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Consultancy: Junior Full Stack Developer, DID Digital Inclusion (6 months, remote)

UNICEF
SpainRemotefull_timeVerifiedPosted 20 Feb 2026

About the role

UNICEF works in over 190 countries and territories to save children’s lives, defend their rights, and help them fulfill their potential, from early childhood through adolescence.

At UNICEF, we are committed, passionate, and proud of what we do for as long as we are needed. Promoting the rights of every child is not just a job – it is a calling.

UNICEF is a place where careers are built. We offer our staff diverse opportunities for professional and personal development that will help them reinforce a sense of purpose while serving children and communities across the world. We welcome everyone who wants to belong and grow in a diverse and passionate culture., coupled with an attractive compensation and benefits package.

Visit our website to learn more about what we do at UNICEF.

For every child, a digital future   

Digital Impact Division (DID) is at the heart of reshaping how UNICEF delivers lasting results for children. We are committed to harnessing the full potential of emerging digital technologies to advance UNICEF’s mission.

DID works in close collaboration with regional Digital Impact teams and colleagues across headquarters divisions, regions, and country offices to leverage technologies and capabilities that accelerate progress on UNICEF’s goals, strengthen community resilience, and expand access to essential digital services and information.

Our mission is to enhance UNICEF’s global digital impact by promoting equitable access to information and services, empowering communities to create lasting, positive change for children, and foster a more inclusive, interconnected, and sustainable world for every child, everywhere.

UNICEF’s Digital Inclusion (DI) programme supports governments and partners to improve equitable, affordable digital access for children, schools, and communities. The programme engages with regulators, operators, and public institutions to explore innovative approaches to connectivity, infrastructure governance, and digital public goods.

How can you make a difference?

We are seeking a short-term software engineering consultant to support the development of the Giga Meter application for health centers, including the integration of internet speed test protocols such as those provided by Cloudflare. The consultant will work closely with the product team, Country Engagement teams, and external partners to design, build, and implement robust software solutions that support the Giga initiative—a joint partnership between UNICEF and ITU—aimed at expanding internet connectivity and monitoring network performance.

Scope of Work

  • Application Enhancement and Resilience
    • Optimize the Giga Meter for Health Windows application by refactoring and hardening the existing codebase to improve stability and resource efficiency.
    • Strengthen offline resilience and long-duration data capture, ensuring data integrity during extended periods without connectivity.
    • Enhance sync reliability by implementing advanced retry logic, real-time monitoring, and robust failure recovery mechanisms for backend communication.
  • Advanced Scheduling and Configuration
    • Extend the measurement scheduling engine to support dynamic updates and complex configuration changes.
    • Improve the application's handling of edge-case scenarios, including missed, delayed, or partial measurement runs to ensure data continuity.
  • Network Performance and Cloudflare Integration
    • Refine and optimize Cloudflare speed test implementations based on real-world production data to increase measurement accuracy.
    • Tune the data efficiency of network tests to minimize overhead while maintaining high-fidelity results for latency, jitter, and throughput.
  • Quality Assurance and DevOps
    • Expand automated and regression test coverage across the full stack (frontend and backend) to ensure feature stability.
    • Integrate comprehensive testing suites into CI/CD pipelines to streamline the release process and improve deployment confidence.
    • Oversee ongoing deployments and upgrades within Windows environments, ensuring operational stability and minimal downtime.
  • Collaboration and Documentation
    • Maintain and update technical and operational documentation to support partner adoption and internal developer onboarding.

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Company

UNICEF

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