1mo
Save
Mark Applied
Hide
UI Engineer
Boston or New York City
HybridFull Time
5+ YOE5+ years frontend experience; strong JavaScript/TypeScript, HTML5, and modern CSS; experience with React or Angular, Storybook.js, RESTful/GraphQL APIs, design systems, accessible and scalable UI architecture.
React, Angular, JavaScript, TypeScript, HTML5, CSS, Storybook.js, RESTful APIs, GraphQL
2mo
Save
Mark Applied
Hide
Sr. Software Engineer - UI/UX (Qt/QML)
Newton or Mounds View
$125k-$187k/yr OnsiteFull Time
4+ YOEBachelor’s or Master’s/PhD with relevant experience in UI/UX; strong Qt/QML/C/C++ and Python; Linux, Docker, CI/CD; real-time data; collaboration with UX teams; production-quality software in healthcare setting.
Qt/QML, C++, Python, Linux, Docker, CI/CD, Figma
1w
Save
Mark Applied
Hide
Contract Technical UI/UX Designer - Video Games
San Francisco or New York City or Los Angeles or Seattle or Boston or Washington or Austin or Denver or Nashville or Atlanta or Chicago or Dallas or Miami or United States
$33-$58/hr RemoteContract
3+ YOE3+ years in UI technical design for games, strong proficiency with Unreal Engine and Blueprint scripting, experience building real-time UI, optimization and accessibility knowledge, collaborative problem-solving skills.
Unreal Engine, Blueprint, C++, C#
2mo
Save
Mark Applied
Hide
Sr. Software Engineer - UI/UX (Qt/QML)
Newton or Mounds View
$125k-$187k/yr OnsiteFull Time
4+ YOEBachelor's degree with 4+ years’ experience or Master’s with 2+ years’ experience or PhD with no experience; strong Qt/QML, C++, Python; UI/UX focus; production-level software in regulated environment.
Qt, Qt/QML, C++, Python, Linux, Docker, CI/CD, UI/UX tools, Figma
2mo
Save
Mark Applied
Hide
Product Engineer (UI-Focused) — Horizon
San Francisco or New York City or Washington or Boston or Los Angeles or Seattle or Denver or Chicago or Atlanta or United States
$172k-$242k/yr RemoteFull Time
5+ YOE5+ years full-stack engineering with front-end focus; strong proficiency in TypeScript and React; experience shipping user-facing products; familiarity with Model Context Protocol and AI/LLM tooling; on-call/incident participation.
Python, TypeScript, React, TanStack, Model Context Protocol (MCP), Claude Code, Codex
2mo
Save
Mark Applied
Hide
Full Stack Engineer (UI Focused)
Merrimack, New Hampshire, United States
$80-$100/hr OnsiteFull Time
Experienced software engineer with front-end focus, building RESTful APIs, relational and NoSQL databases, CI/CD, SDLC best practices, mentoring, JavaScript frameworks, and responsive CSS3 design.
Angular, AngularJS, Backbone.js, React JS, JavaScript, CSS3
1mo
Save
Mark Applied
Hide
Design Engineer, Americas
New York or San Francisco or Austin or Portland or Los Angeles or Seattle or Boston or Chicago or Denver or United States
$122k-$220k/yr RemoteFull Time
Ashby: Provides all-in-one recruiting software for high-growth businesses.
2+ YOEDesign and implement product-facing UI/UX and production code. Expect proficiency with TypeScript, React, CSS; familiarity with GraphQL, Node.js, Postgres, Redis is a plus. 2+ years industry experience preferred.
TypeScript, React, GraphQL, Node.js, Postgres, Redis, CSS
2mo
Save
Mark Applied
Hide
Full-stack Software Engineer I
Nashua, New Hampshire, United States
$65k-$110k/yr HybridFull Time
0.5+ YOEBachelor's in Computer Engineering/Computer Science, ability to obtain US Secret clearance, minimum 6 months professional software development experience across UI, services, and databases; experience with Node.js/Go/Python, microservices, Kubernetes preferred.
Node.js, Google Go, Python, Kubernetes, Istio, Linkerd, Prometheus, Grafana, ELK stack, MySQL, PostgreSQL, MongoDB, Cassandra
1mo
Save
Mark Applied
Hide
Software Engineer - UI/UX (Fall 26' Intern)
Natick, Massachusetts, United States
$28-$32/hr OnsiteInternship
Currently enrolled or recent graduate in CS/CE or similar; fluent in C#, Java, or JavaScript; experience with Figma or Adobe XD; front-end frameworks like WPF, React, or Angular; strong OOP and MVVM skills; Windows front-end/.NET WPF or Unity experience useful; valid work eligibility required.
C#, Java, JavaScript, Figma, Adobe XD, WPF, React, Angular, .NET, Unity, Model-View-ViewModel
2mo
Save
Mark Applied
Hide
Principal Software Engineer (3D Visualization) - Electrophysiology
Waltham, Massachusetts, United States
$107k-$203k/yr HybridFull Time
5+ YOEBS or MS in Computer Science or related field, 5+ years software development experience, strong C++ and OpenGL skills, OOP knowledge, UI/UX design experience, full lifecycle development, and strong communication.
