Join our community

Gillespie • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Gillespie • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Gillespie • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Gillespie • 50 milesRemote · Hybrid · Onsite · Field · All Environments

23 backend software engineer jobs at 13 companies in Gillespie, IL

PromotedHiringCafe

Founding Backend / Infra Engineer

Cupertino, CA, US

$160k-$300k/yr On-SiteFull Time

HiringCafe

HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.

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

Help us #BeatIndeed & #BeatLinkedIn

PromotedHiringCafe

Founding Full-stack / Product Engineer

Cupertino, CA, US

$130k-$300k/yr On-SiteFull Time

HiringCafe

HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.

Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).

React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe

Help us #BeatIndeed & #BeatLinkedIn

2mo

Save

Mark Applied

Hide

2mo

Backend Software Developer

Springfield or Vienna or St. Louis

OnsiteFull Time

INCATech

INCATech: Geospatial software solutions provider focusing on GIS and enterprise data management.

2+ YOE2+ years backend development; Node.js, Python/Java; REST APIs; ArcGIS Enterprise; Docker/Kubernetes; on-site; Top Secret clearance.

Node.js, Python, Java, ArcGIS Enterprise, Docker, Kubernetes, REST APIs, PostgreSQL, PostGIS, SQL Server

Job Posting View all

1w

Save

Mark Applied

Hide

1w

BackEnd Software Engineer (Experienced or Senior)

Berkeley or Saint Louis

$127k-$217k/yr OnsiteFull Time

Boeing

BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.

5+ YOERequires bachelor’s degree, active U.S. Secret clearance, 5+ years backend development experience with Java/Go/Python and SQL, experience with infrastructure, CI/CD, containerization, and Agile.

Java, Spring, Oracle SQL, SQL Server, PL/SQL, Go, Python, JavaScript, NodeJS, ReactJS, C++, GitLab, CI/CD, Docker, Kubernetes, Kafka, NiFi, Redis, RabbitMQ, AWS

Job Posting View all

1w

Save

Mark Applied

Hide

1w

BackEnd Software Engineer (Experienced or Senior)

Berkeley or Saint Louis

$127k-$217k/yr OnsiteFull Time

Boeing

BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.

5+ YOE5+ years backend development experience (Java, Go, Python), SQL/DB experience, bachelor’s degree, active U.S. Secret security clearance, Agile experience, CI/CD and containerization familiarity.

Java, Spring, Oracle SQL, SQL Server, PL/SQL, Go, Python, C++, GitLab, CI/CD, Docker, Kubernetes, JavaScript, NodeJS, ReactJS, Kafka, NiFi, Redis, RabbitMQ, AWS

Job Posting View all

3mo

Save

Mark Applied

Hide

3mo

Backend Developer SME

St. Louis, Missouri, United States

OnsiteFull Time

Freedom Technology Solutions Group

Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.

14+ YOEActive TS/SCI clearance; 14+ years backend development; cloud-native; DevSecOps; leadership; experience with Python/Java/JavaScript; GitLab CI/CD; scalable distributed systems; client engagement.

Python, Java, JavaScript, Node.js, AWS, GitLab CI/CD, Docker, Kubernetes, APIs, CI/CD, Serverless, Geospatial, PostGIS

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

Geospatial Backend Developer – Multiple Positions at Junior/Mid/Senior Levels

Saint Louis or St. Charles or Virginia or Sun Prairie

OnsiteFull Time

NV5

NV5: Provides engineering, consulting, and geospatial solutions for infrastructure projects.

2+ YOEUS citizen with active/current Top Secret/SCI, bachelor’s in CS/Engineering/GIS/STEM, 2+ years backend engineering experience, Python/JavaScript/Node.js/Java, REST APIs, ArcGIS Enterprise, Docker/Kubernetes, cloud familiarity and strong collaboration skills.

Esri, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Python, JavaScript, Node.js, Java, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL/PostGIS, SQL Server, REST

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

Geospatial Backend Developer – Multiple Positions at Junior/Mid/Senior Levels

Springfield or Vienna or St. Louis

OnsiteFull Time

NV5

NV5: Provides engineering, testing, inspection, and infrastructure consulting services.

2+ YOERequires US citizenship and active Top Secret/SCI clearance, Bachelor’s in CS/Engineering/GIS or STEM, 2+ years backend experience, Python/Node.js/Java, ArcGIS Enterprise experience, containerization (Docker/Kubernetes), REST API design.

Esri, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Python, JavaScript, Node.js, Java, REST APIs, Docker, Kubernetes, PostgreSQL, PostGIS, SQL Server, Azure, AWS, GCP

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

Software Development Engineer II- Back End

Redlands or St. Louis or Vienna

$97k-$162k/yr OnsiteFull Time

Esri

Esri: Developing software for digital mapping and spatial data analysis.

2+ YOE2+ years backend engineering experience; professional experience with Python, Node.js/JavaScript, and Java; experience with ArcGIS Enterprise, containerization (Docker/Kubernetes), API design, and Top Secret/SCI clearance required; Bachelor's in STEM.

Python, Node.js, Java, ArcGIS Enterprise, ArcGIS Enterprise SDKs, Docker, Kubernetes, Azure, AWS, GCP, PostgreSQL, PostGIS, SQL Server

Job Posting View all

2mo

Save

Mark Applied

Hide

2mo

Principal Software Engineer

Atlanta or Boston or Morristown or Plano or St. Louis or St. Petersburg or Hyderabad

HybridFull Time

Zelis

Zelis: Providing healthcare payment and claims cost management solutions.

8+ YOE8+ years backend software engineering; degree or equivalent; cloud, IaC, CI/CD; APIs; strong communication; leadership.

