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Mid Level Full Stack Developer Jobs in Westminster, MD

AI Summer Intern

Ellicott City, MD

$15 - $20/hr

Ability to follow mature engineering patterns , since HCIactive has been using AI-assisted development practices for over three years and has well-established workflows. * Familiarity with full-stack ...

Principal Software Engineer

Ellicott City, MD · On-site

$134K - $180K/yr

Provide guidance/support to other junior/mid-level developers. * Experience as hands on Technical Lead * All other duties as assigned or directed. Requirements SKILLS REQUIREMENT: BASIC QUALIFICATION:

... Level Entry Level Job Type & Location This is a Contract position based out of Mt Airy, MD. Pay and ... As an industry leader in Full-Stack Technology Services, Talent Services, and real-world ...

... Level Entry Level Job Type & Location This is a Contract position based out of Mt Airy, MD. Pay and ... As an industry leader in Full-Stack Technology Services, Talent Services, and real-world ...

Coordinate and mentor project staff, including junior, mid-level, and senior engineers, as well as subconsultants. * Review engineering plans, reports, and specifications for technical accuracy ...

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Mid Level Full Stack Developer information

See Westminster, MD salary details

$23

$56

$82

How much do mid level full stack developer jobs pay per hour?

As of Jun 22, 2026, the average hourly pay for mid level full stack developer in Westminster, MD is $56.95, according to ZipRecruiter salary data. Most workers in this role earn between $47.36 and $65.62 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Mid Level Full Stack Developer position, and why are they important?

To thrive as a Mid Level Full Stack Developer, you need a solid understanding of front-end and back-end development, proficiency in programming languages like JavaScript, Python, or Java, and experience with frameworks such as React and Node.js. Familiarity with version control systems like Git, cloud platforms (e.g., AWS or Azure), and relevant certifications such as AWS Certified Developer can be advantageous. Strong problem-solving skills, effective communication, and the ability to work collaboratively set outstanding candidates apart. These skills and qualities are essential for building scalable applications and navigating the dynamic requirements of cross-functional development teams.

What is a Mid Level Full Stack Developer job?

A Mid Level Full Stack Developer is responsible for developing and maintaining both front-end and back-end components of web applications. They have a solid understanding of programming languages, frameworks, databases, and server-side logic. Typically, they collaborate with designers, other developers, and stakeholders to implement features and optimize performance. With a few years of experience, they can work independently on tasks while contributing to project architecture and problem-solving.

What is L1, L2, L3, and L4 developer?

In the context of a Mid Level Full Stack Developer role, L1, L2, L3, and L4 typically refer to different levels of seniority or expertise within an organization, with L1 being entry-level and L4 indicating a senior or lead position. These levels often correspond to experience, technical skills, and responsibilities, and are used to structure career progression and compensation. Understanding these levels helps in assessing job expectations and growth opportunities in full stack development roles.

What is a mid-level full stack developer?

A mid-level full stack developer is a software professional with experience in both front-end and back-end development, typically possessing 2-5 years of experience. They are proficient in multiple programming languages, frameworks, and tools, and can handle project tasks independently while collaborating with teams. This role often requires knowledge of databases, version control, and deployment processes.

Will Fullstack be replaced by AI?

Full Stack Developers perform tasks that involve coding, designing, and maintaining both frontend and backend systems, which require critical thinking and problem-solving skills. While AI tools can assist with coding and automation, they are unlikely to fully replace the need for human developers who understand project context, user experience, and complex system integration. Continuous learning and adapting to new technologies remain essential in this role.

What types of projects and responsibilities can I expect as a Mid Level Full Stack Developer?

As a Mid Level Full Stack Developer, you’ll typically work on both client-facing and server-side components of web applications, collaborating closely with UX/UI designers, backend engineers, and product managers. You may be responsible for creating new features, debugging complex issues, optimizing application performance, and maintaining codebases. It's common to participate in code reviews and Agile sprints, ensuring best practices are followed throughout the development cycle. This role provides exposure to a wide range of technologies and business needs, offering strong opportunities for learning and career advancement as you take on more complex assignments.

Is full stack worth it in 2026?

For a Mid Level Full Stack Developer, full stack development remains a valuable skill set due to high demand for versatile developers proficient in both front-end and back-end technologies. Staying current with frameworks like React, Node.js, and cloud platforms can enhance job prospects, as full stack roles often require knowledge of multiple programming languages and tools. The role offers opportunities for growth, but continuous learning is essential to remain competitive in the evolving tech landscape.
What are popular job titles related to Mid Level Full Stack Developer jobs in Westminster, MD? For Mid Level Full Stack Developer jobs in Westminster, MD, the most frequently searched job titles are:
What job categories do people searching Mid Level Full Stack Developer jobs in Westminster, MD look for? The top searched job categories for Mid Level Full Stack Developer jobs in Westminster, MD are:
What cities near Westminster, MD are hiring for Mid Level Full Stack Developer jobs? Cities near Westminster, MD with the most Mid Level Full Stack Developer job openings:
Software Engineer - QuantumBlack, AI by McKinsey

