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Arc helps you find and hire top freelance Query Optimization engineers for your jobs. With 1,101 Query Optimization programmers available for hire on a freelance basis, we have one of the largest network of vetted talent. Our Silicon Valley-caliber vetting process helps ensure that you hire freelance Query Optimization developers and experts that you can trust.

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Vít B., Query Optimization programmer for hire
Vít B.

Freelance Query Optimization developer

I'm an all-round software engineer with over 10 years of professional experience in a wide array of technologies. Enjoy delivering value and solving business problems. Started my career as a full stack web developer (PHP & MySQL, HTML & CSS). Later on, specialized in the backend, database design, API design, scalability, and bits of devops. Have also used Python extensively and toy around with machine learning. Currently, my preferred language is Scala - I love the succinctness and functional goodness!

Muhammad B., Query Optimization freelance programmer
Muhammad B.

Freelance Query Optimization developer in Pakistan

With 5+ years of experience leading website design projects, gathering user requirements, coding, creating mockups, and enhancing designs. The focus has been on writing clean, robust code with exceptional security, achieving compatibility targets, and exceeding customer demands. Collaboration with Fortune 500 companies provided valuable insights into best practices, a deep understanding of excellence, and thriving in dynamic environments.

Marcel P., freelance Query Optimization programmer
Marcel P.

Freelance Query Optimization developer in Brazil

Please, visit my Linkedin for more details: [https://www.linkedin.com/in/marcel-pallete-81166b2b/](https://www.linkedin.com/in/marcel-pallete-81166b2b/) Experienced tech consultant, currently working as Data Tech Lead at Ernst & Young Brazil, focused in: \- SQL, Python, PySpark and Scala Languages \- Data Engineering \- Data Architecture \- ETL pipelines (By code or by ETL Tools like Pentaho, Alteryx, SSIS) \- Big Data (Spark, HDFS, Hive, NiFi, Kafka) \- Tuning and performance \- Azure Cloud (Data Factory, Databricks, Synapse Analytics, SQL DB, Data Lake Gen 2, Stream Analytics) \- Terraform and IaC for Azure Cloud \- Databases (SQL Server, PostgreSQL, Teradata, IBM DB2, MySQL) \- Data Modeling (Erwin, DW, DLH, OLAP/OLTP) \- Business Intelligence and DataViz (Power BI Expert level (M, DAX, DAX Studio, Tabular Editor), Tableau, Looker/Data Studio, Looker and LookML, Qliksense and Qlikview) \- Microsoft Fabric complete solution \- Microsoft Solutions (Power Platform, Power Automate, Sharepoint, Power Apps, Dataverse, Sharepoint)

Performance Optimization • 5 yrsQuery OptimizationPower QueryData Engineering • 5 yrsBig Data • 3 yrsEnglish • 10 yrsData Visualization • 7 yrsData warehouse • 5 yrsData modeling • 5 yrsData Pipelines • 5 yrsETL • 5 yrsAzure • 3 yrsPython developerPythonSQL developerSQLScala developerScalaMySQL developerMySQLGit developerGitMongoDB developerMongoDBDatabase developerDatabasePostgreSQL developerPostgreSQLSharePointNumPyGitHubAmazon S3Google AnalyticsPandasWeb ScrapingCloud developerCloudSASIntegrationData MiningGitLab developerGitLabData analysisFabricAzure Queue StorageGoogle BigQueryDatabase NormalizationDocker developerDockerPython 3TeradataPipelinesScrumLeadershipKanbanOLAPData MigrationTableauSQL QueriesDatabase TuningIBM DB2Data structureApache SparkMicrosoft SQL ServerAmazon RedshiftApache KafkaSQL TuningAzure SQLLive StreamingHiveQLData processingPentahoStar SchemaData ManagementData analyticsQlik SenseJupyterTerraformApache Hadoop developerApache HadoopAzure Machine LearningInfrastructure as CodeDAXAzure Service fabricUX/UI DesignData CleansingCloud ArchitecturePower BIData CleaningData IntegrationGoogle Data StudioAgileSQL DatabasesLookerSnowflakeAirflowData LakeData IngestionData architectureBig Data SQLPentaho Data IntegrationAlteryxData QualityApache AirflowData manipulationAzure SQL DatabaseDataflowData wranglingAzure table storageDatabricksData ValidationBig Data EngineeringJupyterLabApache NiFiMicrosoft Power AppsAzure Blob StorageAzure Data FactoryData governanceBig data technologiesAzure SQL ServerSQL Performance TuningMicrosoft service fabricDBTAzure ConsultantMicrosoft Power AutomateData Warehouse TestingDelta LakeBig Data ArchitectureDataverseAzure Data EngineerAzure synapse analyticsAzure synapseVisual Data AnalyticsAzure Data LakeData pipeline designData Version ControlDelta TablesUX designAzure IoT EdgeJSON developerJSONExcelMachine learning developerMachine learningNoSQLAnalyticsWeb analyticsWireframing/prototypingUX ReviewUI designAnalysisMathematicsData Science developerData ScienceRequirements GatheringTechnical WritingNoSQL DatabaseProblem-solvingApache HiveMicrosoft Power PlatformQAStatisticsStrategy
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Muhammad A., Query Optimization freelance programmer
Muhammad A.