TypeScript, Node.js, PostgreSQL, Angular, AWS, Terraform, Elasticsearch, CI/CD, SASS

Job Posting View all

6d

Save

Mark Applied

Hide

6d

Software Developer 2 (Associate)

O'Fallon, Illinois, United States

HybridFull Time

UNCOMN

UNCOMN: A technology delivering secure software solutions for public and private sector clients.

2+ YOE2+ years software development experience, backend/REST API experience, Java and Azure familiarity, Agile/Jira experience, eligible for U.S. Secret clearance, strong communication and problem-solving skills.

Java, Microsoft Azure, RESTful APIs, Jira

Job Posting View all

1d

Save

Mark Applied

Hide

1d

Staff Software Engineer

St. Louis or Burlington

$111k-$166k/yr HybridFull Time

Merck

MerckXETRA: MRK: A science and technology providing healthcare, life science, and electronics solutions.

3+ YOEBachelor's in CS or related, 3+ years applied ML/data experience, strong Python and backend skills, experience with cloud, distributed systems, and large-scale data processing; leadership and mentoring experience preferred.

Python, REST API, Pandas, NumPy, AWS Services, GCP, Kubernetes, Bedrock, Kafka, LangGraph, LangChain, AirFlow, Qdrant, MLFlow, TensorFlow, PyTorch, Scikit-learn, Docker, Git, CI/CD

Job Posting View all

1w

Save

Mark Applied

Hide

1w

Software Engineer - Full Stack

St. Louis, Missouri, United States

$110k-$115k/yr OnsiteFull Time

LaunchCode

LaunchCode: Nonprofit providing free tech education and job placement services.

5+ YOE5+ years experience building and maintaining production systems; strong Postgres SQL skills; backend language proficiency (Golang preferred; Java/C#/C++/Python valued); front-end experience with Angular, HTML/CSS/JavaScript/TypeScript; cloud and security familiarity.

Angular, Golang, Java, C#, C++, Python, Postgres, Google Cloud, AWS, Azure, Git, Bitbucket, Node, HTML, CSS, JavaScript, TypeScript

Job Posting View all

1w

Save

Mark Applied

Hide

1w

Senior Software Engineer Applied AI

Springfield, Illinois, United States

RemoteFull Time

AMC Health

AMC Health: Provides remote patient monitoring and virtual care technology.

7+ YOE7+ years building and operating production backend systems, strong Python skills, production LLM/generative AI experience, distributed cloud systems experience, ML lifecycle proficiency, and disciplined data handling in regulated environments.

Python, AWS, LLMs, vector search, AI coding assistants

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

Software Developer - Grain Dryer Controls

Assumption, Illinois, United States

$70k-$90k/yr HybridFull Time

Grain & Protein Technologies

Grain & Protein Technologies: Designs and manufactures grain storage and protein production systems.

3+ YOEBachelor's in Computer Science, 3+ years developing and supporting distributed full-stack systems; backend, embedded, and AWS experience; familiarity with Python, Docker, Terraform, and embedded Linux.

Python, AWS, Docker, Terraform, Embedded Linux, ReactJS, TypeScript, PostgreSQL

Job Posting View all

3w

Save

Mark Applied

Hide

3w

SDC Java Software Developer---Staff/Analyst---St. Louis (St. Louis, MO, US, 63105)

St. Louis, Missouri, United States

$55k-$113k/yr HybridFull Time

EY: Global firm providing audit, tax, and professional consulting services.

1+ YOEBachelor's in CS or related, 1+ year software development experience, backend (Java/Python/Node.js), REST/APIs, cloud (AWS/Azure), microservices, frontend (React/Angular), CI/CD, Git, testing/TDD/BDD; willing to travel up to 50%.

Java, Python, Node.js, REST, NoSQL, Microservices, Serverless, AWS, Azure, React, Angular, Akka, Scala, Kafka, RabbitMQ, ElasticSearch, Hadoop, Spark, Flume, Mongo, Cassandra, Git, CI/CD, TDD, BDD, IaaS, PaaS

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

API Engineer

Scott Air Force Base, Illinois, United States

$87k-$198k/yr HybridFull Time

Booz Allen Hamilton

Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients

Experienced backend/platform engineer designing, deploying, and operating enterprise API platforms; Java or Python; Docker, Helm, Kubernetes, GitOps; API gateways and cloud (AWS/Azure/GCP); Secret clearance; HS diploma or GED.

Java, Python, Apigee, Gravitee, Kong, AWS API Gateway, Mulesoft, Docker, Helm, Kubernetes, GitOps, HTTP, gRPC, WebSockets, AWS, Azure, GCP, Git, Jenkins, JIRA, Confluence, Nexus, Bitbucket, SQL, Node.js, Groovy, Scala, Spring Cloud, Spring Core, Spring Boot, Spring Data, Kafka, RabbitMQ

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

API Engineer

Scott AFB, Illinois, United States

$87k-$198k/yr OnsiteFull Time

Booz Allen Hamilton

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

Backend/platform engineering with Java or Python, experience operating API gateways (Apigee, Kong, Mulesoft, AWS API Gateway), DevOps (Docker, Helm, Kubernetes, GitOps), cloud (AWS/Azure/GCP), Git/Jenkins/JIRA, and eligible for Secret clearance; HS diploma/GED required.

Java, Python, Apigee, Gravitee, Kong, AWS API Gateway, Mulesoft, Docker, Helm, Kubernetes, GitOps, HTTP, gRPC, WebSockets, AWS, Azure, GCP, Git, Jenkins, JIRA, Confluence, Nexus, Bitbucket, SQL, Node.js, Groovy, Scala, Spring Cloud, Spring Core, Spring Boot, Spring Data, Kafka, RabbitMQ

Job Posting View all