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- ...and product teams.* Provide scientific and analytical guidance to junior team members on study design, modeling strategies, feature... ...Strong proficiency in data analytics and modeling tools, including Python, scientific computing libraries (NumPy, SciPy, Pandas), machine...PythonJuniorTrabajo híbrido
Sanofi
Barcelona3 días atrás - A tech-focused company in Barcelona is looking for a Junior Machine Learning Engineer to develop frameworks, APIs, and runtime integrations... ...in software engineering and a solid understanding of C++ and Python are encouraged to apply. Join us for a unique experience...PythonJunior
10xengineers
Barcelona2 días atrás - ...solutions. The role focuses on creating scalable applications and mentoring junior developers. Candidates should have over 4 years of experience with back-end and front-end applications, especially with Python and FastAPI. A fast learner with strong problem-solving skills and a...PythonJuniorTrabajo híbridoHorario flexible
Worldsensing
Barcelona2 días atrás - ...Full Stack Engineer (Python, React w/ Typescript) EG6084 — Barcelona, Spain — Full‑time regular. Apply Now. Datavant is the data... ...experience ~2+ years of full‑stack software development experience for junior candidates; 5+ years for senior candidates ~ Professional...PythonJuniorTiempo completoPatrocinio de visaTrabajar en la oficinaTrabajo híbrido2 días a la semana
Datavant Corporation
Barcelona4 días atrás - A leading advertising technology company in Barcelona is seeking a Junior Python Developer to work closely with the MLOps team. In this role, you will develop Python scripts for algorithmic decision-making and interact with various teams to enhance features. Candidates...PythonJuniorDesde casa
Smadex
Barcelona4 días atrás - ...learning initiatives, leading cross-functional projects, and mentoring junior data scientists. The focus is on solving marketplace challenges... ..., 1+ year of lead experience Must-have tech skills: SQL, Python, common data science libraries, data visualization, and a strong...PythonJuniorTiempo completoEmpleo permanenteContratoTrabajar en la oficinaRemotoTrabajo híbridoVisa de trabajoHorario flexible2 días a la semana
Fut-ure Recruitment and Technology
Barcelona4 días atrás - ...drive technical vision across teams and develop scalable backend features using Python/Django. The role involves leading complex initiatives, collaborating with various teams, and mentoring junior engineers. Candidates should have strong communication skills and an...PythonJunior
Preply
Barcelona3 días atrás - ...shorten the \"lead time for changes\" Actively take part in knowledge sharing, mentoring of more junior developers and fair employee evaluation Our stack : Backend: Python, Django, FastAPI, Celery, Redis, PostgreSQL, Event-driven architecture (EventBridge + SQS)...PythonJuniorEmpleo permanenteRemoto
papernest
Barcelona4 días atrás - ...engineering standards and review experiment pipelines developed by junior team members. Collaboration: Coordinate with Production... ...is required. Technical knowledge: Frameworks: Advanced Python, PyTorch, and TensorFlow (specifically custom loops). Libraries...PythonJuniorTrabajar en la oficinaTrabajo híbrido1 día a la semana
Fluendo
Barcelona4 días atrás de 30000 a 33000 €/año
Una empresa tecnológica en Barcelona busca un Data & ML Engineer Junior para participar en un proyecto de detección proactiva de... ...Machine Learning, con conocimientos en programación (preferiblemente Python). Se ofrece contrato indefinido y un salario de entre 30.000 y 33...PythonJuniorIndefinidoNexTReT group.
Barcelona2 días atrás- ...impact projects involving lifecycle management tools. The role includes analyzing data structures and supporting migration tasks using Python and API integrations. Candidates should have a Bachelor's degree in a technical field and experience with tools like OpenText ALM....PythonJuniorTrabajo híbrido
INVENSITY Group
Barcelona3 días atrás - ...with top chip companies. Responsibilities include developing frameworks for AI models and mentoring junior engineers. Ideal candidates have strong skills in C++ and Python, with experience in performance-critical applications. This full-time position offers a unique...PythonJuniorTiempo completo
10xengineers
Barcelona2 días atrás - ...responsibilities include managing end-to-end projects, mentoring junior members, and preparing datasets for model training. Candidates... ...have over 5 years of relevant experience, and be proficient in Python and machine learning frameworks. Competitive career growth opportunities...PythonJunior
NDT Global GmbH & Co.
