freelance English-speaking jobs in Lagos

Server Infrastructure Engineer will build, manage, and operate Microsoft Azure Stack HCI environments. Responsibilities include administering virtual servers, managing the infrastructure lifecycle, monitoring systems, and troubleshooting incidents. Requires experience with Azure Stack HCI, virtual Windows and Linux servers, and scripting (PowerShell). Fluency in Portuguese and English is required.

VisionSpace seeks a cybersecurity professional with a strong offensive security mindset to lead research, vulnerability assessments, and penetration testing activities. The ideal candidate has 5+ years of experience in offensive security, vulnerability research, or penetration testing and strong programming skills in Python and C.

Design, develop, and maintain full-stack web applications using Vue, React, Kotlin, or Java. Collaborate with cross-functional teams and contribute to architectural discussions. Minimum 4 years of software development experience required. Fluent English and strong communication skills necessary.

Head of Finance will collaborate with internal and external departments ensuring budget control, oversight, and reporting. Responsibilities include tracking KPIs, preparing financial forecasts, and managing financial statements.

Strategy Analyst to support management decision-making through data analysis and reporting. Designs and develops strategies based on data analysis, assesses strategy effectiveness, and presents recommendations to senior management. Analyzes data across business areas including portfolio performance, customer behavior, and profitability.

Team Lead will scale profitable campaigns, own budgets, and lead a team of media buyers. Requires 4-6+ years in media buying, proven track record managing high-spend campaigns, and experience leading/mentoring a team.

Manages client growth by creating marketing experiences and defining transformation journeys. Leads a team, provides solutions to cross-functional problems, and develops innovative marketing strategies. Requires expert proficiency in Marketing Strategies and fluency in English and Portuguese.

Machine Learning Engineer will develop and train computer vision and pose estimation models using synthetic data. Responsibilities include improving the synthetic data generation pipeline and working with 2D/3D keypoints, segmentation, and depth maps.

As the Community & Cultural Manager, you will cultivate a vibrant and supportive environment for tech professionals in the Portugal office. You will organize events, handle HR inquiries, manage office operations, and act as a point of contact for the team.

Provide Dutch-speaking customer support via phone, email, and chat. Resolve inquiries, complaints, and technical issues. Maintain customer records and contribute to team performance goals.

Staff Software Engineer will define and evolve system architecture, translate needs into solutions, and ensure system observability, recoverability, and operability.

GigaBrands seeks a Graphic Designer to create compelling visuals for digital and print mediums. Responsibilities include designing graphics for promotional materials, social media, and e-commerce platforms. Must have a Bachelor's degree in Graphic Design or related field and 3+ years of experience.

Finance Process Improvement & Automation Coordinator will design, implement, and automate finance processes, manage finance systems, and build process documentation.

Junior Data Excellence Strategist will research and validate public procurement data sources, monitor tender publications, and collect, organize, and structure data. The role requires strong analytical thinking, research capabilities, and data quality ownership.

The HR Generalist - Portugal provides hands-on HR support to employees and managers, ensuring alignment with HR policies and practices. This role supports the full employee lifecycle, acts as the first point of contact for HR queries, and coordinates local office activities. The role also provides administrative support on procurement of services within the Glanua Group.

Remote, hourly contractor role supporting AI data and language projects. Tasks include data annotation, LLM evaluation, content generation, and localization QA. Requires native or near-native European Portuguese and minimum C1 English proficiency.

AgileEngine seeks a Data Quality Specialist to monitor data integrity, validate calculations, and collaborate with teams to resolve issues. This role involves reporting on data accuracy, tracking issues, and establishing data quality metrics.

Data Scientist will analyze US healthcare claims and insurance data using SQL and Python to assess prescription patterns, treatment journeys, and market trends. Responsibilities include identifying market gaps, supporting AI use cases, and collaborating with cross-functional teams to provide strategic insights. Requires a Master's degree in a relevant field with 2-5 years of experience or a PhD with 1 year of experience.

Senior DevOps/Infrastructure Engineer to own complex initiatives end-to-end, drive collaboration, and set a high bar for infrastructure development and operation. Experience with HPC clusters, AWS, Terraform, and Linux is required.

Senior International Legal Counsel will provide legal support for strategic projects, negotiate international client contracts, and contribute to compliance efforts.