241 senior software engineer platform jobs at 120 companies in Downers Grove, IL

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Senior Platform Engineer
Atlanta or Boston or Chicago or Dallas or New York
HybridFull Time
Bain & Company
Bain & Company: Global management consulting firm providing strategy and operations advice.
6+ YOE6+ years backend platform engineering; Kubernetes, Python, Postgres, Kafka, Redis; security and AI tooling.
Python, FastAPI, Pydantic, SQLAlchemy, Alembic, PostgreSQL, Redis, Kafka, Docker, Kubernetes, OpenTelemetry, Prometheus, Helm, Vault, Azure Key Vault, Azure Monitor
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Lead Platform Software Engineer
Oak Brook or Alabama or Arizona or Florida or Georgia or Iowa or Illinois or Indiana or Michigan or Minnesota or Missouri or North Carolina or Nebraska or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or West Virginia
$165k-$184k/yr RemoteFull Time
Inspira Financial
Inspira Financial: Privately owned financial-services administrator serving employers, institutions, advisors, and individuals with health, wealth, retirement, and benefits solutions.
7+ YOE7+ years in software/solution architecture, cloud platform experience, strong architecture and delivery pattern knowledge, analytical skills, and bachelor's degree or equivalent experience.
js, React, TypeScript, Apollo GraphQL, Git Version Control System, PostgreSQL, Google Cloud, Jest, Docker Container, CI/CD Pipelines, GitHub, SecDevOps, Containers, Serverless
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Senior Software Engineer - Customer Platform
Chicago or San Francisco
OnsiteFull Time
FleetWorks
FleetWorks: Automating the 1B+ phone calls the freight industry makes every year
3+ YOE5+ years software engineering; TypeScript/Node.js; REST API design; AI-driven systems; strong communication; willing to travel 20-30%; based in Chicago.
TypeScript, Node.js, REST API
1mo
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Staff Platform Software Engineer
Chicago, Illinois, United States
$140k-$233k/yr HybridFull Time
Zoro
Zoro: Private B2B e-commerce distributor supplying businesses with tools, parts, equipment, and industrial supplies.
10+ YOEBachelor's or equivalent experience,10+ years software development experience in backend/platform,expertise in Python/Java/TypeScript,Terraform,CI/CD,observability,and cloud-native systems; strong communication and incident leadership.
Python, Java, TypeScript, Terraform, CI/CD, Datadog, Prometheus, Kubernetes, Cloud Run
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Lead Software Engineer - Platform Services
San Francisco or Palo Alto or Chicago or New York or Seattle or Indianapolis
$173k-$260k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
8+ YOESenior software engineer with 8+ years of experience in distributed systems, cloud platforms, and microservices; strong architecture and leadership skills.
AWS, Node.js, TypeScript, GraphQL, REST, Terraform, DynamoDB, Neo4j, Kafka, Kinesis, JWT, OAuth 2.0, OpenID Connect, Jest, Playwright, AI coding assistants, CI/CD, Cloud-native, Git
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Senior Software Engineer - Platform (Hybrid)
Chicago, Illinois, United States
$98k-$140k/yr HybridFull Time
Enova International
Enova InternationalNYSE: ENVA: Public fintech lender providing online consumer and small-business credit, financing, and money-transfer services to underserved customers.
3+ YOE3+ years full-stack experience; 1+ year AI tooling; OO languages; multi-language problem solving; API integration; project management; full-stack web apps; collaborate with PM; Bachelor in CS/Engineering.
Ruby, Go, AWS, Cloud Computing, API Integration
2mo
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Senior Software Engineer, Core Platform
Chicago or United States
$191k-$267k/yr RemoteFull Time
Reddit
RedditNYSE: RDDT: Social news aggregation, web content rating, and discussion platform.
5+ YOE5+ years building large-scale distributed systems; software development experience in Golang or Python; familiarity with API platform architectures; media delivery optimization; strong communication and mentoring skills.
