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  •  ...and performance bottlenecks. # Provide guidance and support to junior engineers. # Work closely with the Quality Assurance teams and...  ...databases, creating, and optimizing queries, especially in SQL server. # Experience working with containers, particularly in... 
    SQL
    Junior
    Tiempo completo
    Trabajar en la oficina
    Trabajo híbrido
    Horario flexible

    Keyfactor

    Barcelona
    3 días atrás
  •  ...como Python. # Experiencia inicial en ETL y herramientas de procesamiento de datos como Apache Spark o Hadoop. # Familiaridad con SQL y consulta de bases de datos. Competencias: # Capacidad para trabajar con grandes conjuntos de datos y realizar análisis... 
    SQL
    Junior

    Macrotest

    Barcelona
    23 horas atrás
  •  ...life in a clear and engaging way. Your hands-on experience with SQL and Google tools, making data work for you and your team....  ...Insurance (Fully Remote) Business Analyst (Reporting & Analytics) Junior Business Analyst Assistant / CRM & Customer Data Trainee... 
    SQL
    Junior
    Tiempo completo
    Trainee
    Trabajar en la oficina
    Remoto
    Trabajo híbrido
    Horario flexible

    Kiwi.com s.r.o.

    Barcelona
    4 días atrás
  •  ...implementar análisis avanzados usando R o Python (preferentemente Python). # Capacidad para utilizar herramientas de consulta de datos (SQL) para extraer los datos necesarios de las fuentes de datos relevantes para el modelado y el análisis avanzado. # La experiencia con... 
    SQL
    Junior

    Macrotest

    Barcelona
    23 horas atrás
  •  ...scale and optimize our operations, we are looking for a passionate Junior BI Developer with a strong focus on Power BI to join our team....  .... # Data Integration: Work with various data sources (SQL databases, Excel, APIs) to extract, transform, and load (ETL) data... 
    SQL
    Junior
    Trabajo híbrido

    Workfully Italy

    Barcelona
    3 días atrás
  •  ...insights that influence business decisions. Using your advanced SQL, programmling and analytical capabilities, you'll create dashboards...  ...working relationships across functions • Begin to mentor junior team members• Bachelor's degree or equivalent experience • Demonstrable... 
    SQL
    Junior
    Temporal

    Amazon

    Barcelona
    2 días atrás
  •  ...Technical Expertise: Proficiency in programming languages like Python, SQL, and PySpark; experience with ETL processes, data modeling, and...  ...Skills: Significant experience leading teams, mentoring junior engineers, and collaborating with stakeholders to align technical... 
    SQL
    Junior

    Danone

    Barcelona
    4 días atrás
  •  ...gRPC, OpenAPI, and REST Experience with Entity Framework and SQL Experience with unit testing frameworks and methodologies like...  ...and time management skills Willingness to coach and guide junior team members Preferred: ~5+ years of experience and/or an advanced... 
    SQL
    Junior
    Tiempo completo
    Contrato
    Trabajar en la oficina
    Remoto
    Trabajo híbrido
    Horario flexible

    Materialise NV

    Barcelona
    1 día atrás
  •  ...business challenges, from its concept to its implementation. Junior Software Engineer (Data) The Role You will work with a global...  ...~0,5 - 2 years of experience writing code, particularly SQL, Python, shell scripting ~ Ability to debug software, use git... 
    SQL
    Junior
    Trabajo de verano
    Empleo permanente
    Contrato
    Horario flexible

    Quantion

    Barcelona
    1 día atrás
  •  ...ingestion pipelines (batch, streaming), data storage solutions (SQL, NoSQL, Data Lakes), data transformation and processing frameworks...  ...in leading and mentoring principal software engineers and other junior software engineers. ○ 15+ years of hands-on coding experience... 
    SQL
    Junior

    F. Hoffmann-La Roche Gruppe

    Barcelona
    2 días atrás
  •  ...present data-backed insights to senior leadership. Write complex SQL queries, manage database structures, and optimize database...  ...smooth data flow, integration, and quality. Mentor and support junior team members, fostering their growth and technical expertise.... 
    SQL
    Junior
    Tiempo completo
    Empleo permanente
    Contrato
    Trabajar en la oficina
    Trabajo híbrido

