PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
2mo
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Senior Backend Engineer
Pittsburgh, Pennsylvania, United States
$25-$60/hr RemoteContract
4+ YOESenior backend engineer with 4+ years' experience in Java (Spring/WebFlux) and Python; PostgreSQL; Databricks; AWS/Azure; CI/CD; REST APIs; strong problem solving and communication.
Java, Spring Boot, REST, Python, Databricks, PostgreSQL, SQL, Angular, Azure, AWS, Kubernetes, Redis, Apigee, CI/CD, DevOps, Databricks notebooks, K6
4d
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Backend Engineer
California or Colorado or Georgia or Idaho or Illinois or Kansas or Massachusetts or Maryland or Michigan or Minnesota or New Jersey or New York or Ohio or Oregon or Pennsylvania or Rhode Island or Texas or Washington
$180k-$220k/yr RemoteFull Time
5+ YOE5+ years in data/software engineering, experience with large-scale data processing, advanced SQL, Python/OOP, cloud platforms, and infrastructure-as-code (Terraform).
Apache Spark, Databricks, Flink, Beam, Python, SQL, AWS, Azure, Google Cloud, Terraform
2w
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Senior Backend Software Engineer
Arkansas or California or Colorado or District of Columbia or Florida or Illinois or Massachusetts or Maryland or Maine or Michigan or New Jersey or Ohio or Pennsylvania or South Carolina or Texas or Utah or Virginia or Washington
$165k-$195k/yr RemoteFull Time
5+ YOE5+ years backend development experience with Python and FastAPI, strong backend architecture, relational modeling, AWS services, Docker, CI/CD, and cross-team communication.
Python, FastAPI, PostgreSQL, SQLAlchemy, Alembic, Flyway, AWS, ECS, Lambda, RDS, S3, IAM, Docker, Git, CI/CD, GitHub Actions, AWS CodePipeline, Claude Code, Cursor, Terraform, Terragrunt, Datadog, Sentry, LangGraph, Claude Code SDK, Amazon Bedrock
1w
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Backend Software Developer
Wayne, Pennsylvania, United States
HybridFull Time
Experience building backend services and APIs using Ruby/Rails, Python or NodeJS; familiarity with databases, integrations (SFTP/FTP, OAuth2, OIDC), security (TLS, SSH), Linux/Docker, testing and API tools.
Ruby, Ruby on Rails, Python, NodeJS, SFTP, FTP, OAuth2, OIDC, TLS, SSH, Postgresql, Mysql, MariaDB, rSpec, Postman, Linux, Docker, ReactJS, NewRelic, AWS, CI/CD
1w
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Backend Software Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
Proficiency in Go, Python, Bash, and SQL; Linux and GCP experience; CI/CD and build tooling familiarity; experience in healthcare/regulated environments and building web services with OpenAPI.
Go, Python, Bash, SQL, JavaScript, Linux, GCP, Kubernetes, GKE, Cloud Firestore, Cloud Storage, BigQuery, GitHub Actions, Please, Bazel, Buck, Pants, OpenAPI, Windows, RDBMS
3w
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Backend Software Engineers - King of Prussia, PA
King of Prussia, Pennsylvania, United States
$75k-$150k/yr OnsiteFull Time
2+ YOEU.S. citizen with valid passport and active Secret clearance; Bachelor's in STEM; 2+ years experience; familiarity with Rust/C/Java, Docker, gRPC, SDLC; exposure to containerization and Agile.
Rust, C, Java, Docker, gRPC, Kubernetes, Helm, Gitlab CI/CD, Python, Selenium, Cypress, Playwright
6d
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Senior Python Engineer, Integration
Philadelphia or New York City or Austin or Sofia or Europe
RemoteContract
5+ YOE5+ years Python development with API and system integrations, experience with observability and scalable backend architecture, willingness to join on-call rotations.
Python, Django, Datadog, CloudWatch, Grafana
1mo
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Vice President, Full-Stack Engineer
Pittsburgh, Pennsylvania, United States
$83k-$178k/yr OnsiteFull Time
5+ YOE5-9 years backend software engineering; proficient in Java, Python, or Node.js; strong DB knowledge; BS in CS/Engineering or related field.
Java, Python, Node.js, SQL, NoSQL, Database Management
3mo
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Senior Software Engineer, Backend
Philadelphia, Pennsylvania, United States
$160k-$210k/yr OnsiteFull Time
5+ YOE5+ years web apps; 2+ years leading teams; PostgreSQL; AWS; Docker/Kubernetes; Python/Django or Rails; strong communication.
JavaScript, Python, Django, Flask, React, React Native, Redux, Kubernetes, AWS, Docker, Celery, Redis, Datadog, CloudWatch
2mo
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Software Engineer Principal - Ansible/Python
Pittsburgh, Pennsylvania, United States
OnsiteFull Time
5+ YOEExperience with Ansible, Python, backend development, distributed systems, and disaster recovery; strong automation and mentoring skills.