Golang, Python
1d
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Senior Software Engineer, Platform
Chicago or Denver or New York City
RemoteFull Time
ECP (Extended Care Professional)
ECP (Extended Care Professional): SaaS provider of eMAR, EHR, CRM, move-in, billing, and business-intelligence software for assisted-living communities.
5+ YOERequires platform services experience, domain-driven and event-driven architecture expertise, production AI systems, on-call experience, multi-language depth, data modeling, query optimization, and AI-augmented development.
Node, TypeScript, ColdFusion, SQL Server, PostgreSQL, AWS
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Senior Software Engineer, OS Ecosystem
Chicago, Illinois, United States
$110k-$160k/yr OnsiteFull Time
Tempus AI
Tempus AINASDAQ: TEM: Builds a data platform for AI-powered precision medicine diagnostics.
5+ YOE5+ years in software engineering; focus on platform/data engineering; backend services in TypeScript/Python; cloud experience (GCP).
TypeScript, Python, Google Cloud, BigQuery, Cloud Spanner, GCS
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Staff Software Engineer, Platform & Solutions
Los Angeles or Chicago or New York City or United States
$170k-$205k/yr RemoteFull Time
Wpromote
Wpromote: Full-funnel digital marketing agency serving brands through media, creative, data, strategy, and marketing technology.
10+ YOE10+ years software engineering experience across platform, cloud, infrastructure, CI/CD, Kubernetes, Terraform, and developer tooling; strong OO and scripting (Python/Bash); leadership and communication skills.
Google Cloud Platform, Terraform, Kubernetes, Docker, GitHub Actions, Argo CD, Helm, GitOps, Python, Bash, OpenTelemetry, Prometheus, Grafana, Sentry, PostgreSQL, dbt, BigQuery, Snowflake, Airflow, Kafka, Pub/Sub, GCS, Workload Identity Federation, Cloud Run, Cloud Functions, Artifact Registry
19h
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Senior Software Engineer, Platform/Backend
United States or Austin or San Francisco or New York City or Seattle or Bellevue or Los Angeles or Chicago or Gurugram or Delhi or Bengaluru
$170k-$230k/yr RemoteFull Time
SentiLink
SentiLink: Your fraud and risk partner
6+ YOERequires 6+ years of software development experience, API product development using Python or Golang, strong analytical and problem-solving skills, and familiarity with RDBMS, Docker, AWS, and Agile methods.
Golang, Python, PostgreSQL, Amazon RDS, OpenSearch, Docker, AWS, AWS Lambda, Amazon Cognito, RDBMS, API
4w
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Senior Software Engineer – Platform & Agentic AI Engineering
Hartford or Charlotte or Columbus or Chicago
$128k-$191k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
6+ YOE6+ years software engineering with 2+ years GenAI/LLM multi-agent experience; hands-on with Agentic protocols (ADK,MCP), AlloyDB/Postgres, Vertex AI, Python/Typescript, Terraform, and production LangChain/LangGraph systems.
Google ADK, Anthropic MCP, LangGraph, LangChain, Python, Typescript, Terraform, GCP, AlloyDB, PostgreSQL, Postgres RDS, Vertex AI, Cloud Run, Cloud Storage, Secret Manager, LangSmith, GitHub Spec-Kit, OpenSpec, BMAD-METHOD, Claude Code, GitHub Copilot, AWS Kiro, CI/CD
3w
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Senior Software Engineer – Platform & Agentic AI Engineering
Charlotte or Chicago or Columbus or Hartford
$128k-$191k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provider of property and casualty insurance and employee benefits.
6+ YOERequires 6–8 years of software engineering experience, including 2+ years in GenAI or LLM systems, Python or TypeScript, agentic protocols, LangChain, LangGraph, AlloyDB, GCP, Terraform, and CI/CD; bachelor's or master's preferred.