C++, OpenGL, Qt, QML, Linux, Git, Jira, JAMA, Opal HDx Mapping System
2mo
Save
Mark Applied
Hide
SENIOR SOFTWARE ENGINEER
Methuen, Massachusetts, United States
OnsiteFull Time
8+ YOE8+ years of software development; OO design; C++ multi-thread; motion control; UI development a plus; agile; travel up to 5%; capable of independent and collaborative work.
C++, Multithreading, UI development, Motion control software, Kinematics and control algorithms, Agile
1mo
Save
Mark Applied
Hide
Software Engineer: Web Developer
Cambridge, Massachusetts, United States
$110k/yr OnsiteFull Time
Bachelor's degree in CS or related; strong HTML, CSS, JavaScript; experience with Vue, React or Angular; CMS knowledge (WordPress/Joomla); UI/UX and graphic design skills; REST API development; Agile and test-driven practices.
HTML, CSS, JavaScript, Vue, React, Angular, WordPress, Joomla, REST API, CI/CD, git, GitHub, GitLab, Jenkins
1mo
Save
Mark Applied
Hide
Frontend Engineer (Boston)
San Francisco or Boston or Cambridge
$150k-$225k/yr HybridFull Time
3+ YOE3+ years building production React apps, strong TypeScript and Next.js experience, UI polish, performance, accessibility, RESTful APIs, SQL familiarity, and ability to work with design and backend services.
React, TypeScript, Next.js, Ruby on Rails, Postgres, RESTful APIs, SQL, LLMs, EHRs
1mo
Save
Mark Applied
Hide
Mid QA Engineer
Warsaw or London or Boston or Victoria
zł13k-zł16k/mo RemoteFull Time
2+ YOE2+ years QA experience with manual and/or automated testing, test automation, Python and SQL skills, database and UI/web testing, test design and defect reporting, Jira experience, English B2 or higher.
Python, SQL, PostgreSQL, BigQuery, Playwright, TypeScript, JavaScript, React, Node.js, Express, Docker, Kubernetes, GCP, Jira, GitHub, GitLab, CI/CD
2mo
Save
Mark Applied
Hide
Principal Software Engineer
Wellesley, Massachusetts, United States
$144k-$288k/yr HybridFull Time
8+ YOE8+ years software experience; 4+ years as technical leader; strong Python/Java; cloud (GCP); microservices; ML; real-time systems; UI (React/Angular).
Python, Java, GCP, React, Angular, Machine Learning, OCR, LLMs
2mo
Save
Mark Applied
Hide
Senior QA Engineer
Boston or United States
$120k-$145k/yr RemoteFull Time
5+ YOE5+ years QA experience; testing REST APIs and modern UIs (React); strong manual and automated testing skills with Selenium/Playwright/Cypress; programming for automation; CI/CD and test environment management; AWS/Docker/Kubernetes preferred.
Postman, React, Selenium, Playwright, Cypress, Hibernate, Spring, AWS, Docker, Kubernetes, JIRA, Confluence
2mo
Save
Mark Applied
Hide
Senior Application Engineer (REMOTE or HYBRID TO MA)
Worcester, Massachusetts, United States
$101k-$126k/yr HybridFull Time
5+ YOESenior software engineer with 5+ years (or 7+), strong JS/React, Java/Spring Boot, AWS cloud, CI/CD, and collaborative skills.
React, Spring Boot, Java, Kubernetes, Docker, CI/CD, AWS, Azure, GCP, GitHub Copilot, UX/UI
2mo
Save
Mark Applied
Hide
Android Engineer II (Client Platform)
Boston, Massachusetts, United States
$125k-$175k/yr OnsiteFull Time
2+ YOE2–4 years Android development; Kotlin and Android frameworks (Jetpack, Compose); strong UI/layout, localization, REST APIs; debugging and performance; Git.
Kotlin, Jetpack, Compose, REST APIs, Git, Android SDK
1w
Save
Mark Applied
Hide
Staff Engineer, ServiceNow IT Risk & Compliance
Framingham or Watford or Mississauga
$116k-$151k/yr OnsiteFull Time
6+ YOE6+ years developing on ServiceNow with CIS-Risk certification, technical leadership, integration experience (REST/OAuth), Agile/SAFe experience, bachelor's or equivalent, stakeholder engagement, platform architecture and best practices.
ServiceNow, Blue Prism, Microsoft Power Automate, IntegrationHub, Flow Designer, App Engine, UI Builder, Now Experience, Workspaces, REST API, OAuth, SAFe
2mo
Save
Mark Applied
Hide
Principal Software Engineer, UX – Asset Management Technology Foundations
Boston, Massachusetts, United States
$107k-$216k/yr OnsiteFull Time
Senior UX-focused engineer skilled in design systems, tokens, theming, and UI libraries; strong collaboration with designers and engineers; proficient in HTML5, CSS3, TypeScript; experience with PrimeNG and Figma.
HTML5, CSS3, TypeScript, PrimeNG, Figma, Design Tokens, Theming, WCAG
Explore Jobs