Query optimization Jobs in District of Columbia

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81 - 99 of 99 Jobs

Neo4J Sr Architects

VLink Inc

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Remote

Contract

Neo4J Sr Architects Location: Remote Job Description: We are seeking an experienced Senior Lead - Neo4j/GraphDB to lead our data engineering team in designing, implementing, and optimizing graph-based database solutions. The ideal candidate will have extensive experience working with Neo4j, GraphDB, and other graph technologies, along with expertise in database modeling, query optimization, and system performance tuning. You will be responsible for architecting scalable graph database solutions
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Posted 30 days ago

NoSQL Database-Cassandra

HSK Technologies, Inc.

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Remote

Contract

Role: NoSQL Database Cassandra-high priority Location: Fully Remote Employment Type: Contract- 8-12 months Technical Interview: Required (Hands-on coding and problem-solving assessment) Job Summary: Client is seeking a highly skilled NoSQL Database Administrator (DBA) with expertise in Cassandra. The ideal candidate will have at least 7 years of experience working with NoSQL databases, with at least 70% of their time dedicated to these technologies. The role requires strong scripting proficiency
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Posted 9 days ago

Quality Apps Support

Randstad Digital

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Remote or Nashville, Tennessee, USA

Contract

job summary: 100% Telecommute. Description: - Researches and evaluates alternative solutions and recommends the most efficient and cost-effective application programming solution. - Develops, documents, and follows standard coding practices. - Comprehensively tests, including negative/regression testing, to prevent re-work. - Provides comprehensive consultation to business units and IT management and staff at the highest technical level on all phases of data integration processes and data
Posted 1 day ago | Updated 2 hours ago

Solution Architect - Microsoft Dynamics 365 Customer Service

Zion Cloud Solutions

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Remote

Contract

Position: Solution Architect - Microsoft Dynamics 365 Customer Service Location: Chicago, IL / Remote Duration: Full-time / Long-Term Contract About Us Zion Cloud Solutions is a technology services firm specializing in Microsoft Dynamics 365, IT solutions, and system integrations. We help organizations streamline operations with modern cloud-based solutions. As a women and minority-owned enterprise, we are committed to diversity and inclusion. Position Summary We are looking for a Solution Archi
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Posted 17 days ago

Data Engineer

Agile

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Remote

Full-time

Location/Remote: 100% remote within the United States; must be willing to work Mountain Time Zone hours Employment Type: Permanent / Direct Hire / Full-time Compensation: up to $120k base salary (depending on experience) + 15% annual bonus Benefits: 100% medical premiums covered for employeesCoverage for dependents on medical, dental, vision, life, and supplemental insurances (e.g., critical illness)Short- and Long-Term Disability (STD/LTD)HSA & FSA optionsUnlimited PTOUp to 12 weeks paid pa
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Posted 10 days ago | Updated 10 days ago

SQL Server Developer

Stellar Professionals LLC

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Remote or Richmond, Virginia, USA

Contract, Third Party

Mode of Interview: Both Web Cam and In Person Interview Work Location: Richmond, Virginia Work Arrangement: Hybrid 2 days onsite per week (Tuesday and Wednesday) Shift: EST Minimum 5 years of hands-on experience in SQL Server development, writing complex queries, data manipulation statements, stored procedures and tuning Knowledge of indexing, query optimization, transaction handling for efficient data updates Ability to analyze large datasets and pinpoint anomalies or inconsistencies Familia
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Posted 7 days ago | Updated 21 hours ago

Fullstack Developer

iSpace, Inc

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Remote

Contract

Lead Full Stack Developer Assess Custom Projects Location: 100% REMOTE Duration: 6-12 Months Contract Job Summary: We are seeking an experienced Lead Full Stack Developer with 10+ years of software development experience, specializing in component-based development and single-page applications (SPA). The ideal candidate should have strong expertise in .NET, C#, ReactJS, NodeJS, and SQL. In this role, you will be responsible for architecting, developing, and optimizing enterprise applications,
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Posted 50 days ago | Updated 14 hours ago

Oracle Integration Cloud (OIC) Admin

Cardinal Integrated Technologies Inc

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Remote or Watsonville, California, USA

Third Party, Contract

Role: Oracle Integration Cloud (OIC) Admin Location: Remote - Watsonville, CA (Onsite once a month for 4 days in a row) Contract: 06+ Months Contract Initial Details - US based willing to work PST hoursFlexible with Hours (Sometimes the day will start late, sometimes early, sometimes run long)Willing to be on site one time per month for 4 days in a row. (Travel is provided by client) This role will be part of a growing team responsible for maintaining and supporting all aspects of the Oracle P
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Posted 4 days ago | Updated 4 days ago

Sr Database Admin

System Soft Technologies

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Remote

Contract

Job Summary: As a Senior Database Admin you will work closely with our clients, providing expert-level database administration services and leveraging your specialized knowledge to enhance accuracy and drive results. Alongside our team, you will analyze, design, implement, and maintain database systems for a diverse range of companies. Your role will involve database performance tuning, capacity planning, security management, data accuracy assurance, and data recovery. Open for Independent Cons
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Posted 11 days ago | Updated 9 days ago

