TechShack Recruitment

<html><head></head><body>Remote UK | HealthTech | IC-First | Global ScaleLead Frontend Engineer (Staff / Principal)We’re looking for a genuine technical leader for an exciting HealthTech startup, building a global platform with real-world impact.You’re a Staff/Principal-level frontend engineer who:<ul><li>Has led architecture and solution design.</li><li>Has guided small, high-performing groups.</li><li>Still writes exceptional production code.</li><li>Can clearly defend your technical decisions (references required).</li><li>Champions AI-augmented, spec-driven engineering.

</li></ul>What You’ll Do:<ul><li>Define and evolve frontend architecture (scalability, performance, maintainability).</li><li>Make key decisions on frameworks, state, testing, CI/CD.</li><li>Build complex, performant React + TypeScript applications.</li><li>Own design systems, i18n, accessibility (WCAG), and frontend observability.</li><li>Translate product into technical strategy and influence roadmap.

</li></ul>What You Bring:<ul><li>Expert React (performance patterns, Suspense, concurrent features).</li><li>Advanced TypeScript.</li><li>Deep knowledge of rendering models (CSR/SSR/SSG/ISR).</li><li>Strong JS, browser internals, CSS architecture.</li><li>Testing (Jest, RTL, Cypress/Playwright).</li><li>Cloud&amp;monitoring experience.</li></ul>Remote UK. Expensed travel for key events.If you’ve truly led technical outcomes at scale, and can prove it, then apply now!</body></html>

Remote UK | HealthTech | IC-First | Global Scale
Lead Frontend Engineer (Staff / Principal)
We’re looking for a genuine technical leader for an exciting HealthTech startup, building a global platform with real-world impact.
You’re a Staff/Principal-level frontend engineer who:

Has led architecture and solution design.
Has guided small, high-performing groups.
Still writes exceptional production code.
Can clearly defend your technical decisions (references required).
Champions AI-augmented, spec-driven engineering.


What You’ll Do:

Define and evolve frontend architecture (scalability, performance, maintainability).
Make key decisions on frameworks, state, testing, CI/CD.
Build complex, performant React + TypeScript applications.
Own design systems, i18n, accessibility (WCAG), and frontend observability.
Translate product into technical strategy and influence roadmap.


What You Bring:

Expert React (performance patterns, Suspense, concurrent features).
Advanced TypeScript.
Deep knowledge of rendering models (CSR/SSR/SSG/ISR).
Strong JS, browser internals, CSS architecture.
Testing (Jest, RTL, Cypress/Playwright).
Cloud&monitoring experience.

Remote UK. Expensed travel for key events.
If you’ve truly led technical outcomes at scale, and can prove it, then apply now!

Frontend Developer

ITSYNTAX INC

Role: AI Frontend Engineer-Remote

Penumbra

<html><head></head><body>Responsibilities • Build and maintain user-facing features using Vue.js, JavaScript, and TailwindCSS. • Work closely with backend developers to ensure smooth integration between frontend and .. <a href="https://up2staff.com/front-end-developer-role-overview-at-penumbra" target="_blank" rel="noopener noreferrer"> [more info]</a></body></html>

Responsibilities   • Build and maintain user-facing features using Vue.js, JavaScript, and TailwindCSS.   • Work closely with backend developers to ensure smooth integration between frontend and  ..  [more info]

Remote Front-End Developer Role Overview

<html><head></head><body>Verantwortlichkeiten • Entwicklung und Pflege benutzerorientierter Funktionen mit Vue.js, JavaScript und TailwindCSS. • Enge Zusammenarbeit mit Backend-Entwicklern, um eine reibungslose Integ .. <a href="https://up2staff.com/uber-at-penumbra" target="_blank" rel="noopener noreferrer"> [more info]</a></body></html>

Verantwortlichkeiten   • Entwicklung und Pflege benutzerorientierter Funktionen mit Vue.js, JavaScript und TailwindCSS.   • Enge Zusammenarbeit mit Backend-Entwicklern, um eine reibungslose Integ ..  [more info]

Überblick über eine Remote‑Frontend‑Entwicklerstelle

MSYS Inc.