    Teleperformance

    Barcelona
    3 días atrás
  •  .... APTITUDES : NLP, ARTIFICIAL INTELLIGENCE (AI), GITHUB, SQL, TIME SERIES FORECASTING, RECURRENT NEURAL NETWORKS (RNN), MACHINE...  ...brutos/mes con duración 4 – 6 meses, y futuro contrato junior . Horario: Media jornada (09:00 – 13:00H) con posibilidad de... 
    SQL
    Junior
    Tiempo parcial
    Práctica
    Autónomo
    Temporal
    Contrato
    Práctica remunerada
    Remoto
    Turno de noche
    Horario flexible

    HelloMrLead

    Barcelona
    4 días atrás
  •  ...Junior Planner - EU Trans. Volume, EU AMZL - Supply Chain - S&OP Do you want to learn how the most complex transportation network is...  ...logistics - Working experience on programming and coding languages (SQL or Python). Amazon is an equal opportunities employer. We... 
    SQL
    Junior
    Contratista
    Trabajar en la oficina
    Turno rotativo
    Turno de noche
    Domingo
    Sábado
    Horario flexible
    Trabajo por turnos
    Fin de semana

    Amazon

    Barcelona
    1 día atrás
  •  ...Data Scientist Junior (100 % Remoto con sede en Barcelona) ¡Hola! Somos Conversia, una empresa que está a la vanguardia de la innovación...  ...estar familiarizado con herramientas y lenguajes como Python, SQL, y estar al tanto de las últimas tendencias en IA, Machine... 
    SQL
    Junior
    Tiempo completo
    Ocasional
    Trabajar en la oficina
    Remoto
    Horario flexible

    Conversia Consulting Group

    El Prat de Llobregat, Barcelona
    2 días atrás
  •  ...potential and growth, so we currently evaluate all seniority levels; Junior, Mid & Senior , as we believe diversity and collaboration are...  ...(Salesforce, BambooHR, Factorial, etc.). ~ Experience using SQL, scripts, or automation tools (Zapier, Python, etc.) to make... 
    SQL
    Junior
    Trabajar en la oficina

    Factorial HR

    Barcelona
    5 días atrás
  •  ...Junior Business Analyst - Trade Finance Academy For the 4th consecutive year , Talan Spain has been recognized as a Great Place...  ...months of experience ~ Spanish (highly desirable) ~ Basics of SQL This is a hybrid position based in Málaga, Spain. Relocation... 
    SQL
    Junior
    Práctica
    Tiempo completo
    Contrato
    Trabajar en la oficina
    Desde casa
    Trabajo híbrido
    Visa de trabajo

    Talan Group

    Barcelona
    4 días atrás
  •  ...Manager for the Spanish market (based in Barcelona). Supported by a junior permanent employee and an intern, this role requires being...  ...~ Experience with data-driven decision-making. Proficiency in SQL, Excel, and/or BI tools. ~ Project management experience, particularly... 
    SQL
    Junior
    Práctica
    Empleo permanente
    Remoto

    papernest

    Barcelona
    4 días atrás
  •  ...in solving highly challenging problems Very good knowledge of SQL, databases, and statistical programming tools (e.g. Python, R)...  ...(e.g. Mixpanel, GA, Firebase) You have successfully mentored junior analysts, guiding their growth and helping them develop new skills... 
    SQL
    Junior
    Patrocinio de visa
    Visa de trabajo
    Horario flexible

    Intelligent Apps GmbH

    Barcelona
    8 horas atrásNueva
  •  ...completed successfully and within deadlines. Mentor and guide junior developers, fostering a culture of knowledge sharing and skill...  ...components. ~ Extensive experience with relational databases (SQL, Oracle, Postgres), including performance tuning and optimization... 
    SQL
    Junior
    Remoto
    Trabajo híbrido

    AXON-Networks

    Barcelona
    4 días atrás
  •  ...mensajería ( RabbitMQ, Kafka ). Acompañamiento y soporte a perfiles junior. Colaboración con equipos de producto y proveedores externos....  ...: Mínimo 5 años de experiencia en desarrollo con PHP y SQL (acciones CRUD). Valorable experiencia con Laravel y/o... 
    SQL
    Junior
    Práctica
    Trabajar en la oficina
    Remoto

    Antal International Network

    Barcelona
    3 días atrás