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Java React Developer Jobs in Pennsylvania, United States
310+ java react developer jobs from 170+ companies hiring in Pennsylvania, United States.
2mo
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Staff Software Engineer, Cloud FinOps
United States
$180k-$240k/yr RemoteFull Time
5+ YOE2+ years FinOps, 5+ years cloud infra, Bachelor's; AWS, Kubernetes, Java, Terraform, Datadog; strong communication.
AWS, Kubernetes, Terraform, Java, Datadog, DynamoDB, AirFlow, Postgres, Redis, React, TypeScript, GraphQL, Python, Metaflow, HuggingFace, PyTorch, TensorFlow, Pandas
3mo
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Staff Software Engineer
United States
$140k-$372k/yr RemoteFull Time
9+ YOE9+ years software engineering or advanced degree with 5+ years in production code; strong distributed systems, cloud, and API design experience; proficient in multiple languages (C/C++/Java/Go/Python).
C, C++, C#, Java, JavaScript, Go, Ruby, Rust, Python, React, Datadog, Sentry, Azure Data Explorer, Terraform
2d
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CUAS SW Engineer
United States or Summit Point
$88k-$155k/yr RemoteFull Time
5+ YOE5+ years' software engineering experience; Bachelor's in CS/engineering/math or related field or equivalent; active Secret clearance; Java; APIs; AI/ML; Python/C++; Docker; Git; Agile tooling.
Java, APIs, Ansible, Docker, React, Git, CMake, Confluence, JIRA, Python, C++, AI/ML
1mo
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Mobile App Developer
Philadelphia, Pennsylvania, United States
$72k-$100k/yr HybridFull Time
3+ YOEBachelor’s degree in CS/Engineering; 3+ years mobile app development; Swift/Kotlin; cross‑platform frameworks; REST APIs; mobile UI/UX; App Store/Play deployment; Agile; health/pharma experience preferred.
Swift, Kotlin, Java, React Native, Flutter, RESTful APIs, Cloud Messaging APIs, Agile
1w
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Mobile Application Developer
United States
$119k-$181k/yr RemoteFull Time
5+ YOE5–10+ years in software development; 3–5+ years Android (Kotlin); 2+ years iOS (Swift); REST APIs; Git; unit/integration tests; secure coding; Bachelor's in CS or related field or equivalent experience.
Kotlin, Java, Swift, RESTful APIs, Git, Gradle, Jetpack, CI/CD, Fastlane, Flutter, React Native, AI-assisted development tools
2mo
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Senior Software Engineer - Backend
United States
RemoteFull Time
3+ YOEBackend-focused senior software engineer with 3+ years in production software; Java, AWS, REST, testing, CI/CD; strong communicator.
Java, AWS, OpenSearch, Pulumi, Postgres, DynamoDB, Datomic, Clojure, JavaScript, TypeScript, React
1mo
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Software Engineer II (Pulsar team)
United States or India or Europe
$125k-$155k/yr RemoteFull Time
3+ YOEBackend-focused software engineer with 3+ years in Python (and ideally Java/Spring or Go); experienced with SaaS APIs, cloud, and security practices.
Java, Spring, Python, Go, TypeScript, Angular, React, PostgreSQL, MySQL, MongoDB, Redis, Kafka, AWS, GCP, Docker, Kubernetes, Jira, Gitlab CI/CD, Prometheus, Grafana, OpenSearch
1w
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Junior Software Engineer - Consumer Team
XX
RemoteFull Time
Bachelor's degree in CS or related field; Java/Kotlin with Spring Boot; REST APIs; PostgreSQL; English proficiency; AI tooling experience; strong collaboration and code quality.
Java, Kotlin, Spring Boot, TypeScript, React, REST APIs, PostgreSQL, AI tools
2mo
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Senior Full Stack Engineer
United States
$135k-$180k/yr RemoteFull Time
7+ YOE7+ years software development, 3+ years in senior roles, strong full-stack experience, mentoring, and collaboration.