Software Engineer - QuantumBlack, AI by McKinsey

McKinsey & Company

Lisbon, MD • On-site

Full-time

Posted 17 days ago


McKinsey & Company rating

8.5

Company rating: 8.5 out of 10

Based on 22 frontline employees who took The Breakroom Quiz

15th of 57 rated business consultants


Job description

Do you want to do work that matters, alongside supportive leaders who will help you grow faster than you ever thought possible? Are you a creative problem-solver who is energized by challenges? You've come to the right place.
YOUR IMPACT
As a Software Engineer, you will collaborate with a global network of technologists, designers, and strategists to help clients transform their businesses through innovative digital solutions.
In this hands-on role, you'll develop cutting-edge products, mentor client teams, and shape engineering cultures while growing your expertise across diverse industries and technologies.
In this role, you will work hands-on with clients across industries to bring their digital ambitions to life.You will develop software products and services from the ground up while coaching and mentoring client teams on engineering best practices, user-centric design, and Agile values. By co-creating with clients and their leadership, you'll help build not only cutting-edge products but also the technical capabilities and cultures needed to sustain them.
Your work will drive meaningful change for clients and their industries.You will participate in cross-functional problem-solving sessions with client leaders, shaping their digital strategies and delivering solutions that go beyond the product itself. Your efforts will help clients build scalable teams and engineering cultures that enable long-term success.
You will collaborate with clients across industries to turn their digital ambitions into reality through hands-on technical expertise.You will be based in Madrid or Lisbon and will be part of QuantumBlack AI by McKinsey, a multidisciplinary group of software engineers, AI engineers, data scientists, and technology consultant passionate about creating industry-shaping products and tools.
At McKinsey, you'll grow as a technologist and leader.You'll work across diverse industries and technologies, learning something new with every project. With opportunities to contribute to digital strategies, build impactful products, and mentor others, you'll have the freedom to chart your own path and grow in the areas that excite you most.
YOUR GROWTH
Driving lasting impact and building long-term capabilities with our clients is not easy work. You are the kind of person who thrives in a high performance/high reward culture - doing hard things, picking yourself up when you stumble, and having the resilience to try another way forward.
In return for your drive, determination, and curiosity, we'll provide the resources, mentorship, and opportunities you need to become a stronger leader faster than you ever thought possible. Your colleagues-at all levels-will invest deeply in your development, just as much as they invest in delivering exceptional results for clients. Every day, you'll receive apprenticeship, coaching, and exposure that will accelerate your growth in ways you won't find anywhere else.
When you join us, you will have:
  • Continuous learning: Our learning and apprenticeship culture, backed by structured programs, is all about helping you grow while creating an environment where feedback is clear, actionable, and focused on your development. The real magic happens when you take the input from others to heart and embrace the fast-paced learning experience, owning your journey.
  • A voice that matters: From day one, we value your ideas and contributions. You'll make a tangible impact by offering innovative ideas and practical solutions, all while upholding our unwavering commitment to ethics and integrity. We not only encourage diverse perspectives, but they are critical in driving us toward the best possible outcomes.
  • Global community: With colleagues across 65+ countries and over 100 different nationalities, our firm's diversity fuels creativity and helps us come up with the best solutions for our clients. Plus, you'll have the opportunity to learn from exceptional colleagues with diverse backgrounds and experiences.
  • World-class benefits: On top of a competitive salary (based on your location, experience, and skills), we provide a comprehensive benefits package to enable holistic well-being for you and your family.

YOUR QUALIFICATIONS AND SKILLS
  • Bachelors, Master's or PhD level degree in a discipline such as: computer science, machine learning, applied statistics, mathematics, engineering or artificial intelligence
  • 2-5+ years of experience developing full-stack applications by writing code that is readable, testable, maintainable, and scalable
  • Demonstrated experience working collaboratively with other developers, as well as technical and non-technical people within software teams
  • Hands-on experience and willingness to learn across frontend (TypeScript, React, Angular, Vue, Next.js, Tailwind), backend (Python, Node.js, Java/Spring, C#/.NET), and databases (SQL, NoSQL, vector databases, ETL)
  • Experience with LLM frameworks, prompt orchestration, agent frameworks, MCPs, evaluation frameworks, and cloud platforms (Azure, AWS, GCP), including Docker and CI/CD
  • Strong focus on automated testing, logging, monitoring, and overall system reliability
  • Experience working in Agile teams, including active participation in sprint ceremonies
  • Experience pair programming collaboratively with other developers
  • Exceptional time management to meet your responsibilities in a complex and largely autonomous work environment
  • Strong communication skills, both verbal and written, in English and Spanish (requirement for Madrid location), with the ability to adjust your style to suit different perspectives and seniority levels

Please review the additional requirements regarding essential job functions of McKinsey colleagues.
Our unwavering commitment to integrity drives everything we do, guiding us to always act in the best interests of our clients, our people, and the communities we serve.

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