Senior Frontend Engineer (React) with Mortgage experience - Remote

ELECTE S.R.L

<html><head></head><body>We are looking for a strong Full-Stack Developer to execute product features and contribute to our core platform development. Your focus will be clean, scalable implementation and high-quality execution. This role is ideal for a developer who enjoys building real product features end-to-end in a focused, no-bureaucracy environment.Responsibilities<ul><li>Implement frontend features using TypeScript</li><li>Develop backend services and APIs using Supabase / PostgreSQL</li><li>Contribute to our Python-based AI &amp; analytics engine (data logic, integrations)</li><li>Write and optimize SQL queries and database logic</li><li>Collaborate on feature specifications and translate them into clean technical execution</li><li>Participate in code reviews and continuous improvement</li><li>Work within modern serverless infrastructure (Vercel / Supabase)</li></ul>Tech Stack<ul><li>Core Language: TypeScript</li><li>Backend &amp; Database: Supabase (PostgreSQL), PL/pgSQL</li><li>AI Layer: Python</li><li>Frontend &amp; CMS: TypeScript, Webflow, Weglot API</li><li>Infrastructure: Vercel / Netlify</li><li>CI/CD: GitHub Actions</li></ul>RequirementsMust-have:<ul><li>Experience as a Full-Stack Developer (3+ years)</li><li>Strong knowledge of TypeScript / JavaScript</li><li>Solid experience with Python in backend, data, or analytics contexts</li><li>Good understanding of PostgreSQL and data modeling</li><li>Experience building and consuming APIs</li><li>Ability to work independently and deliver clean production-ready code</li></ul>Nice-to-have:<ul><li>Experience with analytics or AI-adjacent systems</li><li>Hands-on experience with Supabase</li><li>Knowledge of PL/pgSQL</li><li>Experience using Webflow</li></ul>What we offer<ul><li>â¬2,500â3,500/month (contractor)</li><li>Full-time</li><li>Remote-friendly</li><li>Clear technical leadership and structured roadmap</li><li>Small team, fast decision-making, no bureaucracy</li></ul></body></html>

We are looking for a strong Full-Stack Developer to execute product features and contribute to our core platform development. Your focus will be clean, scalable implementation and high-quality execution. This role is ideal for a developer who enjoys building real product features end-to-end in a focused, no-bureaucracy environment.
Responsibilities

Implement frontend features using TypeScript
Develop backend services and APIs using Supabase / PostgreSQL
Contribute to our Python-based AI & analytics engine (data logic, integrations)
Write and optimize SQL queries and database logic
Collaborate on feature specifications and translate them into clean technical execution
Participate in code reviews and continuous improvement
Work within modern serverless infrastructure (Vercel / Supabase)

Tech Stack

Core Language: TypeScript
Backend & Database: Supabase (PostgreSQL), PL/pgSQL
AI Layer: Python
Frontend & CMS: TypeScript, Webflow, Weglot API
Infrastructure: Vercel / Netlify
CI/CD: GitHub Actions

Requirements
Must-have:

Experience as a Full-Stack Developer (3+ years)
Strong knowledge of TypeScript / JavaScript
Solid experience with Python in backend, data, or analytics contexts
Good understanding of PostgreSQL and data modeling
Experience building and consuming APIs
Ability to work independently and deliver clean production-ready code

Nice-to-have:

Experience with analytics or AI-adjacent systems
Hands-on experience with Supabase
Knowledge of PL/pgSQL
Experience using Webflow

What we offer

â¬2,500â3,500/month (contractor)
Full-time
Remote-friendly
Clear technical leadership and structured roadmap
Small team, fast decision-making, no bureaucracy

Full Stack Developer

Bitmex

<html><head></head><body><img class="webfeedsFeaturedVisual" src="https://cryptojobslist.com/api/og/job/senior-software-engineer-web-full-remote-asia-at-bitmex.png" width="480px"> 

