and scope expectations are met.
- A software engineer who takes pride in their craftsmanship and in the results that they deliver.
What you´ll bring
You´re sure to fit in if you like technology and are constantly learning about new developments, as well as having an interest in better understanding the risks faced by the Bank. In addition to developing your technical skills, you should also be interested in improving your soft skills.
If you think you´ve got what it takes, these are the key skills we´ll be looking for in your CV:
- 5 years of experience in Node (JavaScript).
- Extensive knowledge of working with distributed infrastructure systems and client-server architectures.
- Back-end technologies such as Node JS, Mongo DB, Java, npm packaging, RESTful APIs. Experience in IBM API Connect and StrongLoop is a plus.
- Experience with AWS serverless (lambdas) is highly desirable.
- Excellent working knowledge of both SQL and NoSQL databases.
- Experience of using agile methodologies and TDD (test-driven development).
- Experience with any of the JavaScript libraries (JQuery, AngularJS)
- Experience with API development (REST).
- Knowledge of continuous Integration and continuous delivery using Jenkins and the Nexus repository manager.
- Knowledge of Docker, Git, GitHub, Openshift and MicroServices Architecture.
- Strong written and verbal communication skills in English.
The following would also be great...
- University degree in technology, preferably in computer science.
What is the Be Tech! experience like?
- Hybrid working model (working remotely some days and meeting with the team in the office on other days).
- Flexible working hours.
- Possibility of travelling to collaborate with teams in other countries.
- Opportunities to develop your career in different overseas units and countries.
- Continuous training in innovative technical fields so you are always up to date and have the tools you need to do your job.
- Career plan to ensure your professional growth and that your efforts are duly rewarded.
- Highly competitive salary and bonuses.
- Financial benefits (special interest rates for loans, preferential banking terms, pension plan, life insurance, etc.)
- Social benefits (gym and medical centre on the premises, daily meal subsidy with a choice of seven restaurants, parking, shuttle service to the centre of Madrid, discounts and offers with different companies for Santander employees and much, much more that we will tell you all about when you arrive!)
What now?
If you like what you´ve read so far, you´ll like it even more once you´re on board... So why not join us?
Senior Backend Software Engineer
5 de febr.Santander
Senior Backend Software Engineer
Santander · Málaga, ES
Teletreball Java Python Agile Scrum Selenium Maven Microservices REST Jira TDD Spring Redis Kafka Office
Senior Backend Software Engineer - SCIB Málaga
Country: Spain
Hello! Welcome to the place responsible for developing the technology that improves the lives of 160 million customers around the world!
This job offer is an opportunity not only to join a great company but also to collaborate in projects that have a real impact on society.
We are looking for a Senior Backend Software Engineer based in our office Pacífico 92 (Málaga), with at least 10 years of experience in development applications and microservices using the Java Spring / Springboot and Maven.
Let´s get to know each other!
We are undergoing one of the biggest transformations in our history and technology is at the heart of our strategy. Join our team to play a part in one of the most important technological projects for the financial sector in the world.
One of our guiding principles is continuous innovation, working with Agile and DevSecOps methodologies and adopting all the leading market technology to work with the best tech stack.
We recently received Top Employer certification in Spain, Europe and globally for the sixth consecutive year and we are one of the World´s 25 Best Workplaces. We are very proud to be an equal opportunities organisation and we are building a dynamic and proactive team. All we ask from you is that you bring a positive attitude and share our values and a commitment to development of cutting-edge technology, no matter where you come from or where you end up.
Your role
We are looking for a Senior Backend Software Engineer to join the Squad Agile of Cybersecurity, a key team in our technology ecosystem.
Our work as Cyber experts consists of protecting the bank against cyber threats, risks, and vulnerabilities, developing architectural components based on security standards.
Your main tasks will be:
- Patterns developement OAuth 2 / OIDC.
- Experience in REST microservices development.
- Experience in asynchronous reactive development.
- DB development (relational and non-relational).
- Cache solutions development.
- SOLID principles.
- Testing automation / TDD.
- Microservices Profiling.
- Troubleshooting.
What you´ll bring
You´re sure to fit in if you like technology and are constantly learning about new developments, as well as having an interest in better understanding the risks faced by the Bank. In addition to developing your technical skills, you should also be interested in improving your soft skills
If you think you´ve got what it takes, these are the key skills we´ll be looking for in your CV:
- Languages: High level of English.
- Methodologies: Agile and Scrum.
- Languages: Java / NodeJS o Python (desirable).
- Frameworks DEV: Spring / Springboot / Springsecurity / Springcloud / Maven.
- Scalability and performance: Caffeine Cache / Redis.
- Logging: Log4J.
- Synchronous services: OpenAPI (JSON / YAML).
- Asynchronous services: AsyncAPI, Kafka.
- TEST framework: Selenium / JMeter.
- Clean Code: Fortity / Sonar.
- TDD: Gherkin.
- Documentation: Confluence / Jira.
- Troubleshooting.
- Microservices profiling.
- Version control: GitHub.
The following would also be great...
- Python / Node.
- Elastic / Dynatrace / OpenTelemetry.
What is the Be Tech! experience like?
- Hybrid working model (working remotely some days and meeting with the team in the office on other days).
- Flexible working hours.
- Possibility of travelling to collaborate with teams in other countries.
- Opportunities to develop your career in different overseas units and countries.
- Continuous training in innovative technical fields so you are always up to date and have the tools you need to do your job.
- Career plan to ensure your professional growth and that your efforts are duly rewarded.
- Highly competitive salary and bonuses.
- Financial benefits (special interest rates for loans, preferential banking terms, pension plan, life insurance, etc.)
- Social benefits (gym and medical centre on the premises, daily meal subsidy with a choice of seven restaurants, parking, shuttle service to the centre of Madrid, discounts and offers with different companies for Santander employees and much, much more that we will tell you all about when you arrive!)
What now?
Senior Backend Developer
4 de febr.Axiom Software Solutions
Málaga, ES
Senior Backend Developer
Axiom Software Solutions · Málaga, ES
Java MongoDB Agile Azure Scrum Jenkins Oracle TDD OpenShift AWS Spring PostgreSQL Redis Kafka
Sr. Backend Developer
• Experience:
• 2-3 years in Event-Driven Architecture
• 3-5 years in IT projects
• 1-2 years Banking projects
• Advanced knowledge in: Micro-services, Event-Driven Arch., SpringBoot, SpringCloud (Web, Data, JPA, Stream), Kafka, Redis HA, Functional Programming, Reactive Programming, Java (8 onwards), S3, Oracle, PostgreSQL, MongoDB, AWS, Azure, OpenShift, GitHub, Jenkins, Sonar, Test(TDD or BDD)), Knowledge of CI/CD tools.
• APIs (Development and efficient performance for high volumes, low response times, OAs3)
• Valuable functional knowledge in transaction banking and accounting, specifically cash flows. Experience in Agile methodologies (Scrum)