Join #Ensiteam! 🚀

At Ensitech, we are a custom software development company with more than 19 years of experience delivering high-quality technology solutions. We are currently looking for a Senior Frontend Software Engineer (React) to join our team and collaborate with one of our international clients.

We are seeking a Senior Frontend Software Engineer to help shape the user-facing experience of onsite growth products, building scalable, high-performance web interfaces that enable clients to drive growth directly on their platforms. This role involves close collaboration with product, design, and backend teams to deliver high-converting digital experiences powered by modern frontend technologies.

Requirements

5+ years of professional experience in frontend development, ideally building large-scale, production web applications
Expert in React, TypeScript, JavaScript, and modern frontend build tools
Strong understanding of frontend architecture, performance optimization, and accessibility
Experience integrating with backend APIs and working in micro-frontend or service-oriented environments
Experience with testing frameworks (Jest, React Testing Library, Cypress) and CI/CD workflows
A track record of technical leadership - driving decisions, mentoring peers, and improving frontend standards
Curiosity, ownership, and a passion for delivering high-quality, user-focused software.

Information Security Responsibilities

Promote and enforce awareness of key information security practices, including acceptable use of information assets, malware protection, and password security protocols
Identify, assess, and report security risks, focusing on how these risks impact the confidentiality, integrity, and availability of information assets
Understand and evaluate how data is stored, processed, or transmitted, ensuring compliance with data privacy and protection standards (GDPR, CCPA, etc.)
Ensure data protection measures are integrated throughout the information lifecycle to safeguard sensitive information

Key Responsibilities:

Lead the design and development of user interfaces for client’s onsite growth experiences
Build reusable, scalable frontend components and systems using modern frameworks and tooling
Partner with designers and backend engineers to deliver seamless, performant, and visually compelling user experiences.
Drive architectural discussions and make technical decisions that ensure code quality, maintainability, and performance
Mentor and support engineers through code reviews, technical guidance, and collaboration
Identify opportunities for UI performance optimization and improved developer efficiency
Contribute to frontend best practices and shared component libraries across the organization.

Core Skills

React
TypeScript
JavaScript
Vue
Modern Frontend Build tools

Preferred Attributes:

Experience in Kubernetes hosted in AWS’s EKS.
Infrastructure tooling includes Istio, Datadog, Terraform, CloudFlare, and Helm
Java / Spring Boot microservices, built with Gradle, coupled with things like DynamoDB, AirFlow, Postgres, and Redis, hosted via AWS
GraphQL, Storybook, Radix UI, Vite, esbuild, and Playwright for front end.
Automation using Python, Metaflow, HuggingFace , PyTorch, TensorFlow, and Pandas
Experience in performance optimization and security best practices.
Ability to work in Agile environments and lead technical discussions.
Strong problem-solving and communication skills.

Performance Metrics:

Delivery of high-quality, maintainable code.
Application performance and scalability.
Successful implementation of React.js best practices.
Collaboration and contribution to team success.

What we offer

✅ 100% remote opportunity
✅ Competitive compensation package
✅ Career growth with international clients
✅ Opportunities to work with cutting-edge technologies
✅ A team focused on personal development and learning