Node.js, TypeScript, Java, Python, C#, React, PostgreSQL
2mo
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Staff AI ML Engineer
United States
$219k-$335k/yr RemoteFull Time
Experience building, deploying, and operating high-availability services; led technical initiatives; proficient in Python/Java/Go; cloud infra and CI/CD; frontend JS; strong architecture and security focus; BS/MS/PhD; willing to travel.
Python, Java, Go, JavaScript, TypeScript, React, Angular, GraphQL, JSON, CI/CD, Cloud Infrastructure, Automation, Configuration Management
2w
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Full Stack Engineer (C2H)
United States
$35-$45/hr RemoteContract
3+ YOE3–6 years of professional full stack development; Bachelor's degree in CS or Software Engineering; US work authorization; capable of contractor/1099 engagement.
Node.js, Python, C#, Java, REST, GraphQL, React, PostgreSQL, MongoDB, Firebase, Azure, AWS, GitLab CI, GitHub Actions, Jenkins, OAuth2, SSO, MFA, WebSockets, gRPC, Docker, Kubernetes
1mo
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Entry/Mid-Level Full stack developer
North America
$50k-$70k/yr RemoteFull Time
0+ YOEEntry to mid-level full stack developer with BS in CS or related field; strong JS/Python; front-end and back-end skills; Git; remote, full-time.
JavaScript, Python, Java, C#, React, Angular, Vue.js, Node.js, Express, Django, Flask, HTML5, CSS3, Git, Docker, Kubernetes, CI/CD
4w
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Principal Innovation Engineer
Minnetonka or Austin or Chicago or Dallas or Detroit or Atlanta or Houston or Akron or Birmingham or Charlotte or Indianapolis or Pittsburgh or Cincinnati or Cleveland
$102k-$208k/yr OnsiteFull Time
10+ YOEBachelor’s degree in Computer Science or related field; 10+ years in software engineering and architecture; hands-on end-to-end development; experience with AI-enabled applications and API/integration patterns; ability to lead complex initiatives in fast-paced environment.
Java, Python, TypeScript, JavaScript, React, Next.js, APIs, Workflow automation, Cloud platforms, Vertex AI, Gemini
1mo
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Nearshore - AI Enabled Engineer
North America
RemoteFull Time
5+ YOE5+ years web/mobile development; expert JS-based apps; full-stack; state management; AI tooling; CI/CD; strong CS foundation; excellent communication.
JavaScript, TypeScript, Java, C++, Python, Node.js, React, Web Components, Design System, Temporal, n8n, CI/CD, AI tooling
1mo
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Senior Software Engineer
United States
$124k-$329k/yr RemoteFull Time
6+ YOE6+ years in software engineering with production coding in languages such as C/C++/C#/Java/JavaScript/Go/Ruby/Rust/Python; multiple degree paths accepted.
React, TypeScript, Node.js, GraphQL, JavaScript, Python, C, C++, C#, Go, Ruby, Rust, HTML, CSS
1mo
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Software Engineer III/Senior, Agent
San Francisco or United States
RemoteFull Time
Experience building systems-level software under pressure; proficient in Go, Rust, C/C++, or Java; strong focus on reliability, security, and performance.
Go, TypeScript, PostgreSQL, Kafka, Protobuf, Kubernetes, Terraform, Helm, Buildkite, React, GitHub
3w
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Advanced Software Engr
Fort Washington, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years software engineering; AI/data-driven integration; strong in C++, C#, Java, Python, or HTML/React; experience with Docker and Kubernetes.
Docker, Kubernetes, C++, C#, Java, Python, HTML, React
5d
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Software Engineering Co-op
United States
$35/hr RemoteAll Commitments Available
Constant Contact: Provides digital marketing and automation tools for small businesses.