 Tags: <a href="https://cryptojobslist.com">Web3 Jobs</a> • <a href="https://cryptojobslist.com/remote">Cryptocurrency Remote Jobs</a> • <a href="https://cryptojobslist.com/web3">Blockchain Web3 Jobs</a> • <a href="https://cryptojobslist.com/developer">Cryptocurrency Developer Jobs</a> • <a href="https://cryptojobslist.com/trading">Cryptocurrency Trading Jobs</a> • <a href="https://cryptojobslist.com/engineering">Blockchain Engineering Jobs</a> • <a href="https://cryptojobslist.com/exchange">Cryptocurrency Exchange Jobs</a> • <a href="https://cryptojobslist.com/junior-level">Blockchain Junior Level Jobs</a> • <a href="https://cryptojobslist.com/typescript">Web3 Typescript Jobs</a> • <a href="https://cryptojobslist.com/react">Web3 React Jobs</a> • <a href="https://cryptojobslist.com/senior">Cryptocurrency Senior Jobs</a> • <a href="https://cryptojobslist.com/security">Cryptocurrency Security Jobs</a> • <a href="https://cryptojobslist.com/discord">Web3 Discord Jobs</a> • <a href="https://cryptojobslist.com/frontend">Web3 Frontend Jobs</a> • <a href="https://cryptojobslist.com/contract">Blockchain Contract Jobs</a> • <a href="https://cryptojobslist.com/full-stack">Cryptocurrency Full Stack Jobs</a> • <a href="https://cryptojobslist.com/data">Cryptocurrency Data Jobs</a> • <a href="https://cryptojobslist.com/node-js">Web3 Node Js Jobs</a> • <a href="https://cryptojobslist.com/policy">Web3 Policy Jobs</a> • <a href="https://cryptojobslist.com/full-time">Web3 Full Time Jobs</a>About BitMEXBitMEX stands as a globally leading exchange for crypto derivatives, offering traders a professional-grade trading platform. Since its inception in 2014, BitMEX has maintained an impeccable security record with “no coin lost, ever!”.Our platform caters to cryptocurrency derivatives traders by providing low latency, deep liquidity, and maximum availability. Currently, BitMEX offers more than 100 derivatives contracts, 16 pairs for spot trading, and an easy covert function between 30+ different cryptocurrencies.In 2015, BitMEX revolutionised the market by inventing the Perpetual Swap, which has since become the most widely traded crypto product. Demonstrating a commitment to transparency, since 2021, BitMEX has been among the first exchanges to regularly publish its on-chain Proof of Reserves and Proof of Liabilities, ensuring that the funds available exceed the total client balances."For more information on BitMEX, company initiatives and our products, please visit the&nbsp;<a href="https://blog.bitmex.com/" rel="noopener noreferrer nofollow ugc" target="_blank">BitMEX Blog</a> or&nbsp;<a href="http://www.bitmex.com" rel="noopener noreferrer nofollow ugc" target="_blank">www.bitmex.com</a>, and follow&nbsp;<a href="https://www.linkedin.com/company/bitmex" rel="noopener noreferrer nofollow ugc" target="_blank">LinkedIn</a>,&nbsp;<a href="https://discord.com/invite/X2jcEX4Csf" rel="noopener noreferrer nofollow ugc" target="_blank">Discord</a>,&nbsp;<a href="https://t.me/BitMEX_Group" rel="noopener noreferrer nofollow ugc" target="_blank">Telegram</a> and&nbsp;<a href="https://twitter.com/BitMEX" rel="noopener noreferrer nofollow ugc" target="_blank">X</a>.Role OverviewAs a Senior Front End Engineer (Web/API), you’ll design and implement fast, real-time web applications. Our platform at BitMEX is built with React.JS and finely optimized for performance. To succeed in this role, you should have a deep understanding of how common just-in-time (JIT) compilers work, significant experience with React, and a passion for exploring new technologies.&nbsp;You’ll be joining our web engineering team, where you’ll build and maintain the user interface and backend services for our trading terminal. Your focus will be on creating highly responsive frontend components, ensuring smooth integration with backend systems, and optimizing performance and security for real-time data flows. You’ll work closely with product managers, traders, and engineers to deliver a fast, reliable, and intuitive trading platformResponsibilities<ul><li>Development of the BitMEX Web Frontend and React components</li><li>New feature design and implementation, bug fixing, and performance tuning</li><li>Working closely with the API and Engine teams to integrate new features and unique consumer-facing products</li><li>Help develop and maintain APIs required for different trading experiences (Backend or Frontend)</li><li>Exploring and evaluating new stack components and architecture ideas as necessary</li><li>Participate in code reviews, mentor junior engineers, and contribute to architectural discussions and decisions.</li></ul>Requirements<ul><li>Intimate experience with JS and JS performance characteristics</li><li>Experience with NodeJS, React, and Flux architecture</li><li>Experience with Flow/TypeScript</li><li>Experience making complex, data-driven products accessible to consumers</li><li>Ability to simultaneously develop several products and concepts in development</li><li>Familiarity with current UX trends and curiosity for new UX concepts (conversational UI, etc)</li><li>A Bachelor’s degree or equivalent work experience preferred&nbsp;</li></ul>Why BitMEX?BitMEX offers a dynamic environment that blends intense work, a vibrant culture, and diversity. We actively recruit across time zones to meet growing demands and attract top global talent.We're seeking determined, responsible, and collaborative individuals to join us in building a leading cryptocurrency ecosystem. We value meticulousness, agility, and simplicity. As a 24/7 global exchange, we look for adaptable team players who can excel in a diverse, cross-market environment.We provide flexible arrangements to our remote contract talents with:<ul><li>Work from home to help you find the perfect balance between work, family and personal life</li><li>Paid holidays and leave so you won’t miss out any important events</li><li>Team building &amp; offsite events to bring our global team closer</li><li>Don’t forget the advantage of our Beyond BorderRemote Working policy, where you get to work away from your home country</li><li>Option to choose to be paid in fiat or crypto currency, providing the flexibility to shape your financial freedom</li></ul>#LI-CH1Does this sound like the type of working culture you can thrive in? Apply online now!Apply here 👉 <a href="https://cryptojobslist.com/jobs/senior-software-engineer-web-full-remote-asia-at-bitmex?utm_medium=RSS">Senior Software Engineer, Web (Full Stack)</a>
</body></html>

