899 backend engineer jobs at 473 companies in Cresskill, NJ

1mo
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Backend Engineer
Ramat Gan or Tel Aviv-Yafo or New York City or London or Lisbon
HybridFull Time
Shield
Shield: Compliance platform for monitoring employee digital communications in finance.
3+ YOE3+ years backend experience, 1+ year Java, experience with multiple backend languages, two or more data stores, event-driven architecture and message brokers, cloud (AWS/GCP/Azure) experience, and frequent use of AI tools.
Java, Go, Python, C#, TypeScript, MySQL, PostgreSQL, MongoDB, Elasticsearch, Redis, Kafka, RabbitMQ, AWS, GCP, Azure
2mo
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Backend Engineer
New York, New York, United States
$110k-$140k/yr HybridFull Time
Bayview Asset Management
Bayview Asset Management: Investment management firm specializing in credit and mortgage assets.
Bachelor's degree in Computer Science or equivalent experience; strong backend development skills in .NET and Python; experience with databases and CI/CD.
NET (C#, EF Core, ASP.NET Core), Python (FastAPI, Pydantic, SQLAlchemy), SQL Server, Snowflake, Redis, Bitbucket, Jenkins, Docker, Kubernetes, VS Code
2w
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Sr Backend Engineer
San Francisco or New York
$167k-$219k/yr HybridFull Time
Quizlet
Quizlet: Digital learning platform providing study tools and flashcards.
4+ YOE4+ years backend or data engineering experience; strong SQL and data warehouse experience; proficiency in Python/Java/Scala; Elasticsearch/OpenSearch experience; experience building production data pipelines and backend services.
Elasticsearch, OpenSearch, SQL, Snowflake, BigQuery, Redshift, Python, Java, Scala, Airflow, Dagster, Prefect, dbt, REST, gRPC, Datadog, Prometheus, Grafana, Docker, Kubernetes, AWS, GCP, Azure, Spark, Kafka, Flink, FAISS, ScaNN, pgvector, LightGBM, XGBoost, BM25, HNSW, kNN
1mo
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Backend Engineer
Giv'atayim or Tel Aviv or New York City or London or Singapore or São Paulo
HybridFull Time
Personetics
Personetics: AI-powered personalized banking and financial guidance platform.
5+ YOE5+ years backend/platform engineering experience, 5+ years with Java, Kubernetes experience, SQL and relational DB knowledge, Python familiarity, leadership and platform design experience, practical experience with AI dev tools (e.g., Cursor).
Java, Python, Kubernetes, SQL, Cursor, CI/CD, Azure, AWS
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Backend/Infra Engineer
New York, New York, United States
OnsiteFull Time
Ostium
Ostium: Enables on-chain trading of stocks, commodities, and crypto assets.
3+ YOEMid-level infra/backend engineer with Kubernetes, Terraform, ArgoCD, GitHub Actions, Docker, Dagster, Prometheus, Grafana, Golang, Postgres, Clickhouse; strong IaC, security, networking, and migration experience.
Kubernetes, Terraform, ArgoCD, GitHub Actions, Docker, Dagster, Prometheus, Grafana, Golang, Postgres, Clickhouse
3w
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TypeScript Backend Engineer
Tokyo or New York City or Singapore
RemoteFull Time
Startale
Startale: Builds blockchain infrastructure and applications for mass adoption.
Senior backend engineer with extensive production experience building scalable TypeScript backend systems, PostgreSQL expertise, Web3 integrations, and operating high-traffic distributed services.
TypeScript, NestJS, Fastify, Express, PostgreSQL, Go, Kafka, NATS, RabbitMQ, The Graph, Subsquid, Docker
2mo
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Staff Backend Engineer
New York City, New York, United States
$210k-$280k/yr HybridFull Time
TriEdge Investments
TriEdge Investments: Private investment firm developing AI-driven technology for healthcare companies.
Design and build scalable backend systems; collaborate with clinical/technical teams; maintain high engineering standards and observable, maintainable code; work with EHRs and data pipelines.
Backend frameworks, APIs, Data processing, Databases
1mo
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Sr. Backend Engineer
Jersey City or New Jersey or New York
$160k-$190k/yr HybridFull Time
Sunbit
Sunbit: Financial technology platform for point-of-sale consumer financing.
5+ YOE5+ years software engineering; Bachelor’s in CS or related; hands-on Kotlin, Java, or Scala; Spring Framework; relational and non-relational DBs (MySQL, MongoDB); microservices and message queues (Kafka, SQS, RabbitMQ); strong testing and observability.
Kotlin, Java, Scala, Spring Framework, MySQL, MongoDB, Kafka, SQS, RabbitMQ
2w
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Backend Engineer
New York, New York, United States
HybridFull Time
Chariot
Chariot: Payment infrastructure for charitable giving and Donor Advised Funds.
4+ YOE4+ years software development experience, 2+ years backend development, proficiency with Go, Node, Docker, Terraform, Kubernetes, Postgres, REST and gRPC; bachelor’s in a technical field preferred.
