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Arc helps you find and hire top freelance Spark dataframe engineers for your jobs. With 1,018 Spark dataframe 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 Spark dataframe developers and experts that you can trust.

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reddysekhar ., top Spark dataframe developer
reddysekhar .

Spark dataframe developer in India

• Having 5.4 years of Experience in Big Data Developer and Azure Data Engineer. • Worked on Azure Services Azure Gen2lake, Azure Key Vault, Azure Data Bricks, Azure Data Factory,SQL Server. • Experience in building Azure Data Bricks (ADB) Pyspark-Python, Spark-SQL Notebooks to perform data transformations. • Developed extraction flow using Azure Data Factory which will be handling incremental as well as full data load. • Worked in ADF components Linked services, Data sets, Integration runtime, Pipelines, Activities and Triggers. • Implented pipelines using ADF activities like Lookup activity, for each activity , copy a ctivity, notebook activity, Stored procedure activity, set variables, get metadata activity, delete activity and conditional statements. • Hands on experience in writing Data Frames using spark SQL. • Good experience on implementing end to end Data Migration includes both Data ingestion using Azure Data Factory and Data Processing using Azure Data Bricks. • Involved in PySpark development to implement the Batch validation, Delta Identification Tables implementation. • Having hands on maintaining Delta Lake and maintains data in different zone Layer1(Bronze), Layer2(Silver) and Layer3(Gold). • Good Hands on Experience in writing notebooks using Pyspark. • Implemented Meta Data driven ADF pipelines to process the incremental Data Load. • Having good experience in analyzing requirements, designing, developing and building highly distributed applications using Big Data. • Worked with Agile methodology (sprint planning, estimation and tracking of deliverables to ensure delivery of high-quality work with daily iteration. • Good communication, analytical skills and ability to learn new concepts.

Dharmendra M., top Spark dataframe developer
Dharmendra M.

Freelance Spark dataframe developer in India

Dedicated and seasoned Backend Engineer with a proven track record of designing, building, and optimizing Scalable server-side applications. Over 13 years of experience in software development, I am driven by a passion for crafting robust, high-performance systems that drive business success. Seeking a challenging role where I can leverage my expertise in backend development, distributed systems, and problem-solving to contribute to the growth and innovation of a dynamic organization. My goal is to continue pushing the boundaries of technology to deliver elegant, efficient, and reliable solutions that meet and exceed user expectations.

Mitesh T., freelance Spark dataframe programmer
Mitesh T.

Freelance Spark dataframe developer in India

Experienced Engineer with a strong background in software development, interface design, and data streaming solutions. Proficient in building complex event-driven micro service architecture on AWS and working with platforms like Open-Shift, Azure, and Google Cloud. Technology agnostic professional with 15 years of hands-on experience, adept at optimising resource utilisation, maximising systemStaff Engineer efficiency, and enhancing throughput. Skilled in mentoring teams, designing architecture, and implementing monitoring solutions for large-scale systems.

Igor T., Spark dataframe developer for hire
Igor T.

Freelance Spark dataframe developer in Brazil

I am a Software Engineer who has been working with data since 2017. In my career, I have worked on different solutions, such as planning and building a Data Lake on AWS using Delta Lake to store 3D Printer sensor information, and developing a data product to device the optimal energy allocation in Minning facilities reducing the cost of R$1,000,000.00 per year using R. My primary programming language is Python, and I have expertise working with data engineering tools in the AWS environment, like Spark, Airflow, Redshift, EMR, Kinesis, and Lambda. My greatest passion is working with projects that can challenge me and make me a better developer

Aniceto J., Spark dataframe freelance developer
Aniceto J.

Freelance Spark dataframe developer in Brazil

I am a data engineer and Backend Developer with more than 15 years of experience in software development and systems analysis. I have a bachelor's degree in Information System, a master's degree in Computer Science and a PhD in Mechanical Engineering with an emphasis on artificial intelligence. In the first quarter of 2020, finalize a data lake project on AWS to receive data from the industrial sector. I work with technologies such as AWS, Docker, Kubernetes, Java, AngularJS, Angular 8, Python, NodeJS, SpringBoot, PostgreSQL, SQL Server, MYSQL. I have the ability to learn and integrate different technologies.

Felippe M., Spark dataframe freelance developer
Felippe M.

Freelance Spark dataframe developer in Brazil

I'm an Engineer, with a background in Artificial Intelligence, and I've always sought to use technology to solve problems. In my Master's, my study focused on Artificial Neural Networks, and I've published scientific articles and produced a dissertation on the subject. In the last four years, I've dedicated myself to studying Data Science (Python, ML, SQL, Spark). I'm responsible and a team worker. During my career, I've taken on several managerial roles, having even led remote teams. I know how to work with other people and try to treat everyone with respect and courtesy. I'm always open to hearing suggestions, criticisms, and other perspectives. I have just finished the Data Science Bootcamp with the french school Le Wagon. It was an amazing experience and I was able to further consolidate my skills in Data Science: statistics and probability, SQL, Python (Pandas, Numpy, Sklearn, PyTorch, Tensorflow/Keras), NLP, MLOPs basics (Google Cloud). I am searching for new challenges and experiences, and I believe I can make valuable contributions.

Krishnan S., Spark dataframe freelance programmer
Krishnan S.