Ansible, Python, Celery, SQLAlchemy, SQLModel, FastAPI
2w
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Senior Software Engineer, ERP Platforms (Integration & Reporting)
Alabama or Arizona or Colorado or Connecticut or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Kentucky or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Montana or Nebraska or Nevada or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Pennsylvania or Rhode Island or South Carolina or Tennessee or Texas or Utah or Vermont or Virginia or Wisconsin
$110k-$130k/yr RemoteFull Time
5+ YOE5+ years backend or data engineering experience, built financial reporting and ETL pipelines, strong API design, PHP/Python/SQL experience, and experience with data warehouses.
administer, Snowflake, BigQuery, Redshift, PHP, Python, SQL, JIRA
2mo
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Staff Software Engineer
Draper or Toronto or Pittsburgh or Cork
$153k-$294k/yr OnsiteFull Time
Proofpoint: Provides cybersecurity solutions for email, cloud, and data protection.
8+ YOE8+ years building production backend or full-stack systems; strong Python, Postgres, API integration with OAuth; experience with distributed/asynchronous systems; leadership in technical execution.
Python, PostgreSQL, SQL, AWS, Docker, React, TypeScript
1mo
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Software Engineer L3
United States or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or District of Columbia or Washington or California or Connecticut or Pennsylvania or San Francisco
$139k-$204k/yr RemoteFull Time
4+ YOE4+ years building and operating resilient backend services; production experience with Go/Java/Python, Terraform, AWS and Microsoft Azure; strong distributed systems and observability skills.
Go, Java, Python, AWS, EC2, S3, Aurora, DynamoDB, Microsoft Azure, Microsoft Azure Virtual Machines, Microsoft Blob Storage, Microsoft Azure SQL, Microsoft Cosmos DB, Terraform, Kafka, Docker, Kubernetes, OpenTelemetry, Claude Code, MTA
1w
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Senior Software Engineer (Full Stack)
Pittsburgh or Boston or Montreal or Toronto or United States
HybridFull Time
Experienced full-stack developer with C#/.NET backend, React frontend, SQL Server, Python familiarity, modern architecture, CI/CD familiarity, debugging skills, and Agile experience.
React, .NET, Python, SQL Server, C#, SQL
2w
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Software Engineer II - AI Solutions
King of Prussia, Pennsylvania, United States
OnsiteFull Time
3+ YOEBachelor's in CS or related, 3+ years AI/ML or backend experience, proficiency in Python/Java/JavaScript/Typescript, ML frameworks, cloud platforms, healthcare standards, and CI/CD/DevOps.
Python, Java, JavaScript, Typescript, Pytorch, Tensorflow, Langchain, Keras, HL7, FHIR, DICOM, HIPAA, GDPR, SQL, NoSQL, AWS, Azure, Google Cloud, Oracle Cloud, Palantir, Databricks, Graphana, Datadog, Langfuse, Docker, Kubernetes, Large Language Models, CI/CD, DevOps
3w
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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
1mo
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Principal Product Manager - Builder Experiences
Arlington or Pittsburgh
OnsiteFull Time
5+ YOE5+ years B2B SaaS or platform PM experience; fluency in backend systems; expert SQL, familiarity with Python and GitLab/GitHub; strong communication, judgment, and information architecture skills; Bachelor's degree.
SQL, Python, GitLab, GitHub
1mo
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Senior Full Stack Software Engineer
Pittsburgh, Pennsylvania, United States
$120k-$140k/yr HybridFull Time
5+ YOEBachelor's degree, 5+ years software development experience (medical device or regulated industries preferred). Strong Python, React, REST API, backend data processing, cloud and cybersecurity experience. Experience mentoring engineers.
Galen Data, Nidra Sync API, Nidra Sync, Nidra Virtual, Nidra Care, React, JavaScript, TypeScript, Flutter, Dart, Python, RESTful APIs
1mo
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AI Data Engineer
Princeton or Arizona or California or Colorado or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Minnesota or North Carolina or New Jersey or New York or Pennsylvania or Tennessee or Texas or Utah or Virginia or United States or United Kingdom or North America or Asia or Australia or Europe
HybridFull Time, Contract
3+ YOE3+ years in data engineering, software engineering, or full stack development; strong Java or Python skills; experience building data pipelines/backend services; exposure to AI/ML; experience with AWS, Azure, or GCP.
Java, Python, AWS, Azure, GCP, React, Node.js, Spark, Databricks, APIs, CI/CD
2mo
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Sr. Software Engineer
Wayne or Naperville
$120k-$135k/yr HybridFull Time
5+ YOE5–7 years backend engineering or intelligent systems with production impact; strong Python, CI/CD, and system design; experience with ML model APIs and cloud inference; familiarity with vector databases and retrieval systems.
Python, CI/CD, AWS Bedrock, Azure OpenAI, Google Vertex AI, PyTorch, Hugging Face Transformers, vLLM, FAISS, Pinecone, OpenSearch/KNN, LangChain, LlamaIndex, MLflow, Weights & Biases, Prometheus
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