Senior Front-End Developer

Insider One

Join Insider One as a Front-end Developer, creating web-based products and enhancing user experience. Collaborate with a global team and work with leading brands using AI & Machine Learning.

Posted 5/21/2026full-timeRemote • 🇹🇷 TurkeySeniorWebsite

Tech Stack

Tools & technologies

BabelJavaScriptSCSSTypeScriptVue.jsWebpack

About the role

Key responsibilities & impact

participates in the entire project life cycle, from product development and release to maintenance,
researches, evaluates, and shares existing and upcoming new technologies with the team,
provides communication with Product Managers, Designers, teammates, and co-working teams in order to write efficient code,
produces new ideas to develop new features/setups or to improve existing applications and processes, and develops POC applications when necessary to demonstrate ideas,
works closely with Back-End Developers to communicate with APIs,
provides control of error channels to keep product quality at the highest level,
writes code in a reusable, manageable, scalable way,
is responsible for the maintenance and performance of new features in the front end,
aims to keep code quality and information sharing at the highest level with daily code reviews.

Requirements

What you’ll need

have 4+ years of experience as a Front-end Developer, working with modern tools and libraries (e.g. NPM, Vite, Webpack, Babel), and micro front-end architectures.
have experience working in an Agile team,
have experience with HTML5, CSS3, JavaScript, Vue.js,
have a deep understanding of Vue.js, including experience with both the Composition API and the Options API,
have experience with Sass or other compiled CSS languages and have experience in responsive web design,
stay up to date on emerging technologies,
have good knowledge of version control systems (e.g. Git),
have experience in optimizing page performance,
are in tune with maintaining, scaling, and monitoring systems,
are familiar with application performance and error-tracking apps (e.g. Sentry, Datadog, Site24x7, etc.),
have the ability to write clean and semantic front-end code,
have experience in Unit, Visual, and E2E Testing,
are self-motivated, independent, organized, proactive, and highly responsive when working across multiple teams,
are open to developing and learning new technologies,
have a visionary mindset,
having knowledge and experience in TypeScript is a bonus.

Benefits

Comp & perks

Enjoy a monthly meal allowance designed to enhance your daily routine.
Access comprehensive private health insurance.
Feed your curiosity with access to Spotify, LinkedIn Learning, Blinkist, MasterClass, Neoskola, and CloudGuru.
Level up with internal trainings covering AI fundamentals, coding, foreign languages, and a wide range of personal development skills.
Be part of a diverse team that’s as global as it gets, where every voice is heard and 50+ nationalities build together.
Become a Shareowner through our eligibility-based “ESOP” and own a piece of what you build.
Help build the team you want to work with and enjoy rewarding referral bonuses.
Opportunities to give back to your community through volunteering and purpose-driven social impact projects.
From global retreats to team-building activities, expect year-round events that turn into lifelong memories.
Get inspired by the greatest minds in the tech industry through events like our Tech & Dev Talks.
Work from anywhere in Turkey through our fully remote setup.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Front-end DevelopmentHTML5CSS3JavaScriptVue.jsSassResponsive Web DesignUnit TestingVisual TestingE2E Testing

Soft Skills

self-motivatedindependentorganizedproactivehighly responsivevisionary mindset