Senior Full Stack Developer (React/Node.js)

Salix Data · Nairobi

Company Description

Founded in 1999 by two brothers with a bold idea that good data can do great things, SALIX Data has grown into a trusted global partner serving more than 2,500 clients worldwide. Operating at the intersection of precision and purpose, we deliver Business Process Outsourcing, Forensic Collection, E-Discovery Processing, Cybersecurity, and Workflow Automation services, stepping in when the stakes are high and accuracy cannot be compromised.

What truly distinguishes us is not just our technology, but our people. We do not hire to fill seats; we seek thinkers and builders who question, improve, and take ownership. By placing the right people in the right seats, we create the conditions where excellence follows naturally.

Here, ideas are valued, growth is intentional, and roles are platforms for meaningful contribution rather than rigid boxes. The work is real, the expectations are high, and the impact is visible. SALIX stands for Service, Achievement, Leadership, Integrity, and eXpertise, principles that guide how we serve our clients and how we show up for one another every day.

We are seeking an experienced Senior Full Stack Developer (React/Node.js) to design, build, maintain, and enhance modern enterprise applications used by growing organizations across North America.

The successful candidate will work closely with solution architects, product leaders, business stakeholders, and fellow developers to deliver high-quality software solutions that are secure, scalable, performant, and maintainable.

This role is ideal for a hands-on developer who enjoys solving complex technical challenges, building robust applications from the ground up, and contributing to architecture and technical decision-making.

The ideal candidate thrives in an Agile environment and is passionate about developing software that creates meaningful business impact.

Job Description

Application Development

Develop, enhance, and maintain enterprise-grade web applications using React.js and Node.js.
Build responsive and user-friendly front-end interfaces that deliver exceptional user experiences.
Design and develop scalable backend services, APIs, and integrations.
Participate in the full software development lifecycle, from design through deployment and support.

Technical Design & Architecture

Contribute to application architecture and technical design discussions.
Develop scalable, maintainable, and secure software solutions.
Ensure systems are designed to support future growth and evolving business requirements.
Recommend technology improvements and modernization opportunities.

API & Integration Development

Design and implement RESTful APIs and service integrations.
Integrate applications with internal and third-party platforms.
Ensure data integrity, performance, and security across application ecosystems.
Support integration of emerging technologies, automation tools, and AI-enabled capabilities where appropriate.

Data Management & Performance Optimization

Design, develop, and optimize database structures and queries.
Work with relational and non-relational databases to support application performance and scalability.
Identify and resolve performance bottlenecks across application components.
Monitor and improve system reliability and uptime.

Quality & Engineering Excellence

Write clean, well-documented, and maintainable code.
Perform code reviews and contribute to development best practices.
Create and execute unit, integration, and system tests.
Support CI/CD processes and automated deployment pipelines.
Troubleshoot and resolve application defects and production issues.

Collaboration & Delivery

Collaborate with business analysts, architects, project managers, and product stakeholders.
Participate in Agile ceremonies including sprint planning, stand-ups, reviews, and retrospectives.
Assist in translating business requirements into effective technical solutions.
Contribute to project estimates, delivery planning, and technical documentation.

Qualifications

Experience

5+ years of professional software development experience.
Proven experience developing enterprise web applications.
Experience working in Agile software development environments.
Experience collaborating with distributed or cross-functional teams.

Technical Skills

Strong hands-on experience with:

React.js
Node.js
JavaScript / TypeScript
REST APIs
PostgreSQL
MongoDB
Redis
Git Version Control
HTML5, CSS3, and modern front-end frameworks
Cloud platforms (Azure, AWS, or GCP)

Software Engineering Competencies

Solid understanding of software architecture principles.
Experience building scalable, secure, and high-performance applications.
Strong debugging and troubleshooting skills.
Understanding of CI/CD pipelines and DevOps practices.
Knowledge of application security and performance optimization techniques.

Preferred Qualifications

Experience within Insurance, Financial Services, FinTech, or InsurTech environments.
Experience supporting enterprise product development initiatives.
Familiarity with microservices architecture.
Experience working with containerization technologies such as Docker.
Exposure to AI, automation, analytics, or intelligent workflow solutions.
Azure, AWS, or other relevant technical certifications.

What Success Looks Like

Within the first 6 months, the successful candidate will:

Gain a deep understanding of the client’s application ecosystem and business objectives.
Contribute to the enhancement and modernization of enterprise software platforms.
Deliver high-quality features, integrations, and performance improvements.
Support the development of new platform capabilities and products.
Improve application stability, scalability, and maintainability.
Become a trusted technical contributor within the project team.

Why Join SALIX

Work directly with U.S.-based clients on impactful technology initiatives.
Build solutions that support real-world business transformation.
Gain exposure to enterprise architecture, cloud platforms, and emerging technologies.
Collaborate with talented global teams across the United States, Kenya, and India.
Work in a culture that values innovation, ownership, continuous learning, and excellence.
Access meaningful career growth opportunities as SALIX continues to expand its global delivery organization.

Additional Information

This is an exciting opportunity to contribute to the development of modern, scalable, and high-performance software solutions that create real business impact. As a Senior Full Stack Developer (React/Node.js), you will play a key role in building and enhancing enterprise-level web applications, APIs, and data-driven platforms used by our clients.

You will collaborate with a talented cross-functional team of developers, architects, product leaders, and business stakeholders to deliver secure, reliable, and scalable technology solutions. Your work will directly influence product performance, system stability, and user experience, providing opportunities to solve complex technical challenges and drive continuous improvement.

We are seeking a proactive, detail-oriented, and solutions-driven professional who is passionate about software development and committed to engineering excellence. In return, you will gain valuable exposure to modern application architecture, cloud technologies, enterprise software delivery, API development, scalability engineering, and emerging technologies while working in a collaborative and growth-focused environment.

At SALIX Data, you will be empowered to take ownership of your work, contribute innovative ideas, continuously expand your technical expertise, and thrive in a culture built on accountability, partnership, innovation, and excellence.

Applications will be reviewed on a rolling basis. While we appreciate every application, only shortlisted candidates will be contacted.

SALIX Data is an equal opportunity employer and welcomes applications from qualified candidates of all backgrounds.

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