Freelance Query Optimization developer in Pakistan

Full stack software engineer having almost 10 years of professional industry experience. Recently worked as a Tech Lead on a project which was developed on Next & NestJS and MongoDB/ElasticSearch. It was responsible to handle millions of user's traffic monthly basis.

Helder C., freelance Query Optimization programmer
Helder C.

Freelance Query Optimization developer in Portugal

I am a talented and passionate Developer, with a very solid foundation on advanced computer Web technologies such as the LAMP solution. Besides having also development skills on the .NET framework, focusing on C#. Also I have a solid foundation and experience on SQL practices and security. My motivation and pride are to work with great teams that can leverage their skills to deliver great products. In addition, by working as a Freelancer, I have gained entrepreneur skills and have become very resourceful, dependable and capable of thinking outside of the box.

Fabio L., freelance Query Optimization developer
Fabio L.

Freelance Query Optimization developer in Brazil

I'm a Senior Software Engineer with extensive experience developing, testing, deploying, correcting, monitoring, and maintaining systems on bare-metal servers or in the cloud, from simple projects to complex projects with millions of lines of code. I'm also the maintainer of cookiecutter-django ([https://github.com/cookiecutter/cookiecutter-django](https://github.com/cookiecutter/cookiecutter-django)), a production-ready project template that has helped and continues to help thousands of people and companies quickly have a solid foundation to start new Python and Django projects.

Hassaan S., Query Optimization freelance developer
Hassaan S.

Query Optimization developer in Pakistan

Hi, my name is Hassan Saeed and I am a Full-Stack PHP Laravel and React Developer with over 5 years of experience in building robust and scalable web applications. My expertise ranges from the back-end to the front-end, making me well-versed in full-stack development. On the back-end, I have extensive experience in building RESTful APIs with PHP Laravel, creating secure authentication and authorization systems, and managing databases with MySQL and PostgreSQL. I am well-versed in version control using Git and have experience in deploying web applications to cloud platforms like AWS and Azure. On the front-end, I have expertise in building responsive and interactive web applications using React, creating reusable components, managing state with Redux, and integrating with back-end APIs. I also have experience in using front-end libraries like Bootstrap and Material UI to create intuitive and modern user interfaces.

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FAQs

Why hire a Query Optimization developer?

In today’s world, most companies have code-based needs that require developers to help build and maintain. For instance, if your business has a website or an app, you’ll need to keep it updated to ensure you continue to provide positive user experiences. At times, you may even need to revamp your website or app. This is where hiring a developer becomes crucial.

