Frontend-Focused Full-Stack Developer (React / Angular)

About the Role

SaaS Rationalization LLC is building software to help businesses better manage and optimize their SaaS environments, reduce unnecessary software costs, and improve operational workflows.

We’re looking for a Frontend-Focused Full-Stack Developer to help build the user-facing side of our platform. The main focus is React and/or Angular with TypeScript, while also working closely with backend APIs, authentication, databases, SaaS integrations, and automation.

Some projects may also involve blockchain-related functionality, so basic Web3 or blockchain experience is preferred. Deep blockchain expertise is not required. Familiarity with Rust is a plus for collaborating with our backend developers.

Responsibilities

1. Build responsive web applications using React and/or Angular

2. Develop frontend features with TypeScript

3. Build dashboards, forms, tables, analytics, and administrative interfaces

4. Integrate frontend applications with REST APIs and backend services

5. Work with authentication, authorization, and role-based access

6. Integrate third-party SaaS services

7. Collaborate closely with backend developers

8. Contribute to blockchain or Web3-related frontend functionality when needed

9. Debug application and API integration issues

10. Write clean, maintainable, and testable code

11. Improve application performance, reliability, and usability

Requirements

1. Strong experience with React and/or Angular

2. Strong JavaScript and TypeScript skills

3. Experience building production web applications

4. Experience integrating REST APIs

5. Good understanding of frontend architecture and state management

6. Familiarity with authentication and application security

7. Understanding of Git and collaborative development workflows

8. Good problem-solving and communication skills

9. Ability to work independently in a remote environment

Backend & Blockchain Experience

This is mainly a frontend role, but some backend knowledge is preferred.

Useful experience includes:

1. Python, FastAPI, Django, or Flask

2. Databases such as PostgreSQL or MySQL

3. REST API development

4. Blockchain APIs or wallet integrations

5. Smart-contract integrations

6. Ethers.js, Web3.js, or similar tools

7. Basic Rust familiarity

Candidates do not need to be blockchain specialists, but some exposure to Web3 or an interest in working with blockchain-related functionality is preferred.

Nice to Have

1. Next.js

2. Tailwind CSS

3. Redux, Zustand, NgRx, or similar tools

4. Docker

5. CI/CD

6. AWS, GCP, or Azure

7. SaaS or B2B product experience

8. Workflow automation

9. AI or LLM integrations

10. Rust exposure

What We Value

We’re looking for someone who can build clean and practical user experiences, communicate well with backend developers, take ownership of features, and grow with an early-stage technical team.

Primary Skills: React and/or Angular, TypeScript

Secondary Skills: REST APIs, backend integration, Python familiarity

Additional Exposure: Blockchain / Web3, Rust