Urgent Client Requirement: Oracle Integration Cloud (OIC) Admin

Cardinal Integrated Technologies Inc

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Remote

Third Party, Contract

Role: Oracle Integration Cloud (OIC) Admin Location: Remote - Watsonville, CA (Onsite once a month for 4 days in a row) Duration: 06+ Months Contract Initial Details - US based, willing to work PST hours Flexible with Hours (Sometimes the day will start late, sometimes early, sometimes run long) Willing to be on site one time per month for 4 days in a row. (Travel is provided by the client)This role will be part of a growing team responsible for maintaining and supporting all aspects of the Ora
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Posted 4 days ago | Updated 1 day ago

Informix DBA

3B Staffing LLC

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Remote

Contract

Job Summary: client is looking for a Senior Informix DBA to join their engineering team. The ideal candidate will possess deep expertise in managing, administering, and optimizing Informix databases in a high-performance environment. As a Senior Informix DBA, you will be responsible for ensuring the availability, reliability, and security of our Informix database systems while providing leadership in database management and strategic planning. Key Responsibilities: 1. Database Administration: Co
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Posted 20 days ago

Full Time Hiring :: MySQL & MS SQL DBA Lead

Swanktek

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Remote

Full-time

The Level 2 MySQL Administrator oversees administration tasks for MySQL database systems. Responsibilities include optimizing performance, ensuring reliability, and providing expert support for both production and development environments. Collaboration with application developers, technical leadership, and adherence to industry standards are key aspects of this role. Strong problem-solving skills and expertise in both Windows Server and MySQL administration are essential. SQL / MySQL Database A
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Posted 16 days ago

Technical Lead

TechSur Solutions

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Reston, Virginia, USA

Full-time

Job Title: Technical Lead Location: Reston, VA Salary: DOE + Full Benefits Clearance: Active DHS Suitability (or ability to obtain) Company Overview TechSur Solutions is a digital services company with a mission to enable digital transformation for our customers, improving quality and efficiency. Based in the DC metropolitan area, TechSur specializes in advanced cloud services, IT modernization, Agile development, and data analytics. Since our formation in August 2016, we have supported multiple
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Posted 46 days ago | Updated 10 days ago

Spark Optimization Specialists

Amiseq Inc.

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Remote

Contract

Total experience must be around 15+ years 4-5 years of Strong Databricks skills needed. Deep Expertise in Databricks performance optimization. Strong data engineering skills Experience with startup environments and open-source contributions will be a major plus Candidate can bring a good blend of consulting and engineering skills Overall-Strong Databricks skills and robust data engineering experience, we are looking for top 1 percentile engineers (MVP Candidates Preferred) Qualifications: Proven
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Posted 13 days ago

Senior Staff AI Engineer - LLM inference optimization

Yoh - A Day & Zimmerman Company

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Remote or San Jose, California, USA

Full-time

Senior Staff AI Engineer LLM inference optimization Roles and Responsibilities: Design and architect technical solutions to deliver foundational AIOS capabilities within SkyOS across ECU domains in electric vehicles (EVs).Lead the development of proof-of-concept projects to evaluate architectural designs for functionality, performance, security, and reliability.Collaborate closely with engineering teams to understand real-world development constraints and ensure high-quality implementation, val
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Posted 2 days ago | Updated 4 hours ago

Sr .Net Developer

URSI Technologies Inc.

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Remote

Third Party, Contract

Job Title: Senior .NET DeveloperLocation: Remote (USA)Experience: 9+ YearsDuration : Long Term About the Role:We're seeking a Senior .NET Developer with 9+ years of professional experience in full-stack development using .NET Core, C#, and SQL Server. This is a remote opportunity to join a dynamic team working on scalable, enterprise-level applications across a range of industries, including education, finance, and healthcare. Key Responsibilities:Design, develop, and maintain high-quality, scal
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Posted 16 days ago | Updated 3 days ago

Med-Tech/Healthcare Campaign Optimization Marketing Manager

U.S. Tech Solutions Inc.

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Remote

Contract

Job Description: We are seeking a highly organized and data-driven Marketing Operations Manager to build and optimize email, SMS, and direct mail campaigns.This role will be responsible for managing the execution, QA, and ongoing optimization of our consumer marketing efforts to drive customer engagement, retention, and revenue growth.You will work closely with cross-functional teams including marketing, data analytics, and creative to ensure campaigns run smoothly and efficiently. Responsibilit
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Posted 17 days ago

SEO Optimization expert

Loginsoft Consulting LLC

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Remote

Contract

Position: SEO Optimization expert Location: Remote Short time contract Project: SEO Optimization for a Technology Consulting Company website Description: Looking for SEO services to improve online visibility on our company s key services, increase targeted organic traffic to our website with key word searches, outperform competitors in search results, improve in search rankings on google to No 1. This is a short-term consulting engagement. Preferred choice is for consultants with prior experti
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Posted 60+ days ago | Updated 1 hour ago

.NET Solutions Architect

Qualibar

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Remote or Atlanta, Georgia, USA

Full-time

JobTitle : .NETSolutionArchitect Position: FulltimeLocation : Atlanta,GA(Remote or Hybrid)Experience : 10+ yrsClient: Miller ZellJob Description:Lead the architecture, design, and delivery of robust, scalable, and secure enterprise applications using the Microsoft .NET stack.Manage a team of 12 engineers, providing technical direction, mentorship, and delivery oversight across multiple concurrent projects.Drive end-to-end project delivery, including scope definition, technical planning, risk mit
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Posted 60+ days ago | Updated 4 days ago