Barcelona5 horas atrásNueva - ...Level: Junior (1–3 years) Location: Barcelona, Spain Job Type: Full-time We are seeking a Junior Machine Learning Engineer to... ...scalable software architecture and design patterns. Help develop Python/C++ frameworks that integrate ML models with custom runtimes....PythonJuniorPrácticaTiempo completo
10xengineers
Barcelona2 días atrás - Una firma de servicios profesionales busca un Junior en Barcelona para participar en la gestión de riesgos en entidades financieras. El... ...en un grado STEM y habilidades avanzadas en programación (SAS, Python, R), así como un buen dominio del inglés. Ofrecemos un entorno de...PythonJuniorTrabajo híbrido
Deloitte Spain
Barcelona12 horas atrás - A leading ad-tech company in Barcelona is seeking a Junior Software / Data Engineer to join their core engineering team. The role involves... ...engineering experience, and strong knowledge of SQL and either Python or Java. The position offers a great work-life balance, a fun...PythonJuniorHorario flexible
Smadex
Barcelona1 día atrás - ...a related technical field (mandatory). ~1 to 3 years of experience with OpenText ALM or similar lifecycle management tools. ~ Python scripting and API-based integrations (essential). ~ Familiarity with REST APIs, scripting, ETL processes and CSV-based data handling...PythonJuniorPrácticaTrabajar en la oficinaDesde casaTrabajo híbridoHorario flexible
INVENSITY Group
Barcelona3 días atrás - ...innovations that increase coverage and reduce execution time. Mentor junior QC engineers on automation best practices, scalable code quality... ...for SaaS or cloud‑based applications. ~ Proficiency in Python and/or JavaScript/TypeScript for writing maintainable, scalable...PythonJuniorInicio inmediatoTrabajo por turnos
Medium
Barcelona3 días atrás - ...quality engineering, testing, and support. Mentor and guide junior developers both in technical and soft‑skill matters. Perform... ..., both in back‑end and front‑end applications. ~3+ years with Python. (FastAPI framework) ~2+ years with React is desired. ~ Experience...PythonJuniorDesde casaRemotoTrabajo híbrido
Worldsensing
Barcelona2 días atrás - ...Backend Engineer (Python, Kubernetes, AWS) Barcelona, Spain • Full-time regular application live. Datavant is a data collaboration... ...experience. ~2+ years of backend software development experience for junior candidates; 6+ years for senior candidates. ~ Professional...PythonJuniorTiempo completoPatrocinio de visaTrabajar en la oficinaTrabajo híbrido2 días a la semana
Datavant Corporation
Barcelona4 días atrás - ...We are seeking a skilled Python Developer to join our Integrations team. The successful candidate will be responsible for building and maintaining integrations with financial providers and payment gateways. This role requires a strong backend foundation and a solid understanding...Python
Concryt
Barcelona4 días atrás - ...hardware. You will also help shape technical direction, mentor junior engineers, and collaborate closely with the client’s compiler/runtime... ...scalable, maintainable, and reusable. Architect and develop Python/C++ frameworks for integrating ML models with custom runtimes....PythonJuniorTiempo completo
10xengineers
Barcelona12 horas atrás - ...Data & Analytics Intern - September 2026 Data & Analytics – Junior position in Barcelona. We are Metyis, a global and forward-thinking... ...Knowledge of statistical concepts, programming languages (e.g., Python, R), machine learning and visualization tools (e.g., Power BI,...PythonJuniorPráctica
Metyis
Barcelona4 días atrás 136000 $/año
...‑the‑loop and model‑in‑the‑loop data pipelines. You will mentor junior team members and ensure data excellence through strategic oversight... ...data querying languages (e.g., SQL), scripting languages (e.g., Python) or statistical/mathematical software (e.g., R, SAS, Matlab)...PythonJuniorContratoAmazon
Barcelona5 horas atrásNueva- ...the Snowflake environment. Provide guidance and mentorship to junior data engineers and analysts, promoting Snowflake and data... ...cloud data environments (AWS, Azure, or GCP). Proficiency in Python and SQL is required. Certifications Snowflake Certified Advanced...PythonJunior
MCR International
Barcelona2 días atrás - ...through real-life engineering and data analysis and where everyone’s implication has an impact. We are looking for an ambitious Junior Python Developer whose ultimate motivation is to learn the most advanced technologies used in the ad-tech industry by the likes of...PythonJuniorTrabajar en la oficina2 días a la semana
Smadex
Barcelona4 días atrás - ...leading and mentoring principal software/data engineers and other junior engineers.* 10/15+ years of hands-on coding experience (or... ...Familiarity with tools used by data scientists (e.g., Jupyter, Python, or R) and machine learning pipelines (e.g., MLflow, Kubeflow).*...PythonJunior
F. Hoffmann-La Roche AG
Barcelona1 día atrás Logistics Scheduler - 6 months contract, Intra Week - Trans Volume Planning (Fulfillment & Oper[...]
...customer‑centric company on Earth. That’s why we’re seeking a junior Logistics Scheduler with a passion for innovation, problem... ...Working experience on programming and coding languages (SQL or Python) Amazon is an equal opportunities employer. We believe passionately...PythonJuniorDe duración determinadaContratoTrabajar en la oficinaTurno de nocheTrabajo por turnosAmazon
Barcelona1 día atrás- ...implementation of advanced automation scripts and API integrations (using Python, Bash, or similar languages) to eliminate repetitive tasks,... ...: Act as the technical subject matter expert and mentor for junior and mid‑level IT engineers (P5/P6). Conduct rigorous code...PythonJunior
Preply
Barcelona4 días atrás - ...findings for publication in top journals or conferences Mentor junior team members on AI concepts and implementation About the team... ...conferences or journals Experience programming in Java, C++, Python or related language Experience in any of the following areas:...PythonJunior
Amazon
Barcelona3 días atrás
