1

Sr Fullstack Developer Jobs in Wilmington, DE (NOW HIRING)

Sr Fullstack Developer information

See Wilmington, DE salary details

$23

$57

$83

How much do sr fullstack developer jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for sr fullstack developer in Wilmington, DE is $57.50, according to ZipRecruiter salary data. Most workers in this role earn between $47.84 and $66.25 per hour, depending on experience, location, and employer.

What is a Sr Fullstack Developer?

A Sr Fullstack Developer is an experienced software engineer who is proficient in both frontend and backend development. They work with a variety of programming languages, frameworks, and databases to build fully functional web applications. In addition to coding, senior fullstack developers often lead projects, mentor junior developers, and help make architectural decisions. Their broad skill set allows them to handle tasks across the entire technology stack, ensuring that applications are efficient, scalable, and user-friendly.

What are some typical challenges a Sr Fullstack Developer faces when balancing front-end and back-end responsibilities?

Sr Fullstack Developers often need to juggle tasks across both the front-end and back-end, which can be challenging when priorities shift quickly or deadlines are tight. Balancing deep technical knowledge in multiple frameworks and languages while ensuring seamless integration requires strong organizational skills and effective communication with both UI/UX designers and backend engineers. Additionally, staying updated with evolving technologies on both ends is crucial, so time management and continuous learning are key to success in this role.

What are the key skills and qualifications needed to thrive as a Sr Fullstack Developer, and why are they important?

To thrive as a Sr Fullstack Developer, you need advanced proficiency in both front-end and back-end programming languages, frameworks, and a solid understanding of software architecture, typically supported by a computer science degree or equivalent experience. Familiarity with tools such as Git, Docker, CI/CD pipelines, cloud platforms, and relevant certifications like AWS Certified Developer or similar are often expected. Strong problem-solving abilities, effective communication, and a collaborative mindset are vital soft skills for this role. These competencies enable developers to deliver robust, scalable solutions and effectively drive projects to completion in dynamic team environments.

What is the difference between Sr Fullstack Developer vs Backend Developer?

AspectSr Fullstack DeveloperBackend Developer
Required SkillsProficiency in both frontend (JavaScript, HTML, CSS) and backend (Node.js, Python, Java)Specialized in server-side languages and database management
Work EnvironmentWorks on both client-facing and server-side componentsFocuses primarily on backend systems and APIs
Common UsageUsed across full product development teamsPrimarily in backend-focused roles within development teams

The main difference between a Sr Fullstack Developer and a Backend Developer is the scope of expertise. A Sr Fullstack Developer handles both frontend and backend tasks, while a Backend Developer specializes in server-side development. Both roles require strong programming skills, but the Fullstack role demands broader knowledge across the entire application stack.

What are popular job titles related to Sr Fullstack Developer jobs in Wilmington, DE?

For Sr Fullstack Developer jobs in Wilmington, DE, the most frequently searched job titles are:

What job categories do people searching Sr Fullstack Developer jobs in Wilmington, DE look for?

The top searched job categories for Sr Fullstack Developer jobs in Wilmington, DE are:

Infographic showing various Sr Fullstack Developer job openings in Wilmington, DE as of August 2026, with employment types broken down into 1% As Needed, 86% Full Time, 8% Part Time, and 5% Contract. Highlights an 84% Physical, 6% Hybrid, and 10% Remote job distribution, with an average salary of $119,609 per year, or $57.5 per hour.

Contractor

Re-posted 2 days ago


Job description

Company Description

Headquartered in New Jersey (U.S), Cygnus Professionals Inc. is a next generation global information technology Solution and Consulting company powered by strong management and leadership team with over 30 person years of experience. Today, Cygnus has strong footprints in more than 4 countries with more than 25 satisfied customers. We strive to extend our presence across industries and geographies with our industry-focused business excellence.
Cygnus Professionals Inc. has been named by the US Pan Asian American Chamber of Commerce Education Foundation (USPAACC) as one of the "Fast 100 Asian American Businesses" - joining the country's fastest-growing Asian American-owned companies, based on percentage revenue growth over the immediate past two years.

Job Description

Role: .Net FullStack Developer
Location: Philadelphia, PA
Duration: 6+Months Contract
Mode of Interview: Skype After Phone
! Need Green Card OR US Citizen OR EAD GC Candidates Only !
Note: Remote work will be allowed but the team does want this person to be in the Philadelphia area to come onsite as needed (they will need to be in the office sometimes - likely quite a bit in the beginning at the onset of the engagement and then possiby 1 - 2 times per week as the project moves forward). They must understand that they could be called into the office at any point and they have to be okay with that.
Must Have:
E Commerce exp is needed
Comfortable in FullStack all layers
More as the front end and business logic layer

Description:

The Senior Software Engineer will play a key role in the development and maintenance of commercial software product(s) to build reliable, testable, scalable and high-performing enterprise class solutions for our global Fortune 500 customers.
The successful candidate must be able to create full stack components and features that are directly accessed by a user through a UI or API. You will also work with production support teams to triage priority issues.
You will work with all software product development disciplines (including engineering, architecture, product owners, testers and analysts) to develop and maintain solutions that meet the needs of the business, utilizing industry standard best practices and modern software engineering techniques. Some key responsibilities include but are not limited to:
Design, code, test and debug new product enhancements for commercial software product(s)
Drive maintainable and reusable solutions that are both secure and adhering to acceptable performance benchmarks
Embrace, implement and evangelize test automation as part of the fabric of the team
Requirements Qualifications
Bachelor's degree and 6+ years of related development experience
Demonstrated understanding and implementation of software design principles such as SOLID, DI/IoC, CI, TDD
Experience working with the full Microsoft technology stack, including .NET/C# ,SQL Server, ASP.NET, , MVC and Web API
RESTful Architecture experience
Object Relation Mapping such as Entity Framework or Hibernate
Experience with HTML5, Javascript and CSS3
Experience with front-end libraries, AngularJS, Angular, and jQuery. Bootstrap is a plus.
Experience with browser-based web applications delivered over the Internet that support user concurrency
SQL development experience
Experience using Agile Scrum software development life cycle
Experience using source control management tools such as GIT
Excellent organizational skills, multitasking ability and proven analytical, methodical thinking, problem solving and decision making skills
Excellent verbal and writing skills, including the ability to research, design, and write new documentation, as well as to maintain and improve existing material
Experience working for a national or global commercial software product company requiring software product usage and high availability in a 24/7/365 model.
Experience working with collaboration and issue tracking tools such as Confluence and JIRA
Experience working in a large, fast-paced project environment
Demonstrated understanding of cloud enabled applications and how they differ from standard enterprise applications
Strong work ethic is a must
Proactive: Must be willing to seek out information and solutions that are pertinent to their responsibilities and key to their delivery
Must be willing to remediate code written by others
Team player attitude with a focus on the success of the team is a MUST
Must be able to work in a structured development environment and follow coding standards and design patterns.

Additional Information

** U.S. Citizens and those who are authorized to work independently in the United States are encouraged to apply. We are unable to sponsor at this time.
** All your information will be kept confidential according to EEO guidelines.