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  • $115k - $184k

     ...Technology stack Our current primary tools for Automation: Automation Anywhere 360 & C# .NET Core database environments: Oracle, MS SQL Server Role The selected candidate will play a critical role in: Collaborate with stakeholders to understand business process and... 
    SQL
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    2 days ago
  •  ...Implement advanced automation strategies using APIs, AMPscript, and server-side JavaScript * Own deliverability strategy, including DNS (...  ..., server-side scripting, and API development * Advanced SQL and data architecture design * Proven experience managing DNS... 
    SQL
    Full time
    Apprenticeship
    Work at office
    Local area
    Flexible hours

    Automotive Product Consultants, LLC

    O Fallon, MO
    1 day ago
  •  ...Location(s): Must be able to travel to office as needed Positions: 1 Employment Type: C2H Duration: Long Term Key Technology: Java, Full Stack, SQL Job Responsibilities: Lead the design, development, and deployment of high-quality Java microservices that integrate...... 
    SQL
    Work at office
    3 days per week

    Veracity

    O Fallon, MO
    2 days ago
  •  ...APIs. This indicates a strong understanding of how to build, scale, and maintain distributed systems effectively. # Database and SQL Skills: Proficient in Oracle Database, with expertise in writing complex SQL queries. This level of database knowledge is crucial for... 
    SQL
    Local area

    DCM INFOTECH LIMITED

    O Fallon, MO
    2 days ago
  •  ...architectures. Collaborate with DevOps teams to deploy and manage cloud-native applications (AWS, Azure, or PCF). Write complex SQL queries and optimize performance for Oracle databases. Integrate with various tools including Kafka , Redis , Cassandra ,... 
    SQL
    Full time
    Local area

    Veracity

    O Fallon, MO
    5 days ago
  •  ...CD in Databricks(Mandatory Skills) Integrating with Git, Bitbucket, and Jenkins for version control and automation Spark and SQL Expertise Writing performant Spark SQL and PySpark transformations Using Databricks Asset Bundles (DABs) for deployment All... 
    SQL

    Yantran LLC

    O Fallon, MO
    5 days ago
  •  ...email marketing tools (preferably Salesforce Marketing Cloud Engagement) * Understanding of relational data and willingness to learn SQL * Basic knowledge of Microsoft Excel. * Experience in programming languages (JavaScript, Python, etc.) a plus Work Environment... 
    SQL
    Full time
    Apprenticeship
    Work at office
    Local area
    Flexible hours

    Automotive Product Consultants, LLC

    O Fallon, MO
    2 days ago
  • $100k - $105k

     ...expertise in Java/Spring frameworks and microservices architecture Strong ability to develop RESTful APIs and optimize databases (SQL/NoSQL) Proficiency with frontend technologies and cloud platforms (AWS/Azure/GCP) Demonstrated experience with CI/CD, DevOps practices... 
    SQL
    Temporary work
    Flexible hours

    EPAM Systems Inc

    O Fallon, MO
    4 days ago
  • $72k - $115k

     ...patterns. Full stack developer with ability to write secure code in backend & frontend programming languages (Java, JavaScript, Angular, SQL) and familiar with secure coding standards and vulnerability management ~ Good knowledge of Spring, Spring Data JPA, REST and... 
    SQL
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    3 days ago
  •  ...outcomes, and identify root causes of compliance failures where applicable. Collaborate with Data Analytics partners, or use your own SQL, Python, or other programming capabilities to analyze datasets as part of testing execution. Assist in the development of... 
    SQL
    Work experience placement

    Missouri Staffing

    O Fallon, MO
    5 days ago
  • $138k - $221k

     ...as Hadoop, NiFi, Kafka, Impala, Hive, Oozie, and Airflow to enhance platform capabilities. Utilize data modeling techniques for both SQL and NoSQL systems and apply ETL and data warehousing best practices. Contribute to machine learning workflows and analytics using tools... 
    SQL
    Full time
    Part time
    Worldwide
    Flexible hours

    Missouri Staffing

    O Fallon, MO
    2 days ago
  • $119k - $190k

     ...you Understands product development and GTM cycle. Exhibits working knowledge of agile/SAFe methodologies. Ability to read and write SQL queries to perform data analysis. Ability to read code to drive better development outcomes. Communicates with Architects and Product... 
    SQL
    Full time
    Part time
    Remote work
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    1 day ago
  • $99k - $158k

     ...learn and take on challenging opportunities Desirable Knowledge/Experience • Database experience including Oracle and advanced SQL scripting • Experience integrating vendor and open source products into an overall system • Experience with SAFe (Scaled Agile Framework... 
    SQL
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    1 day ago
  • $99k - $158k

     ...T3 Testing, Postman, Rest Assured, Experience (or similar API testing tools) • Advantage: C/C++ and/or Java Experience • Advantage: SQL or other query experience • Advantage: Unix knowledge or command line operations • Advantage: you have developed and tested software... 
    SQL
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    1 day ago
  • $138k - $221k