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Senior Software Engineer, Web (Full Stack)

ELECTE S.R.L.

<html><head></head><body>We are looking for a strong Full-Stack Developer to execute product features and contribute to our core platform development. Your focus will be clean, scalable implementation and high-quality execution. This role is ideal for a developer who enjoys building real product features end-to-end in a focused, no-bureaucracy environment.
Responsibilities
<ul>
<li>Implement frontend features using TypeScript</li>
<li>Develop backend services and APIs using Supabase / PostgreSQL</li>
<li>Contribute to our Python-based AI &amp; analytics engine (data logic, integrations)</li>
<li>Write and optimize SQL queries and database logic</li>
<li>Collaborate on feature specifications and translate them into clean technical execution</li>
<li>Participate in code reviews and continuous improvement</li>
<li>Work within modern serverless infrastructure (Vercel / Supabase)</li>
</ul>
Tech Stack
<ul>
<li>Core Language: TypeScript</li>
<li>Backend &amp; Database: Supabase (PostgreSQL), PL/pgSQL</li>
<li>AI Layer: Python</li>
<li>Frontend &amp; CMS: TypeScript, Webflow, Weglot API</li>
<li>Infrastructure: Vercel / Netlify</li>
<li>CI/CD: GitHub Actions</li>
</ul>
Requirements
Must-have:
<ul>
<li>Experience as a Full-Stack Developer (3+ years)</li>
<li>Strong knowledge of TypeScript / JavaScript</li>
<li>Solid experience with Python in backend, data, or analytics contexts</li>
<li>Good understanding of PostgreSQL and data modeling</li>
<li>Experience building and consuming APIs</li>
<li>Ability to work independently and deliver clean production-ready code</li>
</ul>
Nice-to-have:
<ul>
<li>Experience with analytics or AI-adjacent systems</li>
<li>Hands-on experience with Supabase</li>
<li>Knowledge of PL/pgSQL</li>
<li>Experience using Webflow</li>
</ul>
What we offer
<ul>
<li>€2,500–3,500/month (contractor)</li>
<li>Full-time</li>
<li>Remote-friendly</li>
<li>Clear technical leadership and structured roadmap</li>
<li>Small team, fast decision-making, no bureaucracy</li>
</ul></body></html>

