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Senior Mern Stack Developer Jobs in Pennsylvania

\n \n \n \n \n My client, a world renowned, fortune 500 fintech company are seeking a full stack developer to join their team. \n \n \n \n \n \n Role Overview The primary responsibility of the full ...

\n \n \n \n \n We are working with a reputable and rapidly expanding global client in South East Ireland to help them secure 4x new Senior Full Stack Developers with strong Angular on the front end. ...

Sr.Java Full Stack Developer

Pittsburgh, PA · On-site

$51 - $65.75/hr

Job Title: Sr. Java Full Stack Developer Location: Pittsburgh, Pennsylvania Type: Contract To Hire Responsibilities: * Design, develop, and maintain Java API services, including RESTful APIs and ...

Showing results 21-40

Senior Mern Stack Developer information

What are the key skills and qualifications needed to thrive as a Senior MERN Stack Developer, and why are they important?

To thrive as a Senior MERN Stack Developer, you need deep expertise in JavaScript, proficiency with MongoDB, Express.js, React.js, and Node.js, and typically a bachelor's degree in computer science or related field. Experience using source control systems like Git, familiarity with cloud platforms (e.g., AWS), and understanding of CI/CD pipelines are highly valued. Strong problem-solving, leadership, and effective communication skills help you guide teams and collaborate with stakeholders. These skills ensure efficient development of scalable web applications and effective team leadership in dynamic tech environments.

What is a Senior MERN Stack Developer?

A Senior MERN Stack Developer is an experienced software engineer who specializes in building full-stack web applications using the MERN stack: MongoDB, Express.js, React, and Node.js. They handle both front-end and back-end development, create scalable and efficient applications, and often mentor junior team members. In addition to coding, they may be responsible for designing application architecture, optimizing performance, and ensuring best practices throughout the development process.

How does a Senior MERN Stack Developer typically collaborate with other team members on large-scale projects?

As a Senior MERN Stack Developer, you’ll often work closely with front-end and back-end developers, UI/UX designers, QA engineers, and product managers to deliver robust web applications. Collaboration usually involves participating in code reviews, architectural discussions, sprint planning, and daily stand-up meetings. You may also mentor junior developers, help define best practices, and ensure seamless integration across the MERN (MongoDB, Express, React, Node.js) stack. Effective communication and teamwork are essential, especially when troubleshooting complex issues or deploying new features.
What are the most commonly searched types of Mern Stack Developer jobs in Pennsylvania? The most popular types of Mern Stack Developer jobs in Pennsylvania are:
What cities in Pennsylvania are hiring for Senior Mern Stack Developer jobs? Cities in Pennsylvania with the most Senior Mern Stack Developer job openings:
Infographic showing various Senior Mern Stack Developer job openings in Pennsylvania as of June 2026, with employment types broken down into 25% Full Time, 65% Part Time, 5% Temporary, and 5% Contract. Highlights an 87% Physical, 6% Hybrid, and 7% Remote job distribution.

Full-time

Re-posted 4 days ago


Job description

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\n My client, a world renowned, fortune 500 fintech company are seeking a full stack developer to join their team.<\/span>
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\n Role Overview
<\/u><\/b>The primary responsibility of the full stack developer, in collaboration with a multidisciplinary delivery team, will be the design and development of software applications based on defined requirements.
<\/i>Primary Objectives<\/u><\/b>\n <\/div>\n
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  • Contribute to implementing and documenting technical solutions within a collaborative, high trust, solutions delivery team that will contain scrum masters, product owners, architects, other engineers (developers, test engineers and technical delivery engineers).
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  • Support the architectural direction, solution specification, development, implementation and delivery of new and existing applications or services.
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  • Embrace emerging technologies and keep abreast of new frameworks, tools and programming languages.
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  • Work within an agile delivery process to deliver high quality estimates and outcomes for complex projects.
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  • Be a proactive stakeholder in code quality, coding to standards, secure code (understanding of OWASP) and overall product quality.
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  • Be responsible for the execution of the full suite of development tasks in a modern delivery pipeline, including validation activities (such as unit, component, system integration and regression testing) and infrastructure activities (such as IAC within automated pipelines).
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  • Creation of monitoring and logging solutions to allow for state\-of\-the\-art monitoring of the enterprise applications within the production environment.
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  • Provide knowledge transfer; actively support and educate internal and external team members by helping educate others.
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    \n Partner with developers, analysts, and tech leads across the enterprise to identify business needs and appropriate technical solutions.
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    \n Continuously innovate in terms of process and technology.
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    \n Must have strong verbal, written and organizational skills and strong customer focus.
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    \n Knowledge & Skills<\/u><\/b>
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    • Minimum 5 years' experience in designing, developing and implementing software applications.
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    • Full stack development experience is preferred.
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    • Bachelor's degree in a relevant discipline such as computer science, business informatics or mathematics. Comparable education or professional experience also considered.
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    • In\-depth experience with several full stack technologies such as Spring, Spring\-Boot, Spring\-Web, JSF, JPA\/Hibernate, REST, Kafka, HTML\/CSS, JavaScript and Bootstrap, React\/Angular.
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    • Excellent knowledge in JEE\/Spring, JAVA 8, Maven, Shell\-Scripting.
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    • Experience with micro\-service architectures and linux based operating systems
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    • Experienced in runtime, build and deployment technologies as well as project tools, e.g. Eclipse, IntelliJ, GitLab, JIRA and Confluence.
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    • Knowledge of modern database technologies (relational\/non\-relational).
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    • Knowledge of virtual infrastructure and associated services (e.g. public cloud) as well as containerization and orchestration technologies (ideally docker, pcf, kubernetes).
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    • Knowledge of payments industry ideal (ISO8583, POS etc.)
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    • Willingness to take ownership and the ability to demonstrate strong personal commitment. Must be comfortable with being considered a reliable and proactive influential team member who is not afraid to take on responsibility in the team (for highlighting, planning and implementing improvements in existing and new applications). Must be high on social skills, team spirit and empathy.
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    • Strong communication skills (e.g. with business analysts and stakeholders as well as technical\-representatives), coordination skills
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    • Highly organized and highly competent in solving issues and finding solutions.
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