Freelance Spark dataframe developer in the United States

- Strong knowledge of IT systems, with over 18 years of experience implementing strategic / mission critical programs and solutions - Strong Systems Integration, Application Development, Master Data Management, Data Warehousing and Analytics, ETL, EDI and EAI experience - Strong IT architecture, data modelling, data management and governance, IT Infrastructure knowledge - Strong project and program management experience - Strong knowledge of various AWS services and snowflake cloud database - Strong pre-sales and consulting experience in the data integration space with Informatica - Experience setting up Integration Centers of Excellence ground up - Great coach, willing mentor and a leader that cultivates high performance work environments - Strong knowledge and experience of SDLC including Waterfall, Agile and Kanban models - Architected solution implementations and solution patterns in healthcare, CRM and financial domains - Knowledge of back office core banking systems and related functional areas - Tools and Languages: Informatica PowerCenter 9.5, B2B DT/DX 9.5, IICS, Snaplogic, PySpark, MDM, MS DTS, SQL, Python, Java, JSP, JavaScript, C, Visual Basic, MS Office, Erwin, Tableau, Cognos - Databases: RDS, Snowflake, Redshift, NoSQL, Oracle 10/11, SQL Server 2008, MS Access 2003, DB2 8.1 - AWS Services: Glue, Step Functions, Lambdas, RDS, Data Pipeline, Batch, SQS, SNS, Athena

William C., Spark dataframe freelance developer
William C.

Freelance Spark dataframe developer

I am a senior software engineer with leadership experience and more than 11 years of experience on the job. I'm architected and implemented a number of different platforms using programming languages and technologies such as Golang, JavaScript, Node.js, Python and Ruby. In addition, I have also taught at General Assembly, City College of New York, Baruch College and New York meetup groups during my spare time.

Tuncer Ö., freelance Spark dataframe programmer
Tuncer Ö.

Freelance Spark dataframe developer in Germany

I'm a fellow of ML/Data as a product applications. Besides all of the tools, I give much importance to business domain knowledge and data-driven mindset.

Matias B., freelance Spark dataframe programmer
Matias B.

Freelance Spark dataframe developer in Argentina

I have more than 25 years of experience in software development, I went from building stand alone systems, client / server to web applications. In Web Applications development I have 14 years of experience (from 2003 to 2017). After 2017 I focused my career in Big Data / Data Engineer roles using Big Data technologies Besides my software development career I had 5 years experience in leading two development teams in bringing good products and services to life. I also like to teach developer groups to migrate from private technologies to free and open source alternatives. Since 2012 I am developing my entrepreneur side using the Lean Startup methodology, validating hypothesis and finding product/market fit. I built some teams in order to create technological services and products. One of my passion is to learn and apply wisely new technology to customer problems. Specialties: Software Architecture, Java, Scala, CMS's (Drupal, Wordpress), Messaging Systems, Python, Big Data, Training, Communication with customer and technical teams in english.

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FAQs

Why hire a Spark dataframe 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 Spark dataframe 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 Spark dataframe developers can help keep your website up-to-date.

How do I hire Spark dataframe developers?

To hire a Spark dataframe 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 Spark dataframe developers effectively and efficiently. Hire full-time Spark dataframe 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 Spark dataframe 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 Spark dataframe 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 Spark dataframe developer for your company, and let Arc handle the logistics.

Where do I hire the best remote Spark dataframe developers?

There are two types of platforms you can hire Spark dataframe 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 Spark dataframe 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 Spark dataframe developers, consider niche platforms like Arc that naturally attract and carefully vet their Spark dataframe developers for hire. This way, you’ll save time and related hiring costs by only interviewing the most suitable remote Spark dataframe developer candidates.

Some factors to consider when you hire Spark dataframe 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 Spark dataframe developers for hire.

How do I write a Spark dataframe developer job description?

Writing a good Spark dataframe developer job description is crucial in helping you hire Spark dataframe 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 Spark dataframe 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 Spark dataframe programmers, read our Software Engineer Job Description Guide & Templates.

What skills should I look for in a Spark dataframe engineer?

The top five technical skills Spark dataframe 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 Spark dataframe 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 Spark dataframe developers to keep up with evolving technology and requirements.

What kinds of Spark dataframe programmers are available for hire through Arc?

You can find a variety of Spark dataframe developers for hire on Arc! At Arc, you can hire on a freelance, full-time, part-time, or contract-to-hire basis. For freelance Spark dataframe programmers, Arc matches you with the right senior developer in roughly 72 hours. As for full-time remote Spark dataframe 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 Spark dataframe 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 Spark dataframe developers?

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

Every Spark dataframe 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 Spark dataframe 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 Spark dataframe 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 Spark dataframe skills?

Arc has a rigorous and transparent vetting process for all types of developers. To become a vetted Spark dataframe 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 Spark dataframe 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 Spark dataframe developers, you can rest assured that all remote Spark dataframe 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 Spark dataframe developers on Arc?

Arc pre-screens all of our remote Spark dataframe developers before we present them to you. As such, all the remote Spark dataframe 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 Spark dataframe programmer in 72 hours, or find a full-time Spark dataframe 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 Spark dataframe developers.

How much does a freelance Spark dataframe developer charge per hour?

Depending on the freelance developer job board you use, freelance remote Spark dataframe developers' hourly rates can vary drastically. For instance, if you're looking on general marketplaces like Upwork and Fiverr, you can find Spark dataframe 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 Spark dataframe 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 Spark dataframe 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 Spark dataframe 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 Spark dataframe developers, check out our FAQs page.

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