We are looking for a strong Full-Stack Developer to execute product features and contribute to our core platform development. Your focus will be clean, scalable implementation and high-quality execution. This role is ideal for a developer who enjoys building real product features end-to-end in a focused, no-bureaucracy environment.
Responsibilities
Implement frontend features using TypeScript
Develop backend services and APIs using Supabase / PostgreSQL
Contribute to our Python-based AI &amp; an

Full-Stack Developer

HubSpot

<html><head></head><body>This role can be Office/Hybrid/Remote based within the UKThe Customer Journey Activate group focuses on the onboarding and activation of new customers and users at HubSpot. We build the experiences that help customers realise value quickly - from product-led growth surfaces to AI-first onboarding journeys for our Pro customers. Whichever team you join, you ll work on high-impact frontend systems that shape a customer s first experience with HubSpot - ensuring it s intuitive, personalised, and value-driven. What You ll Do<ul><li>Design and build scalable, high-quality frontend applications that power onboarding and activation experiences.</li><li>Lead the technical direction for complex UI systems, ensuring performance, accessibility, and maintainability at scale.</li><li>Partner closely with product, design, AI, and backend teams to deliver intelligent, data-driven user experiences.</li><li>Translate customer problems into elegant frontend solutions that reduce friction and accelerate time-to-value.</li><li>Contribute to shared component libraries and internal tooling that enable consistent, product-led growth patterns across HubSpot.</li><li>Improve performance, reliability, and observability of frontend systems in a fast-moving environment.</li><li>Mentor other engineers and contribute to the long-term technical strategy of the Activate product area.</li></ul> We re Looking For Someone Who<ul><li>Has strong frontend engineering experience, ideally with modern JavaScript frameworks (e.g., React) and TypeScript.</li><li>Has built and maintained complex, user-facing applications at scale.</li><li>Brings a strong product mindset balancing technical excellence with customer empathy.</li><li>Has experience designing reusable component systems or working within a design system.</li><li>Is thoughtful about performance, accessibility, and UX quality.</li><li>Is comfortable collaborating across disciplines in ambiguous, evolving product spaces.</li><li>Makes pragmatic, data-informed decisions in fast-paced environments.</li></ul> Nice to Have<ul><li>Experience building onboarding, activation, or product-led growth experiences.</li><li>Exposure to AI-powered or personalization-driven UI experiences.</li><li>Familiarity with experimentation frameworks or A/B testing.</li><li>Experience working in micro-frontend or distributed frontend architectures.</li></ul></body></html>

This role can be Office/Hybrid/Remote based within the UK
The Customer Journey Activate group focuses on the onboarding and activation of new customers and users at HubSpot. We build the experiences that help customers realise value quickly - from product-led growth surfaces to AI-first onboarding journeys for our Pro customers. Whichever team you join, you ll work on high-impact frontend systems that shape a customer s first experience with HubSpot - ensuring it s intuitive, personalised, and value-driven.

What You ll Do

Design and build scalable, high-quality frontend applications that power onboarding and activation experiences.
Lead the technical direction for complex UI systems, ensuring performance, accessibility, and maintainability at scale.
Partner closely with product, design, AI, and backend teams to deliver intelligent, data-driven user experiences.
Translate customer problems into elegant frontend solutions that reduce friction and accelerate time-to-value.
Contribute to shared component libraries and internal tooling that enable consistent, product-led growth patterns across HubSpot.
Improve performance, reliability, and observability of frontend systems in a fast-moving environment.
Mentor other engineers and contribute to the long-term technical strategy of the Activate product area.

