Web Developers for e-ReWater Project Jobs in Sri Lanka 2026

Web Developers for e-ReWater Project Jobs in Sri Lanka offer an exciting consultancy opportunity at the International Water Management Institute (IWMI) in Colombo. The role pays 555000 to 925000 LKR per month and requires at least five years of experience in full-stack web development.

This is a hands-on position in 2026, working physically in Colombo, contributing to a meaningful project that blends technology, environmental impact, and real-world solutions for water reuse in the MENA region.

Details:

• Title: Web Developers for e-ReWater Project Jobs in Sri Lanka
• Employer: International Water Management Institute (IWMI)
• Type: Consultancy
• Location: Colombo, Sri Lanka

Employer Overview:

The International Water Management Institute (IWMI) is a global non-profit organization dedicated to research and development, collaborating with governments, civil society, and private sector entities to tackle water-related issues in developing countries and to promote the dissemination of effective solutions. IWMI is based in Colombo, Sri Lanka, and functions as a CGIAR research center with offices across 15 countries and a worldwide network of researchers active in approximately 56 nations.

The Middle East and North Africa (MENA) region is one of the most water-scarce areas worldwide, characterized by limited freshwater resources and escalating demand resulting from population growth, economic development, and climate change. Municipal effluent offers a considerable potential for water reuse; however, a substantial portion of it remains untreated or insufficiently utilized.

To confront this challenge, IWMI supported by Google.org is developing e-ReWater, a data-driven platform that utilizes AI, Earth observation, and GIS to identify and prioritize opportunities for wastewater reuse in Egypt, Saudi Arabia, and the UAE.

Job Overview:

The main goal of this consultancy is to design, develop, and implement an intuitive, interactive web-based interface that visualizes spatial and analytical data to facilitate decision-making regarding wastewater reuse in the MENA region. The dashboard will allow stakeholders to analyze effluent production, treatment capacity, and reuse potential; evaluate water demands across sectors; and identify priority opportunities for reuse.

Responsibilities of Web Developers for e-ReWater Project Jobs in Sri Lanka:

• Performing user research and finalizing the functional specifications.
• Developing UI/UX and visual identity consistent with IWMI branding.
• Creating a modular and scalable frontend dashboard featuring interactive maps and data visualizations.
• Integrating spatial and tabular datasets through backend services and APIs.
• Implementing analytical instruments for prioritization scoring and graphical representation.
• Implementing the platform within a cloud environment (preferably GCP), while assuring security, optimal performance, and accessibility.
• Providing comprehensive documentation, training resources, and ongoing post-launch maintenance support.

Deliverables:

• User Research and Requirements Completion: Functional Specifications Develop a comprehensive document and UI/UX user journey map derived from consultations with IWMI and project stakeholders.
• UI/UX Design and Branding: Development of wireframes, detailed high-fidelity UI prototypes, and a comprehensive UI design kit encompassing branding components and an accessibility review.
• Dashboard Development & Frontend Implementation: A fully operational frontend dashboard featuring interactive maps and real-time data visualizations.
• Data Integration and Backend Services: Secure backend infrastructure, application programming interfaces (APIs), and optimized spatial data layers, accompanied by comprehensive metadata documentation.
• Data Visualization and Analytical Computation Layer: Incorporating dynamic charts, scoring mechanisms, and data export capabilities within the dashboard.
• Deployment, Testing, Training, and Maintenance: Implementation of the live dashboard, comprehensive testing, delivery of training materials, and provision of post-launch technical support.

Requirements of Web Developers for e-ReWater Project Jobs in Sri Lanka:

Essential

• A university degree in Computer Science, Software Engineering, Geoinformatics, Web Development, or an equivalent discipline.
• A minimum of five years of experience in full-stack web development, encompassing both frontend and backend systems.
• Demonstrated expertise in designing interactive, GIS-enabled interfaces or web-based analytical platforms.
• Demonstrated proficiency in handling spatial data (raster and vector) and integrating geospatial services.
• Proven experience collaborating with international development agencies or research institutions.
• Proficiency in cloud deployment, preferably with Google Cloud Platform, Amazon Web Services, or Microsoft Azure.

Desirable

• Experience handling water resources, environmental, or climate-related datasets.
• Previous experience in devising tools for public sector or policy decision-making.
• Proficiency in Arabic or prior experience in developing multilingual platforms.

Knowledge, Skills, and Abilities:

Essential

• Proficiency in frontend frameworks such as React, Vue, or Angular.
• Proficient in geospatial libraries such as Leaflet, Mapbox GL JS, and OpenLayers.
• Proficiency in data visualization libraries (e.g., D3.js, Plotly.js).
• Proficiency in designing intuitive and accessible interfaces in accordance with WCAG 2.1 standards.
• Excellent communication and collaboration abilities for interdisciplinary cooperation.

Desirable

• Proficiency in conducting user research and converting insights into detailed functional specifications.
• Proficiency in content management systems or administrative interfaces.
• Proficiency in agile development methodologies and version control systems (e.g., Git).

Check Also: Web Developer Jobs in USA with Visa Sponsorship

Benefits of Web Developers for e-ReWater Project Jobs in Sri Lanka:

• Hands-on GIS Experience
  Gain practical expertise in integrating spatial data with interactive dashboards, enhancing your geospatial and analytical skills.
• Full-Stack Development Growth
  Work across frontend and backend systems, building scalable and modular web applications with modern frameworks.
• Cloud Deployment Skills
  Develop and deploy the platform on cloud environments like GCP, AWS, or Azure, strengthening your cloud computing proficiency.
• Data Visualization Mastery
  Create dynamic charts, maps, and scoring tools that turn complex datasets into actionable insights.
• Impactful Environmental Work
  Contribute directly to sustainable water management solutions in the MENA region, making your work socially meaningful.
• International Collaboration
  Collaborate with global researchers, stakeholders, and development agencies, expanding your professional network.
• UI/UX Design Expertise
  Design intuitive, accessible interfaces aligned with IWMI branding, enhancing your user experience portfolio.
• Professional Development Opportunities
  Receive training, documentation, and ongoing support, helping you refine technical and project management skills.
• Policy and Decision-Making Influence
  Your dashboard will guide stakeholders in planning wastewater reuse strategies, giving your work real-world impact.
• Multilingual and Multicultural Exposure
  Opportunity to work on platforms supporting multiple languages, enriching your cross-cultural and technical experience.

How to Apply for Web Developers for e-ReWater Project Jobs in Sri Lanka?

Please submit your application in accordance with the instructions provided at https://www.iwmi.org/jobs. Applications will be accepted until 24:00 (IST), and will be reviewed on a continuous basis. Your application must comprise a CV or Company Profile, a cover letter, three (3) references, and both a technical and financial proposal. All applications will be acknowledged; however, only shortlisted candidates will be contacted.

Conclusion:

The Web Developers for e-ReWater Project role at IWMI offers a unique opportunity to create interactive GIS-enabled dashboards that drive sustainable water reuse solutions in the MENA region. With hands-on experience in full-stack development, cloud deployment, and data visualization, you’ll contribute to a mission-driven, impact-focused project. This consultancy in Colombo combines technical challenge, professional growth, and meaningful environmental impact.

Frequently Asked Questions: