Software Engineer - Front End Job at Testing Mavens

Senior Software Engineer - Front End

As a Senior Software Engineer I on the Frontend Squad, you will collaborate with...

Location

United States , Seattle

Salary:

141000.00 - 225600.00 USD / Year

Axon

Expiration Date

Until further notice

Requirements

Bachelor's Degree in Computer Science, Engineering, or related field
7+ years of professional software development experience
Experience developing large-scale, consumer-facing web applications
Expertise in JavaScript/TypeScript, HTML5, CSS3, and modern frameworks such as React
Experience with Redux, RxJS, TanStack Query or other state management libraries
Experience working with cloud based APIs and infrastructure
Strong experience with build and bundling tools like Webpack, Vite, or Rollup
Proficient with testing tools and frameworks (e.g., Jest, React Testing Library)
Deep familiarity with Git and collaborative workflows like GitHub or GitLab
Experience in optimizing web application performance, including code splitting, lazy loading, and reducing Time to Interactive (TTI)

Job Responsibility

Build and own the technical roadmap for mission-critical web applications
Implement robust, reusable, and maintainable code using React and other modern frameworks
Collaborate with cross-functional teams to define, design to solve the team’s biggest technical challenges
Lead engineering architecture design reviews
Set a high technical bar for the team through code and architecture design reviews
Enjoy mentoring and growing engineers
Working across teams with Product, Design, and Engineering to create integrated solutions that delight our customers
Improve our Engineering process, including long-term thinking, sprint planning and stand-ups
Building that adhere to our high bar on availability and latency in this mission-critical space

What we offer

Compensation is made up of base pay, bonus, and stock awards
Benefits offer an array of options to help support you physically, financially and emotionally

Fulltime

Senior Software Engineer - Front End

As a Senior Software Engineer I on the Frontend Squad, you will collaborate with...

Location

United States , Seattle

Salary:

141000.00 - 225600.00 USD / Year

Axon

Expiration Date

Until further notice

Requirements

Bachelor's Degree in Computer Science, Engineering, or related field
7+ years of professional software development experience
Experience developing large-scale, consumer-facing web applications
Expertise in JavaScript/TypeScript, HTML5, CSS3, and modern frameworks such as React
Experience with Redux, RxJS, TanStack Query or other state management libraries
Experience working with cloud based APIs and infrastructure
Strong experience with build and bundling tools like Webpack, Vite, or Rollup
Proficient with testing tools and frameworks (e.g., Jest, React Testing Library)
Deep familiarity with Git and collaborative workflows like GitHub or GitLab
Experience in optimizing web application performance, including code splitting, lazy loading, and reducing Time to Interactive (TTI)

Job Responsibility

Build and own the technical roadmap for mission-critical web applications
Implement robust, reusable, and maintainable code using React and other modern frameworks
Collaborate with cross-functional teams to define, design to solve the team’s biggest technical challenges
Lead engineering architecture design reviews
Set a high technical bar for the team through code and architecture design reviews
Enjoy mentoring and growing engineers
Working across teams with Product, Design, and Engineering to create integrated solutions that delight our customers
Improve our Engineering process, including long-term thinking, sprint planning and stand-ups
Building that adhere to our high bar on availability and latency in this mission-critical space

Fulltime

Senior Software Engineer - Front End

We’re looking for a Senior Front-End Engineer who combines technical mastery wit...

Location

Colombia , Bogotá

Salary:

Not provided

Arrive

Expiration Date

Until further notice

Requirements

5+ years of experience in front-end development with React and TypeScript
Deep knowledge of state management, component architecture, and API integration
Experience with Next.js, GraphQL, or modern build pipelines (Vite, Webpack, etc.)
Strong understanding of performance optimization and responsive design principles
Excellent communicator — comfortable in a distributed, English-speaking environment
Self-motivated, proactive, and emotionally mature — you keep composure under stress and take ownership of outcomes

Job Responsibility

Lead front-end development across React-based applications serving our Reservations and Operator platforms
Build scalable, maintainable UI components with a focus on clarity, speed, and accessibility
Partner closely with backend engineers (Go microservices) to design robust, efficient integrations
Elevate the team by mentoring others and setting the tone for quality and accountability
Contribute to architectural discussions and long-term technical direction
Drive continuous improvement in testing, CI/CD, and observability for front-end systems
Stay resilient — you’ll face challenges, blockers, and ambiguity, and you’ll turn them into momentum

Fulltime

Senior Front-End Engineer

We're seeking a Senior Front-End Engineer to join our team and help build the ne...

Location

Colombia , Bogotá

Salary:

Not provided

Arrive

Expiration Date

Until further notice

Requirements

React (latest versions, hooks, functional components)
TypeScript (strict mode, type safety, generics)
Next.js (App Router, Server Components, API routes)
Modern CSS/Styling (CSS-in-JS, responsive design, mobile-first)
State Management (Redux, Context API, or similar)
Form Handling (controlled components, validation)
Strong understanding of front-end architecture patterns
Experience with component-driven development
Unit and integration testing (Jest/Vitest, React Testing Library)
Git version control and collaborative workflows

Job Responsibility

Build and maintain modern, responsive web applications using React and Next.js
Implement pixel-perfect UI components following our design system guidelines
Collaborate with designers, product managers, and backend engineers to deliver features
Write clean, maintainable, and well-tested code
Participate in code reviews and contribute to engineering best practices
Optimize application performance and user experience
Mentor junior engineers and contribute to team growth
Help shape architectural decisions for front-end development

Fulltime

Front End Software Engineer

We seek a professional individual to join our team as a Frontend Engineer (d/f/m...