Depending on the stage and scale of your product and services, you may need to hire a Query Optimization developer, multiple developers, or even a full remote developer team to help keep your business running. If you’re a startup or a company running a website, your product will likely grow out of its original skeletal structure. Hiring full-time remote Query Optimization developers can help keep your website up-to-date.

How do I hire Query Optimization developers?

To hire a Query Optimization developer, you need to go through a hiring process of defining your needs, posting a job description, screening resumes, conducting interviews, testing candidates’ skills, checking references, and making an offer.

Arc offers three services to help you hire Query Optimization developers effectively and efficiently. Hire full-time Query Optimization developers from a vetted candidates pool, with new options every two weeks, and pay through prepaid packages or per hire. Alternatively, hire the top 2.3% of expert freelance Query Optimization engineers in 72 hours, with weekly payments.

If you’re not ready to commit to the paid plans, our free job posting service is for you. By posting your job on Arc, you can reach up to 350,000 developers around the world. With that said, the free plan will not give you access to pre-vetted Query Optimization developers.

Furthermore, we’ve partnered with compliance and payroll platforms Deel and Remote to make paperwork and hiring across borders easier. This way, you can focus on finding the right Query Optimization developer for your company, and let Arc handle the logistics.

Where do I hire the best remote Query Optimization developers?

There are two types of platforms you can hire Query Optimization programmers from: general and niche marketplaces. General platforms like Upwork, Fiverr, and Gigster offer a variety of non-vetted talents unlimited to developers. While you can find Query Optimization developers on general platforms, top tech talents generally avoid general marketplaces in order to escape bidding wars.

If you’re looking to hire the best remote Query Optimization developers, consider niche platforms like Arc that naturally attract and carefully vet their Query Optimization developers for hire. This way, you’ll save time and related hiring costs by only interviewing the most suitable remote Query Optimization developer candidates.

Some factors to consider when you hire Query Optimization developers include the platform’s specialty, developer’s geographical location, and the service’s customer support. Depending on your hiring budget, you may also want to compare the pricing and fee structure.

Make sure to list out all of the important factors when you compare and decide on which remote developer job board and platform to use to find Query Optimization developers for hire.

How do I write a Query Optimization developer job description?

Writing a good Query Optimization developer job description is crucial in helping you hire Query Optimization programmers that your company needs. A job description’s key elements include a clear job title, a brief company overview, a summary of the role, the required duties and responsibilities, and necessary and preferred experience. To attract top talent, it's also helpful to list other perks and benefits, such as flexible hours and health coverage.

Crafting a compelling job title is critical as it's the first thing that job seekers see. It should offer enough information to grab their attention and include details on the seniority level, type, and area or sub-field of the position.

Your company description should succinctly outline what makes your company unique to compete with other potential employers. The role summary for your remote Query Optimization developer should be concise and read like an elevator pitch for the position, while the duties and responsibilities should be outlined using bullet points that cover daily activities, tech stacks, tools, and processes used.

For a comprehensive guide on how to write an attractive job description to help you hire Query Optimization programmers, read our Software Engineer Job Description Guide & Templates.

What skills should I look for in a Query Optimization engineer?

The top five technical skills Query Optimization developers should possess include proficiency in programming languages, understanding data structures and algorithms, experience with databases, familiarity with version control systems, and knowledge of software testing and debugging.

Meanwhile, the top five soft skills are communication, problem-solving, time management, attention to detail, and adaptability. Effective communication is essential for coordinating with clients and team members, while problem-solving skills enable Query Optimization developers to analyze issues and come up with effective solutions. Time management skills are important to ensure projects are completed on schedule, while attention to detail helps to catch and correct issues before they become bigger problems. Finally, adaptability is crucial for Query Optimization developers to keep up with evolving technology and requirements.

What kinds of Query Optimization programmers are available for hire through Arc?

You can find a variety of Query Optimization developers for hire on Arc! At Arc, you can hire on a freelance, full-time, part-time, or contract-to-hire basis. For freelance Query Optimization programmers, Arc matches you with the right senior developer in roughly 72 hours. As for full-time remote Query Optimization developers for hire, you can expect to make a successful hire in 14 days. To extend a freelance engagement to a full-time hire, a contract-to-hire fee will apply.