Currently enrolled in a Computer Science degree program or equivalent; experience with Java, Python, JavaScript (React), Ruby; web apps in CI/CD; REST; relational and NoSQL databases; Java/Spring; AWS and Kubernetes; AI tooling like Cursor and Claude Code; strong communication.
Java, Python, JavaScript, Ruby, React, Spring, REST, AWS, Kubernetes, OKD, Cursor, Claude Code, MCP, CI/CD, CSS, HTML, SQL, NoSQL
1w
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Sr. Principal Software Engineer, AI Solutions
United States
RemoteFull Time
15+ YOE15+ years of software engineering experience; architecture of production systems at scale; AI-assisted development tools; full stack proficiency; cloud (AWS); databases; event-driven and vector databases.
Cursor, Claude Code, Windsurf, AWS CDK, Terraform, Java, JavaScript, Python, C#, Node.js, Spring Boot, React, Angular, Oracle, SQL Server, PostgreSQL, NoSQL, Kafka, RabbitMQ, Chroma DB, FAISS, Pinecone, AWS ECS, AWS EKS, AWS Lambda, API Gateway, RDS, S3, CloudWatch, IAM
1mo
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Software Engineer
Philadelphia, Pennsylvania, United States
$80k-$88k/yr HybridFull Time
1+ YOESoftware Engineer with 1-3 years of experience, BS in MIS/CS/Engineering, strong communication, hybrid work in Philadelphia.
Cloud platforms, Databricks, PySpark, CI/CD, Docker, Terraform, LangChain, Python, Java, SQL, JavaScript, .NET, React, Angular, Azure OpenAI, AWS Bedrock
4w
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Software Engineer
United States
RemoteFull Time
Experience designing and operating backend systems, API platforms, and IaC; strong GraphQL/REST and platform mindset; focus on security and AI-native tooling.
Java, Kotlin, Node.js, TypeScript, PostgreSQL, SpiceDB, CockroachDB, GraphQL, React, AWS, Docker, Terraform, CI/CD, GitHub, Linear, Cursor, Claude Code
3w
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Lead Information Security Software Engineer (ISE)
United States or Ohio
$82k-$173k/yr RemoteFull Time
4+ YOELead role developing API-driven security tools; expert in multiple languages; cloud and security tooling experience.
Python, JavaScript, Java, C/C++, C#, Go, API, Vue.js, Angular, React, FastAPI, Django, AWS, Splunk, Elasticsearch, EDR, SIEM, SOAR, XDR
4d
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Senior Software Engineer, Full-Stack - Forms
Pennsylvania, United States
$131k-$176k/yr RemoteFull Time
5+ YOE5+ years software engineering; production web apps and backend; proficiency in Go/Java/C#; API design; mentoring; strong communication.
React, TypeScript, Go, GraphQL, Backend languages
1mo
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Principal Full Stack Software Engineer - Security
Iselin or Rhode Island or Massachusetts or Pennsylvania or Arizona
$128k-$191k/yr OnsiteFull Time
7+ YOE7+ years in software development; leadership experience; 5+ years handling large data sets; multilingual programming; cloud and security expertise; strong communication; open to banking domain.
Angular, React, Vue, Python, Java, JavaScript, Ruby, Golang, C, C++, AWS, Azure, GCP, Bash, Linux, CircleCI, Jenkins, OpenAPI/Swagger, Docker, Kubernetes, 12-factor, EKS, ECS, RDS, Aurora, API Gateway, ALB, SSM, Secrets Manager, CloudWatch, OAuth2/OIDC, JWT, mTLS, OWASP, NoSQL, RabbitMQ, Lucene, Memcache, OpenAPI/Swagger, Apache
1mo
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Principal Data Engineer
United States
$170k-$195k/yr RemoteFull Time
5+ YOEBachelor’s degree in Computer Science or related field and at least 5 years in software/app development, including 3+ years in data engineering; experience with Python, AWS S3/SQS/SNS, ETL, Scala, Java, Spark.
