Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Full Stack Software Engineer

Apex Systems Inc

Senior Full Stack Software Engineer

Location: Remote in US working CST hours

Duration: 12 month contract w/extension


Role Overview

Our organization is seeking a Senior Full Stack Software Engineer to join a Global Digital and Technology team focused on creating innovative systems. This individual will work with back-end services teams, front-end designers, and product management to build scalable web applications. The role involves direct participation in team performance and development efforts, along with collaboration with the Operations team for infrastructure support.

Key Responsibilities
  • Design, develop, and operate full-stack cloud solutions and services in an AWS cloud environment using a serverless-first approach, including React, TypeScript, AWS Lambda, and Node.js.
  • Write clean, maintainable, and efficient code following industry best practices and coding standards.
  • Develop user interface components with React, demonstrating a command of component composition, state management, and render lifecycle.
  • Define application infrastructure using an Infrastructure-as-Code (IaC) approach, primarily with Terraform.
  • Provide hands-on technical leadership throughout the development lifecycle, with a focus on delivering high-quality solutions.
  • Maintain DevOps processes and deployment pipelines to support application implementation and feature releases.
  • Support system migrations to the cloud by refactoring legacy systems and modernizing applications.
  • Collaborate with product managers and UX designers to align engineering efforts with business goals.
  • Take ownership of end-to-end feature development, from ideation to deployment and continuous improvement.
  • Mentor engineering team members in technical decision-making and adherence to engineering practices.
Required Qualifications

Experience:
  • 8+ years of experience architecting and developing full-stack solutions, with hands-on use of software build and deployment tools like Jenkins, Git, and CI/CD pipelines.
  • 8+ years of experience in application and backend API development using object-oriented programming such as Java, Go, or TypeScript/JavaScript.
  • 8+ years of web application development experience using technologies such as HTML, CSS, React, and Node.js.
  • Experience with cloud database services, including DynamoDB and Snowflake.
  • Experience with containerization tools like Docker or AWS ECS/Fargate.
  • Experience with Infrastructure-as-Code (IaC) tools such as Serverless Framework, AWS CloudFormation, and Terraform.
  • Experience working in Agile development environments.
Technical Skills:
  • Strong understanding of AWS serverless solutions, including S3, CloudFront, API Gateway, Lambda, SQS, and EventBridge.
  • Knowledge of event-driven and service-oriented architectures.
  • Strong problem-solving and troubleshooting skills.
  • Strong verbal and written communication skills.
Education:
  • Bachelor's degree in computer science, engineering, management information systems, or equivalent education.
  • Candidates with strong experience in lieu of a formal degree are encouraged to apply.
Preferred Qualifications
  • Proficiency in relational databases such as Snowflake, DB2, or Redshift, along with an understanding of database concepts and dimensional modeling.
  • Experience with Snowpark Container Services or a similar tool.
  • AWS Certification (e.g., AWS Solution Architect Associate, AWS Developer, AWS DevOps).
  • Snowflake Certification.
Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or View phone number on click.appcast.io. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.
Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Senior Full Stack Software Engineer in United States vacancy
  • Role Description As a Senior Full Stack Engineer at Mastery, you’ll help build and evolve large scale distributed systems that power mission critical...  ...technical challenges and deliver reliable, scalable software with real world impact. You’ll work within the Load Execution... 
    Senior
    Base plus commission
    Full time

    Mastery Logistics Systems

    Remote
    1 day ago
  •  ...team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Full Stack Senior Lead Software Engineer- Hedge Fund Technology at JPMorganChase within the Asset and Wealth Management Technology Organization- Highbridge... 
    Senior
    For contractors
    Work at office

    J.P. Morgan

    New York, NY
    14 days ago
  • Role Description We’re looking for a Senior Full-Stack Engineer who can take ownership of the codebase and infrastructure. This isn’t just a “build...  ...quality Qualifications ~5–8+ years of professional software development experience ~Strong proficiency in Java and... 
    Senior
    Full time
    Flexible hours

    Particle41

    Remote
    5 days ago
  • Role Description As a Senior Full Stack Engineer, you will design and deliver modern, scalable applications that connect deeply with our users...  ...product, design, platform, and AI engineering teams to create software that is robust, maintainable, and forward-looking. Key... 
    Senior
    Full time
    Contract work
    Temporary work

    CINC Systems

    Remote
    16 hours ago
  • 00001 Ameriprise Financial Inc is seeking a skilled software developer to design, code, test, and support application software. The ideal...  ...established standards, and ongoing mentoring of junior developers. Full-time employment without visa sponsorship is expected. Come be a... 
    Senior
    Full time