Go, Node, Docker, Terraform, Kubernetes, Postgres, REST APIs, gRPC, AWS
3d
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Senior Backend Engineer (ML)
New York City, New York, United States
$200k-$230k/yr HybridFull Time
Tennr
Tennr: Automates healthcare referral workflows and patient intake with AI.
4+ YOE4+ years building production distributed systems or data infrastructure; strong backend fundamentals; proficiency in Python and TypeScript; hands-on AWS and PostgreSQL experience; observability and incident response skills.
Python, TypeScript, AWS, PostgreSQL, vLLM, SGLang, TensorRT, k8s
1w
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Senior Backend Engineer, Trust & Safety
New York City, New York, United States
OnsiteFull Time
Polymarket
Polymarket: A decentralized platform for trading on real-world event outcomes.
Backend engineer experienced building detection, monitoring, and case-management systems for AML/KYC/sanctions; integrating surveillance platforms; modeling and reconciling financial data; partnering with Compliance and Risk.
Eventus, Palantir, S3
1mo
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Backend Engineer
New York, New York, United States
RemoteFull Time
Themis
Themis: Provides a compliance collaboration platform for financial institutions.
Experience building production applications with Ruby on Rails, PostgreSQL, and Redis; background job and API design experience; strong testing, security, reliability, and communication skills; ability to own backend systems end-to-end.
Ruby on Rails, PostgreSQL, Redis, AWS, GCP, Azure
1mo
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Senior Backend Engineer
New York or United States
RemoteFull Time
Astra
Astra: Develops APIs for automated and real-time bank transfers.
5+ YOE5+ years building production backend systems, strong systems engineering, Python experience, distributed systems and microservices, Google Cloud Platform familiarity, BS in CS/Engineering required, MS preferred.
Python, Google Cloud Platform, SQL, NoSQL
1mo
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Founding Backend Engineer
New York City, New York, United States
OnsiteFull Time
Hera
Hera: Medicare-covered platform providing dedicated senior care coordination.
Experienced backend engineer with strong systems design, cloud and database experience, API and SDK development, security/compliance awareness, and ownership in early-stage environments.
AWS, SQL, APIs, SDKs
1w
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Staff Backend Engineer
New York City or San Francisco
$250k-$300k/yr OnsiteFull Time
Town
Town: AI-powered productivity assistant that automates workplace workflows.
Experienced backend engineer with production experience scaling distributed systems, LLM/agent infrastructure, workflow orchestration, and defining technical direction in fast-moving startups.
1mo
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Backend Engineer - New York, NY
New York, New York, United States
$145k-$183k/yr OnsiteFull Time
Atoms
Atoms: Building robotics and software to automate physical world industries.
2+ YOE2+ years software engineering experience; strong backend system design, APIs, data stores, and distributed systems; experience leading cross-team initiatives; hands-on coding in Java and Go; collaboration and mentoring skills.
Java, Go
1mo
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Sr. Backend Engineer, Infrastructure team
New York, New York, United States
$150k-$200k/yr OnsiteFull Time
Pinwheel
Pinwheel: API for payroll connectivity and income data verification.
3+ YOE3+ years backend engineering and 2+ years platform/infrastructure experience; strong Python and/or Go; Kubernetes, cloud (AWS/Azure/GCP), Terraform, Helm, GitOps, CI/CD, and observability experience; security and PKI familiarity.
Go, Python, Kubernetes, Terraform, Helm, Flux, ArgoCD, CircleCI, GitHub Actions, Datadog, Prometheus, Grafana, AWS, Azure, GCP, Public Key Infrastructure (PKI), mTLS, MCP servers, GitOps
1mo
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Backend Engineer - Applied AI
New York City, New York, United States
$175k-$240k/yr OnsiteFull Time
FLORA
FLORA: AI-powered infinite canvas for professional creative workflows.
3+ YOE3+ years backend infrastructure or distributed systems experience; building execution layers/state machines; diagnosing and fixing database bottlenecks (caching, query tuning, schema); managing multi-modal state/streaming for text, image, and video; TypeScript and serverless/edge familiarity.
TypeScript, Convex, Liveblocks, Vercel Workflow, CRDT
2mo
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Senior Backend Engineer
New York, New York, United States
$168k-$189k/yr HybridFull Time
Gen Digital
Gen Digital: Provides cybersecurity, identity protection, and online privacy software solutions.
4+ YOESenior backend engineer with 4+ years of experience, strong Python/Django or similar OOP experience, relational and non-relational databases, RESTful APIs, and containerization (Docker/Kubernetes).
Python, Django, C#, NET, PHP, MySQL, PostgreSQL, MSSQL, MongoDB, CosmosDB, REST, Docker, Kubernetes
1mo
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Senior Backend Engineer
San Francisco or New York City
HybridFull Time
Beast Industries
Beast Industries: Produces digital media and consumer goods for MrBeast brands.
7+ YOE7+ years software engineering with heavy backend/distributed-systems responsibility; experience owning reliability, incident response, APIs, databases, cloud-native architectures, and using AI coding agents.