freelance English-speaking jobs in Lagos

Senior QA Analyst specializing in API testing and CI/CD integration. Collaborate in an Agile environment to ensure high-quality software delivery for a leading tech company in the sports entertainment industry.

Leads end-to-end dashboard initiatives within a large-scale international cybersecurity environment. Designs and implements data models, collects and transforms datasets, and develops interactive dashboards using Power BI and Tableau. Leverages machine learning algorithms to uncover insights and continuously improves data models. Collaborates with cybersecurity, IT risk, and resilience teams.

Software Engineer with 5+ years of experience in Python and/or Java, advanced SQL and Grafana skills, and fluency in English (B2 level) sought. Hybrid role, 3 days per week in Porto, Portugal. Must be based in Portugal with Portuguese or EU citizenship or a valid Portuguese work permit.

Junior Operations Officer needed to perform and validate payment executions, execute correspondent banking operations, and process settlement documents. Must have a degree in a related field and 2-3 years of experience in banking operations, financial back-office, middle-office, payments, or securities processing.

Software Engineer needed for a legacy banking UI modernization project. Requires expertise in JavaScript, TypeScript, React.js, Node.js, and related technologies. Experience with automated testing, cloud deployments, and financial services is a plus.

German-speaking digital advertising specialist to support businesses managing Google Ads campaigns. Assist clients with strategies, provide performance recommendations, and maintain client relationships. Must be fluent in German and English, have EU authorization to work in the EU, and be willing to relocate to Barcelona.

Develop and maintain automation scripts for network security operations within FortiGate and Check Point environments. Automate firewall configuration and policy management using Python, Bash, Ansible, and Jinja2. Manage and integrate REST APIs to streamline security workflows.

DareData seeks AI Engineers to build and deploy real-world AI products. Requires proficiency in Python, LLM application development, agentic AI systems, prompt engineering, and MLOps. Must have experience with Docker, Git, CI/CD, and unit testing.

Tech Lead to guide .NET and React development teams. Responsibilities include architecture definition, requirement analysis, solution delivery, team support, and stakeholder communication. Requires experience in .NETCore, React.js, Typescript, team leadership, and communication. Fluency in Portuguese and English is mandatory.

Jira Administrator needed with experience in Data Center/Server administration, workflow standardization, and integrations (ServiceNow, SILVA, GitHub, or Power BI). Must have strong JQL, Automation, and API/Webhook skills.

Develop and implement high-performance PCIe-based FPGA designs. Collaborate with teams to gather requirements and deliver robust solutions. Design, verify RTL using Verilog, and perform timing analysis and optimization. Write test plans to validate FPGA designs and provide technical support.

Administers Linux and Windows systems, operates TV/IPTV/OTT platforms, and monitors infrastructure. Requires experience with Kubernetes, Docker, Grafana, Prometheus, Elasticsearch, Redis, and MySQL/NoSQL databases.

Experienced Proxy Product Owner to accelerate data lake product build phase. Responsibilities include backlog enrichment, UAT testing, data analysis, and KPI optimization. Requires expertise in Azure Data Factory, Snowflake, Power BI, SQL, and Agile methodologies.

Software Monitoring & DevOps Engineer needed to design and architect end-to-end monitoring solutions. Responsibilities include implementing user-facing monitoring systems, defining observability concepts, and collaborating with software engineering teams. Requires 3-5 years of experience in software engineering, DevOps, or SRE, with proven experience implementing monitoring solutions like Prometheus, Grafana, or ELK Stack. Must have strong understanding of metrics, logging, tracing, and alerting concepts and experience developing in Java, Python, or similar languages.

Senior Accounts Payable Accountant needed to oversee the accounts payable function, ensuring accurate and timely processing of invoices, managing vendor relationships, and contributing to the financial integrity of global operations.

Power Apps Developer to design, customize, and optimize digital solutions using Microsoft Power Platform. Develop, integrate, and test applications, collaborating with cross-functional teams. Requires 2+ years of Power Platform experience, C# (.NET Core/.NET Framework), and excellent communication skills.

Shape frontend architecture and lead a team of developers in building scalable, high-impact products. Expertise in Angular, TypeScript, and modern frontend tooling is required. Proven leadership experience and a passion for continuous improvement are essential.

C#/C++ Developer with 4-5 years of experience in backend development and Windows applications. Strong English skills required for international projects. Hybrid work model in Vila do Conde. Experience with firmware or embedded systems is a plus.

This 24-month Global Graduate Group Controller program offers recent Master's graduates hands-on experience in financial operations at a leading multinational pharmaceutical company. The program includes rotations, impactful projects, mentorship, and training.

Provide travel support to clients before, during, and after trips. Assist with itinerary reviews, travel arrangements, and client inquiries.