    00001 Ameriprise Financial Inc

    Charlotte, NC
    3 days ago
  • Role Description At Pavago, we’re hiring on behalf of one of our clients for a Senior Full Stack Software Engineer to build, scale, and maintain modern web applications and the cloud infrastructure that powers them. This is a highly technical, hands-on engineering role... 
    Senior
    Full time
    Remote work

    Pavago

    Remote
    5 days ago
  • $130k - $140k

     ...innovation for our customers through transformative applications of large language models (LLMs). We're looking for a strong full-stack engineer who is proficient in web frameworks, backend development, and infrastructure to spearhead the development of full-stack AI solutions... 
    Senior
    Full time

    Circle.so

    Remote
    5 days ago
  • $180k - $200k

     ...are intuitive for partner users and maintainable for the next engineer who touches the code. ~Champion engineering excellence through...  ...over time. Qualifications ~5+ years of professional software development experience with significant depth in React and TypeScript... 
    Senior
    Full time
    Work at office
    Remote work
    Work from home
    Flexible hours

    Bestow

    Remote
    1 day ago
  • $91.7k - $163.7k

     ...scalable, secure, and high‑quality software solutions supporting core...  .... ~Develop and maintain full‑stack solutions using React, Node....  ...discussions, raising engineering standards and ensuring adherence...  ...and performance. ~Provide senior‑level technical leadership... 
    Senior
    Full time
    Immediate start
    Remote work

    UnitedHealth Group

    Remote
    2 days ago
  • $111.7k - $186.1k

    Role Description The Senior Full Stack Software Engineer (Software Engineering Advisor) is a senior-level role that helps design, build, and support software solutions. This person works closely with leaders and team members to deliver projects that meet business needs.... 
    Senior
    Full time
    Work experience placement
    Work from home

    The Cigna Group

    Remote
    6 days ago
  • $150k - $190k

    Role Description We are looking for an experienced Full Stack Software Engineer to help build and maintain Proof's products. ~Collaborate with Product and Network and Agent Experience team engineers to design, create, and maintain features for Proof's customers and users... 
    Senior
    Full time
    Temporary work
    Work from home

    Proof

    Remote
    16 hours ago
  •  ...support this mission, we are seeking Senior "Everything Engineers" with a Backend focus to modernize a...  ...built through an Agentic AI Software Development Lifecycle. You will use...  ...slices of business capability across the full stack, from UI components in React to infrastructure... 
    Senior
    Full time
    Contract work

    Redhorse Corporation

    Remote
    16 hours ago
  • $152k - $200k

    Role Description As a Senior Full Stack Software Engineer at Fanatics Credit Card, you will be a key technical leader helping architect, build, and scale the platform powering our card program and rewards experience. You'll work across the full stack - from crafting elegant... 
    Senior
    Full time
    Temporary work
    Shift work

    Fanatics Inc.

    Remote
    1 day ago
  • Role Description We are currently looking for a Senior Full Stack Software Engineer for a 100% remote position on a large federal government project. In this role, you will support the design, development, and delivery of secure, scalable, and mission-critical healthcare... 
    Senior
    Full time
    Remote work

    VetsEZ

    Remote
    8 days ago
  • Role Description Decisiv is hiring a Senior Full-Stack Software Engineer to help us build the next generation of our Service Relationship Management platform. We are looking for senior engineers who: ~Think in systems and hold a high bar for quality and reliability at... 
    Senior
    Full time
    Visa sponsorship
    Work visa

    Decisiv Inc

    Remote
    5 days ago
  • $110k - $150k

    Role Description We are selectively seeking one highly skilled, senior-level full-stack software engineer to join our fintech business unit supporting banking customers across North America. This is a hands-on role spanning the full software development lifecycle: ~Design... 
    Senior
    Full time
    Temporary work
    Remote work
    Flexible hours

    Instantiations, Inc.