We re Looking For Someone Who

Has strong frontend engineering experience, ideally with modern JavaScript frameworks (e.g., React) and TypeScript.
Has built and maintained complex, user-facing applications at scale.
Brings a strong product mindset balancing technical excellence with customer empathy.
Has experience designing reusable component systems or working within a design system.
Is thoughtful about performance, accessibility, and UX quality.
Is comfortable collaborating across disciplines in ambiguous, evolving product spaces.
Makes pragmatic, data-informed decisions in fast-paced environments.

Nice to Have

Experience building onboarding, activation, or product-led growth experiences.
Exposure to AI-powered or personalization-driven UI experiences.
Familiarity with experimentation frameworks or A/B testing.
Experience working in micro-frontend or distributed frontend architectures.

Senior Software Engineer II, Frontend

TechMagic

<html><head></head><body>We are looking for a strong Middle React Native Developer with 3+ years of experience to develop and maintain an IoT-based mobile application.<h2>Requirements</h2>Must have:<ul><li>3+ years of commercial experience in mobile development with a strong focus on React Native</li><li>Strong knowledge of JavaScript (ES6+) and TypeScript, including modern React patterns and Hooks</li><li>Hands-on experience with Expo, React Navigation, and state management libraries such as Redux, MobX, or Context API</li><li>Experience working with REST APIs</li><li>Solid understanding of Git workflows and CI/CD pipelines</li><li>Experience of deployment to the Apple App Store and Google Play</li><li>English level – at least Intermediate+ (direct communication with the client)</li></ul>Nice to have:<ul><li>Web development experience with React / Node.js / Java</li><li>Familiarity with AWS environments</li></ul><h2>Key Responsibilities</h2><ul><li>End-to-end development and maintenance of a production mobile app.</li><li>Full management of Apple App Store and Google Play accounts (releases, compliance, certificates, updates)</li><li>Contribute to frontend and backend development across multiple products</li><li>Collaborate with the team on architecture, APIs, and cloud-based services</li></ul>Project:&nbsp;Our client is a well-established international company with a long history dating back to the 1970s. The company operates in the fire safety and IoT domain, developing and manufacturing hardware devices (panels, sensors, displays) along with complex software solutions such as dashboards, mobile applications, and monitoring systems.Type: IoT&nbsp;Market: GlobalStage:&nbsp;Ongoing product development&nbsp;Project team: 1 PM, 1 AQA EngineerTechnical stack: React Native, TypeScript, JavaScript (ES6+), React Hooks, Expo, React Navigation, Redux / MobX / Context API, REST APIs, Git, CI/CD, App Store &amp; Google Play deploymentWork schedule: Full-time working day, the full remote is available.<h2>Interview stages</h2><ol><li>Call with recruter</li><li>Technical interview</li><li>Client interview</li></ol><h2>Our Benefits:</h2><ul><li>Projects with modern JS stack (React.js, React Native, Angular, Node.js)</li><li>Strong JavaScript community at the company (90+ developers)</li><li>Work from anywhere (fully remotely or in our office)</li><li>Paid vacations and sick-leaves, additional days-off, relocation bonus</li><li>Wellness: Medical insurance / sport compensation / health check-up + flu vaccination at your choice</li><li>Education: regular tech-talks, educational courses, paid certifications, English classes</li><li>Fun: own football team, budget for team-lunches, branded gifts</li><li>One of the best IT employers in Lviv based on DOU rating</li></ul>Recruiter <a href="https://www.linkedin.com/in/natali-andreikiv-0a6611218/" rel="nofollow ugc noopener" target="_blank">Natali Andreikiv</a></body></html>

We are looking for a strong Middle React Native Developer with 3+ years of experience to develop and maintain an IoT-based mobile application.RequirementsMust have:3+ years of commercial experience in mobile...

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