Full Stack Software Engineer (Web & Mobile)

Company Overview Rhythm Innovations is an innovative startup specializing in fleet risk management. We are committed to drive customer delight through innovative solutions and a customer-centric approach. As we continue to grow.

Position Overview

We are seeking a versatile Full Stack Software Engineer to design, build, and ship features across our web, mobile, and backend applications. You will work with S3 , CloudFront , React , Vite , TypeScript , Tailwind on the web front end, and a mobile development framework (React Native preferred; Flutter also considered) to deliver consistent, high-quality experiences across platforms. This is a cloud-agnostic role: you will deploy and support applications on AWS, Azure and we value candidates who are comfortable working across at least one of these platforms and can pick up the others quickly.

You will partner closely with product, design, and QA to take features from idea to production. Requirements Key Responsibilities Design, develop, and maintain full-stack web applications using React, Vite, TypeScript, Tailwind CSS, Amazon S3, and Amazon CloudFront. Build and maintain cross-platform mobile applications using React Native; experience with Flutter will also be considered. Develop reusable business logic and platform-appropriate user interfaces for both iOS and Android applications.

Design, develop, and maintain secure RESTful and/or GraphQL APIs, including request and response contracts, authentication, authorization, validation, and error handling. Build responsive, accessible, and high-performance user interfaces with a strong focus on component reusability, state management, and cross-browser and cross-device compatibility. Develop scalable back-end services using Node.js and Express.js. Design and work with relational and NoSQL databases such as PostgreSQL, MySQL, MongoDB, and DynamoDB.

Perform database schema design, data modelling, indexing, query optimization, and performance tuning. Deploy, configure, monitor, and troubleshoot applications on cloud platforms, with a primary focus on AWS. Work with AWS services such as Lambda, EC2, S3, CloudFront, API Gateway, DynamoDB, RDS, IAM, and CloudWatch. Write and maintain unit, integration, and end-to-end automated tests to ensure application quality and reliability.

Participate actively in peer code reviews and follow established coding standards, security practices, and development guidelines. Collaborate with product managers, business analysts, designers, QA engineers, and other developers to translate requirements and mockups into working software. Provide early technical feedback on solution feasibility, dependencies, risks, and development effort. Build and maintain CI/CD pipelines using tools such as GitHub Actions, Azure DevOps, AWS CodePipeline, or Google Cloud Build.

Support frequent and reliable deployments to web environments and mobile application stores. Troubleshoot production issues across the complete technology stack, including UI rendering, mobile application behaviour, API failures, database performance, and infrastructure configuration. Monitor application availability, performance, logs, and errors, and take corrective action when issues are identified. Contribute to technical design and architecture discussions and recommend improvements to application scalability, security, maintainability, tooling, and developer experience.

Create and maintain technical documentation, API specifications, deployment instructions, and implementation guidelines. Stay current with changes in front-end, mobile, back-end, and cloud technologies and recommend new tools, frameworks, or development patterns where they provide measurable value.

Required Qualifications

• and Skills Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or a related discipline, or equivalent practical experience.
• 4+ years of professional software development experience in a full-stack or front-end-focused engineering role.
• Strong hands-on experience with Node.js for back-end and API development using frameworks such as Express.js, Next.js, or similar technologies.
• Strong production experience with React and/or Vue.js, including: Component-based architecture State management using Redux, Context API, Pinia, Vuex, or similar tools React Hooks or Vue Composition API Reusable and maintainable UI component development Experience building and releasing cross-platform mobile applications using React Native; experience with Flutter, Ionic, or similar frameworks will also be considered.
• Working experience deploying, monitoring, and supporting applications on at least one major cloud platform, such as AWS, Microsoft Azure, or Google Cloud Platform.
• Willingness and ability to work across multiple cloud platforms when required.
• Practical experience with relational and/or NoSQL databases, including: Basic schema and data model design Writing efficient queries Indexing and query optimization Database integration with back-end services Good understanding of RESTful API design principles, authentication, validation, error handling, and API versioning.
• Exposure to GraphQL and GraphQL-based API development will be an advantage.
• Familiarity with Git-based development workflows, branching strategies, pull requests, and peer code reviews.
• Experience working with CI/CD pipelines using tools such as GitHub Actions, Azure DevOps, AWS CodePipeline, Jenkins, or similar platforms.
• Experience writing unit, integration, and end-to-end automated tests using tools such as Jest, React Testing Library, Cypress, or equivalent frameworks.
• Strong troubleshooting, analytical, and problem-solving skills, with the ability to work across front-end, back-end, database, mobile, and cloud layers.
• Ability to independently investigate and resolve issues without relying on specialists for every layer of the application.
• Good written and verbal communication skills, with the ability to explain technical decisions, risks, and trade-offs to both technical and non-technical stakeholders.

Preferred Skills

Hands-on experience with TypeScript. Experience publishing and maintaining applications in the Apple App Store and Google Play Store. Exposure to containerization technologies such as Docker. Experience with serverless architectures using services such as AWS Lambda, Azure Functions. Familiarity with Amazon S3, CloudFront, API Gateway, DynamoDB, EC2, IAM, and CloudWatch. Knowledge of application security, performance optimization, logging, monitoring, and production support practices. Benefits What We Offer

• The chance to own features end-to-end across web, mobile, and cloud at a growing startup.
• Collaborative and dynamic work environment.
• Professional growth and development opportunities.