2w
Save
Mark Applied
Hide
Frontend Developer
Malvern, Pennsylvania, United States
$110k-$120k/yr OnsiteFull Time
10+ YOE10+ years frontend experience with React, JavaScript/TypeScript, HTML5, CSS3, GitHub, CI/CD, and automated testing (Playwright). Bachelor's in Computer Science required.
React, JavaScript, TypeScript, ES5, ES6, HTML5, CSS3, GitHub, CI/CD, Playwright
3w
Save
Mark Applied
Hide
UI/UX Front End Developer
Miami or Delaware or Atlanta or Philadelphia or Austin or Houston or Dallas or Miramar or Salt Lake City or Phoenix or Charlotte
HybridFull Time
5+ YOE5+ years frontend development with UI/UX responsibility; expertise in React and TypeScript; portfolio of web/app design; experience with design systems, accessibility (WCAG), testing, CI/CD, and cloud deployments.
Figma, Sketch, Adobe XD, React, TypeScript, JavaScript, HTML5, CSS3, Vue, Angular, Svelte, Next.js, Vite, Webpack, Jest, Vitest, Playwright, Cypress, OpenAPI/Swagger, REST APIs, Git, Azure DevOps, Microsoft 365, Teams, Azure, AWS, GCP, Docker
2mo
Save
Mark Applied
Hide
Front End/Angular 2+/Full Stack Java Developer
Hanover, Maryland, United States
OnsiteFull Time
1+ YOE1+ years of related experience in Java and web development (Angular 2+/ReactJS), OO Java (1.8+), Spring/Spring Boot, MongoDB or relational databases; US citizenship; Top Secret SCI + Polygraph clearance required.
Angular, Java, Spring, Spring Boot, MongoDB, ReactJS, Web Development
1w
Save
Mark Applied
Hide
Engineer
Malvern, Pennsylvania, United States
$120k-$130k/yr OnsiteFull Time
10+ YOEStrong React, HTML, CSS, JavaScript/TypeScript (ES5/ES6), GitHub, CI/CD, and Playwright experience; 10+ years of frontend engineering experience.
React, HTML, CSS, JavaScript, TypeScript, ES5, ES6, GitHub, CI/CD, Playwright
3w
Save
Mark Applied
Hide
Senior Software Engineer | Research Tech | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years software engineering experience; strong hands-on C#, Python, and React/JavaScript; full-stack backend/frontend comfort; excellent communication; Bachelor’s in CS, CE, math, physics or related.
C#, .NET, Python, React, JavaScript, Microsoft Excel
4w
Save
Mark Applied
Hide
Software Engineer II
Exton or Philadelphia
HybridFull Time
5+ YOE5+ years frontend development with TypeScript and React, experience with 3D/web graphics (Cesium/WebGL/three.js) preferred, testing (Vitest/Jest, Playwright), agile/Scrum, strong communication, graduate degree or equivalent experience.
TypeScript, React, iTwin.js, Cesium, pnpm, Module Federation, Vitest, React Testing Library, Playwright, Jest, Azure DevOps, CI/CD, GitHub, GitHub Copilot, Git, WebGL, three.js
1mo
Save
Mark Applied
Hide
Full Stack Developer
Parsippany or Conshohocken or Wilkes Barre or Alpharetta
$78k-$180k/yr HybridFull Time
Degree in computer science or equivalent experience; backend development (C#/.NET or similar); frontend frameworks (React/Angular/Vue); cloud (Azure); databases (SQL/NoSQL); Git, CI/CD, and experience with AI-assisted development tools (e.g., GitHub Copilot).
C#, .NET, React, Angular, Vue, Azure, SQL, NoSQL, Git, GitHub Copilot, ChatGPT, CI/CD, DevOps, OAuth, OpenID, Scrum, Kanban
2w
Save
Mark Applied
Hide
Lead Software Engineer
Cedar Rapids or Denver or Philadelphia
$111k-$140k/yr HybridFull Time
5+ YOEBachelor's or equivalent, 5+ years Core Java, 4 years cloud (AWS) experience, expertise with Java frameworks, databases, microservices, CI/CD, frontend frameworks, and leadership/mentoring experience.