Python, Scala, pytest, Java, Spark, Jupyter Notebook, Talend, dbt Core, dbt Cloud, AWS, S3, SQS, SNS, EventBridge, GitHub Action workflows, Flask, ReactJS, Athena, Healthcare Provenance, Tower, Versa, Workplace, PyDeequ
1w
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Senior Backend Engineer
United States or Canada
$172k-$203k/yr RemoteFull Time
4+ YOE4+ years building large-scale backend systems and APIs; TypeScript experience; Kubernetes/auto-scaling; AI-first tooling; SQL/NoSQL databases; AWS; strong communication.
TypeScript, Go, Python, Java, Kubernetes, Docker, AWS, Datadog, React
1mo
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Solutions Engineer
United States
RemoteFull Time
5+ YOE5+ years in technical consulting or client-facing engineering; BS/MS in CS/engineering; frontend exp (Angular/TypeScript/React); REST APIs, Git, CI/CD; strong comms.
Python, Java, C#, Angular, TypeScript, React, REST APIs, Git, CI/CD, Azure, AWS, GCP, Docker, Kubernetes, NLP, RAG, Prompt engineering, Microsoft environments
3w
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Senior Product Engineer - Guardians
North America
RemoteFull Time
5+ YOE5+ years software experience across backend and frontend; BS in CS/Engineering; English proficiency; GMT-6 to GMT-3 timezone; remote-ready.
Java, TypeScript, PostgreSQL, Redis, Kafka, AWS, Spring Boot, React, Next.js, React Native, Docker, CI/CD
2w
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Senior Oracle PL/SQL Developer (Remote)
United States
$125k-$145k/yr RemoteFull Time
7+ YOE7+ years Oracle SQL/PL/SQL in production; strong performance tuning; CI/CD tooling; containerization; Java Spring Boot and modern front-end experience; DoD/customer knowledge a plus.
Oracle, PL/SQL, SQL, Liquibase, Flyway, Jenkins, GitLab CI, GitHub Actions, Docker, Kubernetes, AWS RDS, OCI, utPLSQL, Java Spring Boot, Angular, TypeScript, React, Vue
3w
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US E-Consulting Services - Cyber Operate - Forward Deployed Engineer Manager - 340083
United States
$131k-$241k/yr RemoteFull Time
8+ YOEBachelor’s degree in Computer Science, Engineering, IT, or related field; 8-12+ years full stack experience; strong JavaScript/TypeScript, Node.js, Python/Java; cloud platforms; GenAI capabilities; leadership experience.
AWS, Azure, GCP, Docker, CI/CD, Git, Azure DevOps, Kubernetes, PostgreSQL, MySQL, MongoDB, Redis, Node.js, Python, Java, React, Angular, Next.js
2w
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Test Engineer Intern
Pittsburgh, Pennsylvania, United States
$26-$29/hr OnsiteInternship
Pursuing an accredited engineering or computer science degree; US citizenship; internship; interest in software testing and QA.
Test automation, Playwright, Pytest, Selenium, Test Complete, Cucumber, Apache JMeter, Java, JavaScript/TypeScript, Python, HTML, CSS, Ansible, Spring Boot, React/Redux, Gradle, NodeJS, RHOSP/AWS/Azure, VSCode, IntelliJ, Tomcat, Excel, PowerPoint, Word
2mo
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Senior Software Engineer
Mechanicsburg or Yorktown
RemoteFull Time
7+ YOEDOD Secret clearance required; Security+ certification; Bachelor’s degree with 7+ years’ experience; experience with microservices, containers, CI/CD, and Agile/SAFe.
Java, Spring Boot, Linux, JavaScript, TypeScript, Vue.js, React, HTML, CSS, Axios, Maven, JUnit, Docker, Docker Compose, REST, SOAP, CI/CD, Jira, Azure DevOps, GitLab, SAFe, Agile, API Design and Management, Microservices, Cloud (AWS), Testing (unit, integration, functional, E2E, 508)
1mo
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Full Stack Engineer
United States
$100k-$120k/yr RemoteFull Time
Design, build, and maintain scalable full-stack apps; mentor engineers; leverage AI tools; implement REST APIs.
