157 backend software engineer jobs at 96 companies in Lake Zurich, IL
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Lead Backend Software Engineer
Chicago, Illinois, United States
$185k-$215k/yr RemoteFull Time
7+ YOE7+ years backend experience with strong Python skills, hands-on technical leadership, experience with FastAPI, relational data modeling, PostgreSQL/ORMs, AWS services, CI/CD, and mentoring engineers.
Python, FastAPI, PostgreSQL, SQLAlchemy, Alembic, Flyway, AWS, ECS, Lambda, RDS, S3, IAM, Docker, Git, GitHub Actions, AWS CodePipeline, Claude Code, Cursor, Terraform, Terragrunt, Datadog, Sentry, LangGraph, Claude Code SDK, Amazon Bedrock
2w
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Senior Backend Software Engineer
Chicago or San Francisco
OnsiteFull Time
3+ YOERequires 3–6+ years of software engineering experience, TypeScript, Node.js, REST API design, external-system integration, AI-driven systems experience, strong communication, and Chicago location with 20–30% travel.
TypeScript, Node.js, REST API
3w
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Senior Backend Software Engineer - Cloud (55446)
Vernon Hills, Illinois, United States
$108k-$126k/yr HybridFull Time
8+ YOE8+ years professional software development experience with C#/.NET, backend systems, APIs, integrations, relational and NoSQL databases, cloud-native solutions and production support.
C#, .NET, PostgreSQL, RavenDB, SQL Server, Microsoft Azure, Azure Functions, App Services, Azure SQL, Storage, Key Vault, Service Bus
1mo
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Sr. Backend Software Engineer (NodeJS)
United States or Minneapolis or Philadelphia or New Hartford or Austin or Champaign or Chicago
$140k-$160k/yr RemoteFull Time
8+ YOEExpertise in Node.js/Typescript and PostgreSQL, 8+ years backend experience with distributed systems, GraphQL, TypeORM, Nest.js; familiarity with Kubernetes, message brokers, AWS, Terraform.
Typescript, NodeJS, Ruby, Rails, PostgreSQL, GraphQL, TypeORM, Nest.js, RabbitMQ, RMQ, React, AWS, Terraform, Helm, Kubernetes, EKS, Microsoft Teams
1mo
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Senior Backend Software Engineer (USA Remote)
Chicago, Illinois, United States
$112k-$187k/yr RemoteFull Time
5+ YOE5+ years backend development experience; strong Java preferred; experience with AWS Lambda, API Gateway, DynamoDB; serverless and microservices knowledge; Git and CI/CD experience; strong problem-solving skills.
AWS Lambda, API Gateway, DynamoDB, Java, Python, Node.js, Git, GitHub Actions
1w
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Senior Backend Engineer, Experimentation
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$163k-$264k/yr RemoteFull Time
6+ YOERequires 6+ years of software engineering experience, backend production systems expertise, Go or comparable language skills, distributed systems and data-intensive product experience, cloud operations, and observability practices.
Go, Python, Rust, C++, ClickHouse, Postgres, Snowflake, Redshift, BigQuery, Databricks
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Senior Backend Engineer
Chicago, Illinois, United States
$110k-$140k/yr OnsiteFull Time
5+ YOE5+ years backend engineering experience; strong Go and Python skills; JavaScript/TypeScript desirable; experience with microservices on AWS or GCP, Docker/Kubernetes, Git, CI/CD, streaming platforms (Kafka/Kinesis/MQTT), and SQL/NoSQL databases; BS/MS preferred.
Go, Python, JavaScript/TypeScript, AWS, GCP, Docker, Kubernetes, Git, CI/CD, Kafka, Kinesis, MQTT, SQL, NoSQL
5d
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Senior Backend Engineer
Chicago or Milwaukee or Atlanta or Jacksonville
$123k-$209k/yr HybridFull Time
5+ YOE5+ years of software engineering experience preferred, with Java, Spring Boot, Micronaut, RESTful APIs, microservices, PostgreSQL, Redis, AWS, Kubernetes, and Docker experience.
Java, JavaScript, TypeScript, RESTful APIs, Spring Boot, Micronaut, PostgreSQL, Redis, AWS, Kubernetes, Docker, Jenkins, Git, Jira, Confluence, Temporal, ActiveMQ, ReactJS
1mo
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Lead Software Engineer, Back End
Chicago, Illinois, United States
$179k-$205k/yr OnsiteFull Time
4+ YOEBachelor's degree, 4+ years software engineering experience, 1+ year cloud experience, proficiency in Java/Python/SQL/Node/Go/Scala, experience with Docker/Kubernetes and AWS, strong communication and critical thinking.
Java, Python, SQL, Node, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud
3mo
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Backend / Frontend Developer Intern
Chicago, Illinois, United States
OnsiteInternship
0+ YOEInternship seeking motivated, detail-oriented students skilled in frontend or backend development.
JavaScript, TypeScript, React, REST APIs, AWS, PostgreSQL, MongoDB, Elasticsearch, Java, Spring Boot, JUnit, AWS
1w
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Senior Backend Engineer, Safety
United States or San Francisco or Los Angeles or New York City or Chicago
$191k-$267k/yr RemoteFull Time
5+ YOERequires 5–8 years of software development experience, proficiency in Go, Python, Rust, or Ruby, API design experience, cross-functional collaboration, and a bachelor's degree in computer science or equivalent experience.