    Remote
    1 day ago
  • $190k - $210k

    Role Description Neo.Tax is seeking a Senior Full-Stack Software Engineer who wants to build products that automate manual enterprise accounting and finance processes. The ideal candidate has expertise in developing complex web applications on both the frontend and backend... 
    Senior
    Full time
    Temporary work
    Remote work
    Work from home
    Flexible hours

    Neo.Tax

    Remote
    2 days ago
  •  ...Senior Full Stack Software Engineer Ether.fi is one of the largest crypto companies in the world. We have over $10B in assets under management and a team of 30 almost all technical staff. We've been profitable day one and are focusing on building real consumer applications... 
    Senior

    Ether

    Denver, CO
    3 days ago
  •  ...About the job Senior Full Stack Software Engineer Senior Full Stack Software Engineer - REMOTE Our client is at the forefront of applying machine learning research to transform the way medical conversations are understood and utilized. We are on the lookout... 
    Senior
    Remote work

    Tech Stars Group LLC

    Atlanta, GA
    3 days ago
  • $145k

     ...principles, our team of talented engineers is dedicated to building...  ...Passionate about crafting exceptional software. ~Revel in writing code...  ...opportunities. The Tech Stack: ~Comfortable across the...  ...~Years of experience as a Senior software development engineer... 
    Senior
    Full time
    Temporary work
    Work at office
    Immediate start
    Remote work
    Home office

    Seeq

    Remote
    4 days ago
  •  ...Need very senior person 10 plus I would think Says hybrid but I don't think they come on site Java /Python...  ...will help support the API Platform implementation. Senior Full-Stack Software Engineer responsible for building web applications using Python,... 
    Senior

    3B Staffing LLC

    Washington DC
    3 days ago
  • $180k - $210k

    Role Description We’re hiring a Senior Full Stack Engineer who genuinely enjoys the front-end and wants to actively push our technology forward. Reporting directly to a hands-on Senior Engineering Manager, you’ll work across our entire stack—our backend runs on Python,... 
    Senior
    Full time
    Work at office
    Local area
    Remote work
    Flexible hours

    Imgix

    Remote
    16 hours ago
  • Role Description Estamos buscando un/a Full Stack Developer SR (Node.js + React) para sumarse a nuestro equipo y participar en el diseñ...  .... Qualifications ~+5 años de experiencia desarrollando software en entornos productivos. ~Experiencia sólida con Node.js (ideal... 
    Senior
    Full time
    Remote work
    Home office

    NEORIS

    Remote
    7 days ago
  • $115k - $145k

    Role Description We're looking for a Senior Full-Stack Software Engineer to join the Gigantic Playground team. You'll play a central role in driving technological innovation for our clients - primarily in the business-to-consumer space - by crafting cutting-edge interactive... 
    Senior
    Full time
    Remote work

    CourtAvenue

    Remote
    16 hours ago
  •  ...Full Stack Software Engineer Are you a senior software engineer who enjoys modernizing enterprise applications and solving complex technical challenges? Our client, a respected organization in the financial services industry, is investing heavily in the modernization... 
    Senior

    Professional Project Partners Inc

    West Des Moines, IA
    4 days ago
  •  ...rigorous problem-solving, and obsessive attention to detail. Our engineering team is elite, our lawyers ship code every day, and we are...  ...What We Look For ~6-20+ years of experience as a full stack engineer or product engineer at a leading startup, growth stage... 
    Senior
    Work at office
    Flexible hours
    Day shift

    Sandstone Services

    New York, NY
    1 day ago
  • $106.9k - $147k

     ...Fortune 100 healthcare technology leader. We are looking for a Senior Full Stack Engineer to join our team and help shape the Future of PBM...  ...Your mission is to leverage industry best practices in software development, system architecture, and technical leadership... 
    Senior
    Bi-weekly pay
    Full time
    Temporary work
    Remote work
    Work from home

    Humana

    Remote
    5 days ago
  •  ...Senior Full Stack Software Engineer Watertown, MA December 17, 2025 Job Description The Company: We believe general-purpose, generally-intelligent robots will be built in our lifetimes. Robots will work in our factories, move our goods, walk on our streets... 
    Senior
    Work at office
    Remote work

    Venturefizz Product Management Community

    United States
    3 days ago
  •  ...Senior Software Engineer Spreetail propels brands to increase their ecommerce market share across the globe while improving their operational costs. Learn how we are building one of the fastest-growing ecommerce companies in history. At Spreetail, we believe in... 
    Senior
    Work at office
    Remote work

    Spreetail

    United States
    1 day ago
  • $180k - $240k

     ...normalization, storage, indexing Ship across the stack (Python backend, TypeScript/Next.js...  ...to turn domain problems into working software Own reliability and make good...  ...vs. speed You ~4+ years of software engineering experience ~ Strong in Python and TypeScript... 
    Senior
    Work visa
    Flexible hours

    Labric

    San Mateo, CA
    1 day ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Full Stack Software Engineer. Be the first to apply!