Java, JavaScript, React, OpenAPI/Swagger, MySQL, PostgreSQL, GitLab CI, Jenkins, JUnit, Mockito, Kafka, Redis, Grafana, Splunk, Logz.io
2mo
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Staff Software Engineer (Secret) {S}
King of Prussia, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor's in CS or related field; 5+ years Java/C#/Python; 1+ year JS/Typescript; in-office 3+ days/week; Secret clearance; experience with Java frameworks and cloud/native architectures.
Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, AWS, Azure, Kubernetes, React, Angular, Git, GitLab, Jira, Confluence
2mo
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Evergreen: Software Engineer III - (Expert)
United States
$120k-$132k/yr RemoteFull Time
5+ YOEBachelor’s degree and 5+ years engineering experience; progressive tech experience; full-stack capability; remote work.
Java, JavaScript, Spring, React, SQL, REST APIs, AWS
4d
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Sr Software Engineer, Applications
United States
$119k-$186k/yr RemoteFull Time
5+ YOE5+ years software engineering; experience with large-scale cloud-native systems; CI/CD, testing, and platform reliability; strong collaboration and ownership.
Ruby, Rails, JavaScript, React, Java, Python, PostgreSQL, Redis, Kafka, RabbitMQ, Sidekiq, AWS, EC2, RDS, Docker, Terraform, Kubernetes, Datadog, Airbrake
2mo
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Lead Product Engineer
United States
$152k-$203k/yr RemoteFull Time
9+ YOELead Product Engineer with 9+ years of experience; strong Java/Spring Boot, cloud, authentication, and frontend skills; collaborative in Agile environments; remote-ready (US).
Java, Spring Boot, Git, Jira, Confluence, CircleCI, Gradle, Micronaut, OpenAPI, Vue, React, AWS, GCP, Kubernetes, Docker, PostgreSQL, OAuth2, OIDC, CAS, Auth0
2w
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CareMetx - Senior Software Engineer II
United States
RemoteFull Time
8+ YOEBachelor’s in CS/Software Eng or related; 8–12 years software eng; 2+ years in senior role; pharma/healthcare tech exp preferred; backend/frontend, AI/ML tools, cloud, CI/CD.
Python, Java, C#, Node.js, React, TypeScript, Angular, REST, GraphQL, microservices, AI/ML, LLM, OpenAI, Azure OpenAI, Anthropic, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Pulumi, GitHub Actions, Azure DevOps, Jenkins, SQL, NoSQL
1mo
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Test & Reliability Engineer | Software Testing
Pittsburgh, Pennsylvania, United States
OnsiteFull Time
3+ YOEBachelor’s degree in CS/Engineering, 3+ years software testing/automation, Python/Java, Selenium/JUnit, travel up to 25%
Selenium, pytest, JUnit, Python, Java, GitHub Actions, Jenkins, Docker, React, Electron, PyInstaller
1w
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Lead Software Engineer - Healthcare Data & Audience Applications
United States
$200k-$215k/yr RemoteFull Time
8+ YOE8–10 years in software engineering; data-intensive/distributed systems; healthcare domain experience; strong system design; hands-on leadership in regulated environments.
Python, Java, Ruby, React, Kafka, Spark, Flink, AWS, GCP, Azure, Docker, Kubernetes, CI/CD, Observability
HiringCafe market data
Java React Developer Jobs market signals in Pennsylvania, United States
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
310+
Hiring companies
170+
Fresh sample
43% new in 30d
Salary visibility
72% show pay
Companies appearing in this market
GitHubDeloitteGeneral Dynamics Mission SystemsParsonsAttentiveCascades TechnologiesConstant ContactJust Appraised
Work location mix in visible results
Remote: 50Onsite: 6Hybrid: 2
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