Senior Database Developer
Columbia Technology Partners
Database Developer Columbia Technology Partners is seeking an experienced Database Developer with strong expertise in Oracle PL/SQL, RESTful APIs, and modern web technologies such as HTML, CSS, and JavaScript. The ideal candidate will have hands-on experience designing, developing, and optimizing database-driven applications, supporting data migration initiatives, and delivering secure, scalable solutions across the full technology stack. This role requires an independent, security-conscious professional capable of executing complex technical tasks, contributing to solution design, and collaborating effectively with cross-functional teams and client stakeholders. The position may include technical leadership responsibilities on moderately complex engagements. Key Responsibilities: Design, develop, and maintain database solutions using Oracle PL/SQL Write and optimize complex SQL queries, stored procedures, functions, and triggers Design, develop, and integrate RESTful APIs, including Oracle REST Data Services (ORDS) Develop and maintain front-end and web application components using HTML, CSS, and JavaScript Design, develop, and maintain websites and web-based applications Plan and execute data migration activities, including data mapping, transformation, and validation Optimize database performance and troubleshoot application and data issues Ensure data integrity, security, and compliance with industry and organizational best practices Document technical designs, workflows, and operational processes Follow formal change management processes to deploy solutions into production environments Perform light Unix administration tasks, including access management, permissions, log analysis, system monitoring, patching, and shell scripting for automation Collaborate with cross-functional teams and consult with customer stakeholders to deliver high-quality solutions Provide technical guidance and, when applicable, lead solution design and implementation efforts Qualifications: The ideal candidate will have 6-8 years of experience developing database-driven applications, with strong expertise in Oracle 19c+, PL/SQL, RESTful APIs, and web technologies including HTML, CSS, and JavaScript. Proven experience with data migration, database performance tuning, JSON handling, and Oracle REST Data Services is required. The role demands a security-conscious engineer experienced in full SDLC execution, change management, version control, and light Unix administration. Consulting experience, Agile exposure, and scripting with Python or Perl are preferred, along with strong communication and problem-solving skills. Requirements: U.S. Citizenship is required for all applicants. CTP is an equal opportunity employer and abides by applicable employment laws and regulations. All applicants and employees are subject to random drug testing in accordance with Executive Order 12564. Employment is contingent upon successful completion of a security background investigation and polygraph. Certification Requirements: DOD 8570 Certification This position requires an active Security Clearance with appropriate Polygraph. Columbia Technology Partners
$180k - $200k
...this position. Description: Red Arch Solutions is hiring a Senior Oracle Database Admin / Engineer to join our contract in Annapolis Junction... ...independent worker with strong communications skills. Qualifications Develops an integrated and robust solution based on customer needs...SeniorContract work$180k - $200k
...this position. Description Red Arch Solutions is hiring a Senior Oracle Database Admin / Engineer to join our contract in Annapolis Junction... ...worker with strong communications skills. Qualifications Develops an integrated and robust solution based on customer needs combining...SeniorContract workWork experience placementLocal area$170k - $260k
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..., work experience, education, and/or skill level, among other things. Required Skills Big Data Frameworks: Hands-on experience developing against and maintaining distributed big data platforms including Hadoop and Accumulo. AWS Cloud Environments: Practical experience...SeniorHourly payContract workWork experience placementImmediate startFlexible hours$86.4k
...technology, and data subject areas, the informaticist will play a crucial role in the design and development of fit-for-purpose research databases (or data sets) and analytic solutions. Their expertise in informatics will be used to tackle research questions of clinical and...SeniorFor contractorsWork at officeLocal area- ...programs by building high-performing engineering teams and developing innovative enterprise solutions. Envision Innovative Solutions... ...seeking a motivated, career-oriented, and customer-focused Senior Database Administrator to join our team in Annapolis Junction,...SeniorHourly payContract workWork experience placement
$150k - $165k
...curiosity. Join Team Karsun, and Find Your Next! Summary As a Senior Database Administrator, you will provide services for databases that... ..., VPC security groups and user permissions/privileges. Develop and/or maintain database objects (tables, views, indexes) and...SeniorWork experience placementWork at officeLocal area$102.3k - $209.5k
...leads the startup and commissioning phases of major data center projects. Identifies gaps in risk identification and mitigation and develops tailored solutions to address these gaps. Serves as the primary point of contact between the company and colocation providers....SeniorContract workTemporary workFor contractorsFlexible hoursShift work- Reflexive Concepts is seeking a skilled Senior Data Integration Engineer to join our team... ...ideal candidate will possess a blend of database engineering, data integration and automation... ...enterprise databases and applications Develop and maintain data transformation workflows...Senior
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...Expect to get together quarterly for intense in-person working sessions called “surges.”learn more about working at Coinbase. As a Senior Software Engineer on the Data Platform team within the Platform group, you will help build the systems that centralize all of...SeniorLocal area$105k
...A day in the life: At Hertz, our senior data scientists are responsible developing and defining best practices for analytical methods to generate informative research, reports, visualizations, and dashboards using internal and external data to provide actionable and...SeniorWorldwide- SHC Federal is seeking a skilled ServiceNow Developer to design and maintain applications supporting DISA modernization initiatives in Maryland. The ideal candidate will have hands-on experience with ServiceNow development, ITSM, and CMDB. The position involves integrating...Senior
- ...wireframes, ERP and table structures Really strong relational database knowledge. Should be able to complete all validation on the backend... ...accidental or unauthorized damage, modification or disclosure Develop standards/best practices to guide the use and acquisition of...Long term contract
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$96.57k - $130.65k
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...analysis, programming, and/or another appropriate scientific method, develop and implement qualitative and quantitative methods for... ...positions you believe may be a fit. If you are not an immediate fit, we will also keep your resume in our database for future opportunities.Contract workImmediate startShift work$86.6k - $144.4k
...citations, and content spanning every scientific discipline. About the Role As a Data Scientist at Elsevier, you will design, develop, and deploy AI and machine learning solutions that power knowledge discovery across the global research ecosystem. You will work...Local area- ...HTML5, CSS3, SCSS, CSS frameworks, JavaScript/Typescript, JSON, Develop algorithms and conduct analysis using state-of-the-art machine... ...experience or bachelors with 5+ years experience or equivalent • Senior Engineer (CT9) : Emerging authority typically with an advanced...Contract workFlexible hours
- ...various locations in Maryland. Make a difference. Join our team by applying today! Responsibilities: Responsible for developing techniques or analytics to transform raw data into meaningful information using statistical analysis, machine learning, and visualization...Full timeTemporary workFlexible hours
$140k - $192k
...application-specific knowledge Through analytic modeling, statistical analysis, programming, and/or other appropriate scientific method, develop and implement qualitative and quantitative methods for characterizing, exploring and assessing large datasets in various states of...Contract workWork experience placementLocal areaShift work$120k - $220k
...scale or complex datasets Experience with data visualization tools (e.g.: Tableau, Power BI, D3, etc.), dataset analysis and/or developing analytics Bonus Points if you have: Familiarity or experience doing data science within the context of AI/ML, Cyber, and/...Live inWork at officeLocal area
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