In addition to a variety of engagement types, Arc also offers a wide range of developers located in different geographical locations, such as Latin America and Eastern Europe. Depending on your needs, Arc offers a global network of skilled software engineers in various different time zones and countries for you to choose from.

Lastly, our remote-ready Query Optimization developers for hire are all mid-level and senior-level professionals. They are ready to start coding straight away, anytime, anywhere.

Why is Arc the best choice for hiring Query Optimization developers?

Arc is trusted by hundreds of startups and tech companies around the world, and we’ve matched thousands of skilled Query Optimization developers with both freelance and full-time jobs. We’ve successfully helped Silicon Valley startups and larger tech companies like Spotify and Automattic hire Query Optimization developers.

Every Query Optimization developer for hire in our network goes through a vetting process to verify their communication abilities, remote work readiness, and technical skills (both for depth in Query Optimization and breadth across the greater domain). Additionally, HireAI, our GPT-4-powered AI recruiter, enables you to get instant candidate matches without searching and screening.

Not only can you expect to find the most qualified Query Optimization engineer on Arc, but you can also count on your account manager and the support team to make each hire a success. Enjoy a streamlined hiring experience with Arc, where we provide you with the developer you need, and take care of the logistics so you don’t need to.

How does Arc vet a developer’s Query Optimization skills?

Arc has a rigorous and transparent vetting process for all types of developers. To become a vetted Query Optimization developer for hire on Arc, developers must pass a profile screening, complete a behavioral interview, and pass a technical interview or pair programming.

While Arc has a strict vetting process for its verified Query Optimization developers, if you’re using Arc’s free job posting plan, you will only have access to non-vetted developers. If you’re using Arc to hire Query Optimization developers, you can rest assured that all remote Query Optimization developers have been thoroughly vetted for the high-caliber communication and technical skills you need in a successful hire.

How long does it take to find Query Optimization developers on Arc?

Arc pre-screens all of our remote Query Optimization developers before we present them to you. As such, all the remote Query Optimization developers you see on your Arc dashboard are interview-ready candidates who make up the top 2% of applicants who pass our technical and communication assessment. You can expect the interview process to happen within days of posting your jobs to 350,000 candidates. You can also expect to hire a freelance Query Optimization programmer in 72 hours, or find a full-time Query Optimization programmer that fits your company’s needs in 14 days.

Here’s a quote from Philip, the Director of Engineering at Chegg:

“The biggest advantage and benefit of working with Arc is the tremendous reduction in time spent sourcing quality candidates. We’re able to identify the talent in a matter of days.”

Find out more about how Arc successfully helped our partners in hiring remote Query Optimization developers.

How much does a freelance Query Optimization developer charge per hour?

Depending on the freelance developer job board you use, freelance remote Query Optimization developers' hourly rates can vary drastically. For instance, if you're looking on general marketplaces like Upwork and Fiverr, you can find Query Optimization developers for hire at as low as $10 per hour. However, high-quality freelance developers often avoid general freelance platforms like Fiverr to avoid the bidding wars.

When you hire Query Optimization developers through Arc, they typically charge between $60-100+/hour (USD). To get a better understanding of contract costs, check out our freelance developer rate explorer.

How much does it cost to hire a full time Query Optimization developer?

According to the U.S. Bureau of Labor Statistics, the medium annual wage for software developers in the U.S. was $120,730 in May 2021. What this amounts to is around $70-100 per hour. Note that this does not include the direct cost of hiring, which totals to about $4000 per new recruit, according to Glassdoor.

Your remote Query Optimization developer’s annual salary may differ dramatically depending on their years of experience, related technical skills, education, and country of residence. For instance, if the developer is located in Eastern Europe or Latin America, the hourly rate for developers will be around $75-95 per hour.

For more frequently asked questions on hiring Query Optimization developers, check out our FAQs page.

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