Google ADK, Anthropic MCP, LangGraph, LangChain, Python, TypeScript, Terraform, GCP, RAG, GraphRAG, AlloyDB, PostgreSQL, Postgres RDS, Vertex AI, Cloud Run, Cloud Storage, GitHub Spec-Kit, OpenSpec, BMAD-METHOD, LangSmith, LCEL, OAuth, SSO, IAM, Secret Manager, GitHub Copilot, Claude Code, AWS Kiro, pgvector, CI/CD
1w
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Staff Software Engineer, AI Platform
Chicago, Illinois, United States
$160k-$260k/yr RemoteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
8+ YOERequires 8+ years building production systems, production agentic AI systems, multiple model providers, platform engineering, public cloud, API design, production ownership, and excellent English communication.
Kubernetes, Infrastructure as code
2mo
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Senior Lead Software Engineer
McLean or Plano or Chicago or Richmond
$209k-$262k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
6+ YOE1+ MgmtBachelor's degree, 6+ years of software engineering experience, 1+ year of cloud computing experience, and proficiency with modern programming languages, databases, containers, and cloud platforms.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, GCP, RDBMS, NoSQL, Agile
2mo
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Senior Lead Software Engineer
McLean or Richmond or Chicago or Plano
$209k-$262k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A technology-driven bank providing diverse financial services.
6+ YOE1+ MgmtBachelor's degree, 6+ years of software engineering experience, 1+ year of cloud experience, and proficiency in named programming languages, databases, containers, and cloud platforms; leadership experience preferred.
JavaScript, Java, HTML, CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, Open Source RDBMS, NoSQL, Agile
1mo
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Senior Software Engineer
Westchester, Illinois, United States
$99k-$124k/yr RemoteFull Time
Ritchie Bros.
Ritchie Bros.NYSE: RBA: Conducts global auctions for heavy equipment and industrial assets.
10+ YOEBachelor's in CS/IT, 10+ years software development with backend Java experience; proficiency in Python/Go, Spring Framework, cloud platforms, containerization, relational databases, CI/CD, and strong communication.
Java, Python, Go, Spring Framework, Spring Boot, Spring Data, Spring Security, MySQL, PostgreSQL, AWS, Azure, GCP, Docker, Kubernetes, React, Angular
1w
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Sr. Software Engineer, AEM Platform
Peoria or Chicago or Broomfield or Irving
$113k-$183k/yr OnsiteFull Time
Caterpillar
CaterpillarNYSE: CAT: Manufactures construction equipment, mining machinery, and industrial engines.
8+ YOEBachelor’s degree in computer science, electrical engineering, or related field; 8+ years’ software development experience, or 5+ with a master’s; 3+ years HTML5, CSS3, JavaScript, and Web Components; AEM operations expertise.
Adobe Experience Manager, AEM Sites, AEM Assets, Cloud Manager, HTML5, CSS3, JavaScript, Web Components, Dispatcher, CDN, CI/CD, Redux
1w
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Sr. Software Engineer, AEM Platform
Broomfield or Chicago or Peoria or Irving
$113k-$183k/yr OnsiteFull Time
Caterpillar Inc.
Caterpillar Inc.NYSE: CAT: Global manufacturer of construction and mining equipment and engines.
8+ YOERequires a bachelor's degree in computer science, electrical engineering, or related field, with 8+ years' experience or 5+ years with a master's. Requires AEM operations, HTML5, CSS3, JavaScript, Web Components, and software integration expertise.
Adobe Experience Manager, AEM Sites, AEM Assets, Cloud Manager, CI/CD, HTML5, CSS3, JavaScript, Web Components, Dispatcher, CDN, Redux
1mo
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Senior Software Development Engineer - Content Platform
Chicago, Illinois, United States
$172k-$240k/yr OnsiteFull Time
Expedia Group
Expedia GroupNASDAQ: EXPE: Operates a global platform for travel bookings and services.
8+ YOE8+ years software development experience; Bachelor's degree or equivalent experience; strong backend design and microservices experience; Kotlin or Java proficiency; experience with Redis/Valkey, Cassandra or ScyllaDB; EMR not required.
Kotlin, Java, Redis, Valkey, Cassandra, ScyllaDB