JAVA, OOD, OOP, Functional Programming, Spring Framework, J2EE Development, Service Oriented Architecture, Dependency Injection, MS Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, EC2, ECS, S3, Kinesis, VMs, Blob, Data Factory, SQL Data warehouse, ARM Templates, Event Hubs, Visual Studio, Git/Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, Nunit, Ajax, AI SDLC, AWS AI services, API Gateways, Apache Camel, Swagger API, Zookeeper, Kafka, Spring Boot, Spring MVC, Entity Framework, Swagger, Odata, AutoMapper, Jenkins, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, HTTP, HTML, JS, CSS
1w
Save
Mark Applied
Hide
Senior Full Stack Data Engineer
West Chester, Pennsylvania, United States
OnsiteFull Time
7+ YOEBachelor's preferred,5+ years full-stack/data engineering experience (7+ preferred),backend and frontend development,Power BI dashboards,API and microservices,Oracle/Mongo DB,Cloud Foundry,GitHub,ELK,Agile with Jira.
Power BI, Jira, Smartsheet, Java, Python, Node.js, React, Angular, Tailwind CSS, DotNet, REST, API Gateway, Mongo DB, Cloud Foundry, GitHub, GitHub Actions, ELK, Agentic AI, Open Spec SDD
1w
Save
Mark Applied
Hide
Specialist Software Engineer
Cedar Rapids or Denver or Philadelphia
$135k-$150k/yr HybridFull Time
6+ YOEBachelor's or equivalent; 6+ years Core Java or .NET; 3+ years cloud development (AWS/Azure); 5+ years database and integration experience; expertise with microservices, CI/CD, and modern frontend frameworks.
.NET, .NET API Core, .NET API 2, C#, Python, JAVA, Spring Framework, J2EE, MS Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, Azure, EC2, ECS, S3, Kinesis, VMs, Blob, Data Factory, SQL Data Warehouse, ARM Templates, Event Hubs, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Ajax, MS HPC, Sagemaker, Spark, API Gateways, Apache Camel, Swagger API, Zookeeper, Kafka, Spring Boot, Spring MVC, Entity Framework, IIS, Odata, AutoMapper, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, ASP.NET MVC, HTTP, HTML, JS, CSS
1mo
Save
Mark Applied
Hide
Infrastructure Engineering, AVP
Kilkenny or Dublin or London or Krakow or Quincy or Boston or Princeton or Clifton or Austin or Kansas City or Berwyn
$90k-$158k/yr HybridFull Time
7+ YOESenior-level full-stack developer with strong Python (7+ yrs) and network engineering/automation (5+ yrs) experience; database integration, RESTful APIs, JSON/XML, Django and frontend (HTML/CSS/JavaScript/React) familiarity; Agile/Scrum experience; bachelor's degree preferred.
Python, Django, JSON, XML, HTML, Bootstrap, CSS, JavaScript, React, RESTful API, Scrum, SDLC
3mo
Save
Mark Applied
Hide
Specialist Software Engineering
Cedar Rapids or Denver or Philadelphia
$131k-$165k/yr HybridFull Time
8+ YOEBachelor’s degree or equivalent; 8+ years Core Java; frontend frameworks; CI/CD tools; microservices; cloud (AWS); REST APIs; Docker/Kubernetes; Jenkins; Git; Maven; Swagger; Kafka; OpenShift; data/analytics familiarity.
Java, Frontend frameworks, Spring Framework, J2EE, Angular, React, Vue.js, Node.js, HTML, CSS, Ajax, Jenkins, Docker, Containers, OpenShift, Kubernetes, API Gateways, Apache Camel, Swagger API, Zookeeper, Kafka, messaging tools, microservices, AWS, EC2, S3, Kinesis, SQL, Data warehouse, ARM Templates, Event Hubs, Git, Bitbucket, Maven, Junit, Ajax