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Temporary Freelance Backend Developer Jobs (NOW HIRING)

Fiserv, Inc.

Staff Backend Server Engineer

Sunnyvale, CA · On-site

$160K - $240K/yr

... DevOps practices * 3+ years of experience with Agile methodologies * 6+ years of an equivalent ... Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or ...

Jobgether

Design, develop, and maintain frontend and/or backend components for Web3, blockchain, and e ... Flexibility to choose between permanent, temporary, or freelance contract arrangements.

Anagh Technologies, Inc.

Lead React Developer

Louisville, CO · On-site

$60.75 - $77.75/hr

... not freelance / hobby experience) • Solid understanding of fundamental programming concepts • ... backend systems via REST API's • Experience with reactive programming concepts and RxJS • ...

E-Pro

Java Developer

Charlotte, NC

$49.75 - $64.50/hr

... temp-to-hire. In addition, our industry expertise and knowledge within financial services ... Experience in writing Stored Procedures, functions, SQL queries and backend programming using ...

Step

Senior Backend Software Engineer

$125.40K - $165.30K/yr

About Step We stand for the side hustlers, the creators, the freelancers, and the investors. We are ... The role Step is looking for a Senior Backend Software Engineer. What you'll do * Own features ...

Merican

Digital Interactive Developer

Temporary Assignment Work Type: Remote * We're looking for a front-end focused developer to join ... This is a freelance position (40 hours/week) working remotely with our East Coast-based team.

USM

Java Developer -----Need GC and USC

Alpharetta, GA

$49.75 - $64.50/hr

USM is recognized as one of the fastest growing IT Temporary Staffing firms in the US and most ... This person needs to have the ability to code the UI and then tie the UI to enterprise backend ...

SysMind Tech

Shopify Architect

Irving, TX · On-site

Collaborate with cross-functional teams including design, product, and backend engineering to ... Can we use Freelancer? : No * Named Job Posting? (if Yes - needs to be approved by SCSC) : No

Anagh Technologies, Inc.

Senior Angular Developer

$56 - $68.50/hr

... not freelance / hobby experience) • Solid understanding of fundamental programming concepts • ... with enterprise backend systems via REST API's & Web Sockets • Experience with reactive ...

E*Pro, Inc.

Java Developer

Charlotte, NC

$49.75 - $64.50/hr

... Temp-to-Hire. In addition, our industry expertise and knowledge within financial services ... Experience in writing Stored Procedures, functions, SQL queries and backend programming using ...

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How much do temporary freelance backend developer jobs pay per hour?

As of Jun 1, 2026, the average hourly pay for temporary freelance backend developer in the United States is $57.73, according to ZipRecruiter salary data. Most workers in this role earn between $47.36 and $68.27 per hour, depending on experience, location, and employer.
What cities are hiring for Temporary Freelance Backend Developer jobs? Cities with the most Temporary Freelance Backend Developer job openings:
What are the most commonly searched types of Temporary Backend Developer jobs? The most popular types of Temporary Backend Developer jobs are:
What states have the most Temporary Freelance Backend Developer jobs? States with the most job openings for Temporary Freelance Backend Developer jobs include:
Temporary Freelance Backend Developer jobs near you
Infographic showing various Temporary Freelance Backend Developer job openings in the United States as of May 2026, with employment types broken down into 6% Full Time, 25% Part Time, 31% Temporary, and 38% Contract. Highlights an 83% Physical, and 17% Remote job distribution, with an average salary of $120,086 per year, or $57.7 per hour.
Staff Backend Server Engineer

Staff Backend Server Engineer

Fiserv, Inc.

Sunnyvale, CA • On-site

$160K - $240K/yr

Full-time

Posted 27 days ago

Fiserv rating

7.6

Company rating: 7.6 out of 10

Based on 85 frontline employees who took The Breakroom Quiz

106th of 138 rated financial services

Job description

Calling all innovators - find your future at Fiserv.
We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.
Job Title
Staff Backend Server Engineer
Clover is a pioneer in the fintech space, dedicated to transforming the way small and medium-sized businesses operate. As a part of Fiserv, we provide an all-in-one point-of-sale (POS) and business management platform that handles everything from seamless payment processing to inventory and staff management. With over 15 billion transactions processed annually, Clover empowers merchants worldwide to run their businesses more efficiently and grow with confidence.
What does a successful Staff Backend Server Engineer do at Clover?
You will play a critical role in designing, developing, and maintaining high-quality software applications. You will work with cross-functional teams to deliver solutions that align with our business goals and client needs.
What you will do:
  • Lead the design, development, and implementation of software applications to support Clover's business goals.
  • Collaborate with cross-functional teams to gather requirements and translate them into technical specifications.
  • Perform coding, testing, and debugging of applications to ensure optimal performance and reliability.
  • Maintain and improve existing codebases and lead peer review processes.
  • Mentor junior developers and provide technical guidance to enhance team capabilities.
  • Responsibilities listed are not intended to be all-inclusive and may be modified as necessary.

What you will need to have:
  • 8+ years of experience in software development
  • 6+ years of Deep Java Development
  • 3+ years of experience with Spring Boot
  • 4+ years of experience in AWS, Azure, or GCP services
  • 3+ years of experience in SQL databases
  • 3+ years of experience with CI/CD pipelines and DevOps practices
  • 3+ years of experience with Agile methodologies
  • 6+ years of an equivalent combination of educational background, related experience, and/or military experience
  • 1+ years of working with AI Platforms

What would be great to have:
  • Experience in the financial services industry
  • Experience with AI Platforms

You must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered for this role.
Salary Range
$160,000.00 - $240,000.00
These pay ranges apply to employees in Sunnyvale, California. Pay ranges for employees in other states may differ.
It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.
For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company's sole discretion.
Thank you for considering employment with Fiserv. Please:
  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Equal Opportunity:
Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.
If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact AskHR.US@fiserv.com. Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv's Disability Accommodation Policy for additional information.
Note to agencies:
Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.
Warning about fake job posts:
Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

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