Senior Software Developer

Valsoft Corporation; Barcelona; Híbrido; EUR 50.000 - 75.000; Jornada completa

Descripción de la vacante

A leading media technology company is seeking a Senior Software Developer to work on innovative projects in Barcelona, Spain. This role involves developing cloud-native microservices and AI-driven solutions within the media and broadcast industry. Candidates should have over 5 years of experience in software development, strong skills in C# and .NET, and fluency in Spanish and English. This position offers a remote work model with regular office visits.

Servicios

Collaborative Agile environment

Career growth opportunities

Exposure to cutting-edge AI technologies

High-impact projects

Formación

• Minimum 5 years of professional experience in software development.
• Strong proficiency in C# and .NET.
• Expert-level experience with RESTful API development.

Responsabilidades

• Design, develop, and maintain scalable microservices-based applications.
• Build and optimize RESTful APIs for media asset management.
• Integrate AI-driven capabilities in applications.

Conocimientos

C#

RESTful API development

TypeScript

React

PostgreSQL

SQL Server

AWS services (S3, Lambda)

Docker

Agile methodologies

Fluent in Spanish

Professional level of English

Educación

Bachelor's degree in Computer Science or Software Engineering

Herramientas

.NET Core

GitLab

Entity Framework

Descripción del empleo

VSN is seeking a Senior Software Developer to join our growing team in Spain!

Software Engineer - VSN Arena and WAI Platform

Overview

We are seeking a Senior-level Software Engineer to contribute to two cutting-edge media technology projects: VSN Arena and WAI (Video Analysis Intelligence). This role offers the opportunity to work on cloud-native microservices architectures, AI-driven video analysis, and enterprise media asset management solutions in the media and broadcast industry.

The successful candidates will be based in Spain, working in a remote work model with a requirement to travel to our office in Barcelona on a regular basis!

What your day will look like

• Design, develop, and maintain scalable microservices-based applications using .NET and modern web technologies
• Build and optimize RESTful APIs for media asset management, workflow orchestration, and AI-driven content analysis
• Implement multi-tenant architectures with database partitioning and realm-based authentication
• Develop responsive frontend interfaces using TypeScript, React, HTML5, CSS3, and Progressive Web App capabilities
• Integrate AI-driven capabilities, including speech-to-text, semantic segmentation, object detection, and face recognition
• Develop workflows for automated video processing, transcoding, and proxy generation supporting professional formats (MXF, OPATOM, PRORES, XDCAM)
• Deploy and manage services on AWS infrastructure (App Runner, S3, MediaConvert, Lambda)
• Build connectors for third-party platform integrations (YouTube, FTP, Amazon S3, social media)
• Implement asynchronous task processing and event-driven architectures
• Configure and optimize PostgreSQL and SQL Server databases for multi-tenant environments
• Write and maintain comprehensive unit and integration tests
• Implement proper error handling, logging, and monitoring
• Participate in code reviews and contribute to technical documentation
• Ensure security best practices, including JWT authentication, OAuth2, and secure credential management
• Work in an agile environment, contributing to sprint planning, estimations, and retrospectives
• Collaborate with cross-functional teams to deliver high-impact solutions
• Manage CI/CD pipelines using GitLab for automated build, test, and deployment

About You

• Minimum 5 years of professional experience in software development

• A bachelor's degree in Computer Science, Software Engineering, or a related technical field is essential
• Strong proficiency in C# and .NET (Core, Framework)
• Expert-level experience with RESTful API development and ASP.NET Core, an open-source web development framework | .NET Core/MVC
• Solid frontend development skills using TypeScript, React, JavaScript (ES6+), HTML5, and CSS3
• Strong SQL skills with PostgreSQL and SQL Server
• Experience with ORM frameworks (Entity Framework)
• Hands-on experience with AWS services (S3, Lambda, RDS)
• Experience with Docker and containerization
• Proficiency with GitLab for source control and CI/CD workflows
• Understanding of microservices architecture and inter-service communication
• Familiarity with SOLID principles, design patterns, and clean architecture
• Understanding of authentication mechanisms (OAuth2, JWT)
• Experience writing automated tests (unit, integration)
• Strong understanding of Agile/Scrum methodologies
• Excellent problem-solving and analytical abilities
• Strong communication and collaboration skills in English (written and verbal)
• Proven ability to work in agile teams and deliver in fast-paced environments
• Self-motivated with strong organizational skills and attention to detail
• Hands-on attitude with a proven entrepreneurial spirit and pace-setter traits
• Fluent in Spanish and at least a professional level of English is required, both written and verbal
• Legally authorised to work in Spain

Preferred Qualifications

• Proficiency in Python for AI/ML service integration
• Knowledge of GPU computing and parallel processing for media workloads
• Experience with video transcoding and streaming technologies
• Familiarity with Apache Solr or Elasticsearch
• Experience with message brokers (ActiveMQ, RabbitMQ, Kafka)
• Understanding of broadcast media workflows and Media Asset Management (MAM) systems
• Experience integrating AI/ML models and APIs (AWS Rekognition, Azure Cognitive Services)
• Knowledge of event-driven architecture and CQRS patterns
• AWS certifications (Solutions Architect, Developer)
• Experience with Windows Server and IIS configuration
• Familiarity with monitoring solutions (Grafana, Prometheus, CloudWatch)
• Background in video streaming protocols (HLS, DASH, RTMP)
• Experience with CDN and edge computing
• Knowledge of Keycloak or similar identity management platforms
• Contributions to open-source projects or technical communities

What We Offer

• Work on innovative cloud-native media platforms used by international clients
• Exposure to cutting-edge AI and video processing technologies
• Collaborative Agile environment with continuous learning opportunities
• Modern technology stack (AWS, .NET, React, PostgreSQL)
• High-impact projects for clients in the media, broadcast, and entertainment sectors
• Career growth within a dynamic technology organization
• Challenging technical problems requiring creative and scalable solutions

About the team

VSN is an equal opportunity employer committed to building a diverse and inclusive team. We value different perspectives and experiences that contribute to our innovative culture.

For information about VSN, please visit our website at www.vsn-tv.com

We thank all applicants for their interest; however, only those candidates selected for an interview will be contacted.