Go, Python, Rust, Ruby, GraphQL, REST, HTTP, Thrift, gRPC
1mo
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Senior Software Engineer, Backend FinPlatform
New York City or San Francisco or Salt Lake City or Los Angeles or Seattle or Austin or Washington or Philadelphia or San Diego or Chicago or Atlanta or Australia or Canada or South America
$146k-$215k/yr RemoteFull Time
6+ YOE6+ years software engineering experience, 4+ years with Java, experience with backend systems, APIs, data pipelines, AWS, and distributed teams.
Java, Spring, Gradle, JUnit, JVM, AWS, EKS, Aurora RDS, Elasticache, DynamoDB, GitHub Actions, git, DataDog, Snowflake, CDK, Terraform
2w
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Software Engineer (Cloud & Backend)
Dublin or London or Singapore or Hyderabad or New York City or Chicago or Fort Worth or Switzerland or South Africa or Slovenia or United Arab Emirates
HybridFull Time
5+ YOE5+ years in software engineering; 3+ years in AWS cloud engineering, Python backend development, and CI/CD pipeline management. Experience with databases, AWS architecture, Lambda, and API Gateway required.
Python, Django, Flask, FastAPI, PostgreSQL, MySQL, MongoDB, Amazon Web Services (AWS), AWS Lambda, Amazon API Gateway, Amazon S3, Amazon RDS, Amazon DocumentDB, Amazon DynamoDB, Amazon SQS, Amazon SNS, Amazon EC2, Terraform, GitLab, CI/CD
2w
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Lead Back End Engineer
Chicago, Illinois, United States
$165k-$180k/yr HybridFull Time
10+ YOE10+ years of software engineering experience; strong Go or equivalent-language experience; hardware, firmware, Linux, LLM, mentoring, architecture, testing, and technical communication skills.
Go, Linux, AWS, LLMs
1mo
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Senior Backend Engineer - Java
United States or Tampa or Boston or Atlanta or New York City or Columbus or Chicago or Philadelphia or Raleigh or Charlotte or Minneapolis or Dallas or Washington D.C. or Austin or Miami or Newark
$152k-$194k/yr RemoteFull Time
8+ YOE8+ years experience with Java/Spring Boot, JPA/Hibernate, relational databases; experience designing event-driven microservices, strong testing practices, AI-assisted development familiarity, BA/BS or equivalent.
Java 17, Java 21, Spring Boot 3.x, JPA/Hibernate 6, Postgres, Kafka, DynamoDB, Redis, OpenSearch, AWS, Docker, Kubernetes, Datadog, ArgoCD, TeamCity, Claude Code, Cursor, Codex, Model Context Protocol (MCP), GitHub, SonarQube
20h
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Software Engineer: Backend
United States or Chicago
$105k-$130k/yr HybridFull Time
3+ YOERequires 3–5 years of backend, platform, or systems engineering experience; Java or Kotlin; Spring Boot; production REST APIs; relational database queries and migrations; and distributed-service troubleshooting.
Java, Kotlin, Spring Boot, REST APIs, JUnit, PostgreSQL, Neo4j, Redis, RabbitMQ, Datadog, GitLab Ultimate, SonarQube, Wiz, Cursor, GitHub Copilot, Codex, Claude Code, Go, Confluence
3mo
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Senior Software Engineer, Backend Services
Chicago, Illinois, United States
$150k-$170k/yr HybridAll Commitments Available
5+ YOESenior Python engineer with 5-7 years in large-scale systems, building SaaS/PaaS, and data management experience.
Python, FastAPI, Flask, PostgreSQL, SQL, REST, AWS, Docker, PySpark, Kafka, OpenSearch, Elasticsearch, Lustre, GPFS, VAST, Parquet, S3, Security: OAuth2, SAML, OpenID Connect
1mo
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Senior Backend Engineer, Platform, Consumer Apps - Klover
Chicago or Redwood City
HybridFull Time
5+ YOE5+ years building backend services; experience with Rust or Go, SQL, microservices, gRPC/protobuf or GraphQL, message queues (Kafka/RabbitMQ), cloud (AWS/GCP/Azure); familiarity with payments, security and compliance.
Rust, Go, gRPC, protobuf, GraphQL, SQL, Kafka, RabbitMQ, AWS, GCP, Azure
4w
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Sr. Backend Engineer – Java/Spring Boot | Onshore
Texas or Chicago or New York City
$40k-$140k/yr OnsiteFull Time, Contract
7+ YOE7+ years backend development experience with Java and Spring Boot, event-driven systems using Kafka, PostgreSQL, cloud (AWS/GCP/Azure) experience, CI/CD and containerization, strong testing and debugging skills.
Java, Spring Boot, Apache Kafka, PostgreSQL, Redis, AWS, GCP, Azure
2mo
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Staff Back End Engineer, Trading
Chicago or New York City or Los Angeles or San Francisco or Culver City or Dallas
$200k-$285k/yr RemoteFull Time
8+ YOE8+ years software engineering experience, 2+ years building low-latency trading systems, BA/BS preferred, proficient with Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes, strong leadership and communication.
Java, Spring Boot, Microservices, AWS, Postgres, Kubernetes
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