     ...pipeline architecture, processes, and standards, promoting consistency and transparency across the team. All about you Expert in SQL development with hands-on experience in Databricks, Snowflake, Python, and PySpark for designing and implementing advanced data... 
    SQL
    Full time
    Part time
    Worldwide
    Flexible hours

    Missouri Staffing

    O Fallon, MO
    6 days ago
  •  ...interest in technology (Computer Science, Information Systems, Information Technology, or another related field) - Hands-on experience in SQL and another coding language, preferably Python - Knowledge of PySpark is preferred - Understanding of Cloud or Big Data... 
    SQL
    Full time
    Part time
    Work at office
    Worldwide
    Flexible hours

    Missouri Staffing

    O Fallon, MO
    3 days ago
  •  ...Computer Science or a related field with a graduation date of Winter 2026 Spring 2027 - Hands-on experience working in both Python and SQL - Knowledge of Cloud or Big Data Technologies is a plus (Data Bricks, Spark in the Cloud, Hadoop) - Proficient in Microsoft... 
    SQL
    Full time
    Part time
    Summer work
    Internship
    Summer internship
    Work at office
    Worldwide
    Flexible hours

    Missouri Staffing

    O Fallon, MO
    2 days ago
  •  ...LACP, VLAN, Cisco iOS) ~ Network multicasting ~ Programming languages (C++, Java) ~ Web servers ( IIS, Tomcat, JBOSS) ~ Database concepts and usage (Oracle, PostgreSQL, SQL Server, NoSQL) ~ Software encryption (SSL/PKI) ~ Enterprise hardware (switches, RAID configurations... 
    SQL
    Full time
    Immediate start

    Reinventing Geospatial, Inc. (rgi)

    Wentzville, MO
    1 day ago
  • $159k - $254k

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions...
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    1 day ago
  • $126.1k - $227.95k

     ...an operational whole. Experience with proprietary and open source GIS applications and database services such as OpenGeo, ArcGIS Server, PostGIS and PostgreSQL, Oracle Spatial. Thorough understanding of the following program languages and systems (at a minimum):... 
    Remote work

    Leidos

    Saint Charles, MO
    20 days ago
  •  ...What are a couple ofdesired/nice to have skills?  o Experience designing afull-scale application. Jenkins scripting, BlazeMeter, no SQL database o What soft skills wouldyou like to see in a candidate? o Communication and goodorganization skills are a must. o Is... 
    SQL
    Work experience placement
    Remote work

    Resource Informatics Group Inc

    O Fallon, MO
    15 days ago
  •  ...What are a couple of desired/nice to have skills?  o Experience designing a full-scale application. Jenkins scripting, BlazeMeter, no SQL database o What soft skills would you like to see in a candidate? o Communication and good organization skills are a must. o... 
    SQL
    Work experience placement
    Remote work

    Resource Informatics Group Inc

    O Fallon, MO
    15 days ago
  • $89.7k - $162.15k

    Description Leidos is actively hiring for an Exploitation Specialist/Data Scientist (Senior) to join our team in St. Louis, MO. Job Summary: This work requires staff to perform deep data investigations on complex problems using applied statistics, building...
    For contractors

    Leidos

    Saint Charles, MO
    5 days ago
  • Senior Software Dev Engineers O'Fallon MO (remote FOR NOW but will need to eventually be onsite) We can consider fully remote for a very strong candidate Looking for 2 Senior Software Dev Engineers This is part of
    Remote work

    Samprasoft

    O Fallon, MO
    4 days ago
  • $115k - $184k

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions...
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    17 hours ago
  • Senior Software Engineer (iOS Developer) Location: St Louis, Missouri Duration: 12 months Glider: Software Engineer ADVANCED What are your top 3 required technical skills? Advanced level knowledge of native iOS development (Swift/Objective-C/Swift UI) ...

    RIT Solutions

    O Fallon, MO
    2 days ago
  • Software Engineer II Location: O'Fallon, Missouri (Main Campus) --- Local Candidates Only!! Duration: End of 2025 Glider: Software Engineer II - (Apache Spark, Airflow, Databricks, AWS, CICD and Coding(Java/Python/Scala); What are your top 3 required technical skills...
    Local area

    RIT Solutions

    O Fallon, MO
    3 days ago
  • Software Engineer I, Launch Program 2026 Mastercard works to connect and power a sustainable and inclusive global economy. We are a vehicle for commerce, a connection to financial systems for the previously excluded, a technology innovation lab, and the home of Priceless...
    Work experience placement
    Internship

    MasterCard

    O Fallon, MO
    1 day ago
  • Software Engineer I Location: O'Fallon, MO (Local is Preference) Linux operating and scripting Python with API automation- scripting automation for day to day task Cryptography- how the cert works, and managing it Python or Java- understanding how they run ...
    Local area

    RIT Solutions

    O Fallon, MO
    3 days ago
  • Senior Software Engineer O'Fallon, Missouri contract Rate: DOE U.S. Citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor the currently Job Description Java, Spring, and Spring Boot Required. Everything is developed...
    Contract work

    Staffing the Universe

    O Fallon, MO
    5 days ago