Location

Spain , Barcelona

Salary:

Not provided

Adevinta

Expiration Date

Until further notice

Requirements

Fluent in HTML5, CSS3, and TypeScript
4+ years of experience working with React or Next.js projects
4+ years of experience with testing frameworks such as Jest, React Testing Library, and Cypress
Experience with responsive design principles and cross-browser compatibility
Know how to read and work with existing codebases
Strong problem-solving and analytical abilities
Always aim to bring the best UX possible to our customers
Have a speak up mentality and point out things that are not right in your opinion

Job Responsibility

Work together with your multidiscipline team to develop a better search experience for our buyers, better ad management for our sellers, and bring new services to them
Keep the platform’s architecture clean, stable, and scalable
Handle up to 60k requests per second while the platform is still growing
Drive your ideas for code, process, and product improvements
Ensure quality and maintainability by improving build and test systems
Bring in your perspective of how our users’ problems can be solved

What we offer

An attractive Base Salary
Participation in our Short Term Incentive plan (annual bonus)
Work From Anyway: Enjoy up to 20 days a year of working from anywhere
A 24/7 Employee Assistance Program for you and your family

Fulltime

Front-end Software Engineer

With thousands of active users, we are the most popular QR code payment among re...

Location

Italy , Castegnato, Brescia

Salary:

35000.00 - 55000.00 EUR / Year

Qodeup

Expiration Date

Until further notice

Requirements

5+ years of experience
Deep knowledge of REACT and APIs + websockets that connect the front-end to the back-end, in our micro-services architecture
Flexibility: ability to adapt within a fast changing environment
Passion: you love what you do and you feel excited about what you do
Curiosity and initiative: you love attempting new adventures and testing new ideas

Job Responsibility

Work in REACT and API + Websockets
Work autonomously
Learn from others and suggest ideas to improve our processes

What we offer

Real impact: you are free to drive your career and have an impact on the company
Amazing team: you can learn from some of the funniest and most talented people you will ever meet
Remote working: you are free to work from anywhere because our company works 100% remotely
Flexible working time: you are free to create the best conditions for your personal productivity
you just need to be available during days of the Central Europe time

Fulltime

Senior Front End Software Engineer

A key member of a geographically distributed team, you will bridge the gap betwe...

Location

United Kingdom , Abingdon

Salary:

Not provided

Preservica

Expiration Date

Until further notice

Requirements

5+ years of demonstrable experience in building production software with React.js and TypeScript
Degree level education in an engineering / software / system related subject or equivalent through relevant training and/or experience
Proficient understanding of semantic markup, including HTML5, CSS3 (comfortable with CSS animations and flexbox)
Solid understanding of RESTful API integration (auth, error handling, pagination)
Experience with unit/integration testing frameworks (e.g., Jest, React Testing Library)
Proven collaboration with UX/design and backend teams to deliver performant, accessible interfaces

Job Responsibility

Design and implement robust front-end solutions using React.js and TypeScript
Champion maintainable code: readable patterns, modular architecture, strong test coverage
Drive and evolve engineering standards, code review quality, and best practices
Validate and refine UI/UX for technical feasibility and performance
Integrate front-end components cleanly with APIs and backend services into production-ready systems
Document architecture decisions, components, and interface contracts
Mentor junior and mid-level engineers through pairing, code reviews, and technical guidance
Estimate effort for stories, spikes, and support tickets with realistic risk assessment
Follow established quality assurance procedures
Be familiar with Agile development practices, including Continuous Integration / Continuous Delivery (CI/CD)

What we offer

Competitive salary and benefits package
Great future prospects in a fast-growing market sector
Tailored career development based on your aspirations
Focus on personal development and training
Annual training allowance

Front End Engineer II

Are you passionate about building high-performing, elegant user interfaces using...

Location

United States , Fort Worth, Texas

Salary:

Not provided

Koddi

Expiration Date

Until further notice

Requirements

Minimum of 3 years of experience building and maintaining complex front-end applications using React (preferred), Angular, or Vue
Strong proficiency in TypeScript, modern JavaScript (ES6+), and RESTful API integration
Deep understanding of single-page application architecture, state management, and front-end performance optimization
Experience with unit testing frameworks such as Jest or React Testing Library and with CI/CD pipelines
Familiarity with component-driven design, design systems, and front-end build tools such as Webpack or Vite
Excellent communication and collaboration skills with the ability to work effectively across engineering, design, and product teams
A continuous learner who is eager to explore new tools, frameworks, and methodologies
Competence with logical and technical problem solving, and a proven ability to research and recommend the appropriate interactive technologies needed
You're people-oriented, friendly, and personable
You have the ability to learn quickly and continuously, and are comfortable explaining technical concepts to non-technical audiences

Job Responsibility

Build, optimize, and maintain user interfaces that deliver exceptional experiences across our platform
Contribute to and evolve Koddi's front-end design system and component library to ensure consistency, scalability, and accessibility
Collaborate closely with product, design, and back-end teams to translate requirements into performant, maintainable code
Use modern front-end practices such as CI/CD, automated testing, and code review to ensure reliability and high-quality releases
Participate in architectural discussions and technical decision-making to improve scalability and maintainability
Continuously explore and implement new technologies to enhance performance, usability, and developer experience

Software Engineer - Front End

Testing Mavens

Location:
India

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
December 12, 2025

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Testing Mavens

Location:India

Category:IT - Software Development

Contract Type:Not provided

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Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:December 12, 2025

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