Senior Software Engineer - Full Stack - .NET/Node.js

Sorry, this job was removed at 06:06 p.m. (CST) on Wednesday, Sep 10, 2025
Hiring Remotely in United States
Remote
100K-140K Annually
Software
The Role
🌟 Accomplished Tech Visionary: 

Elevate your expertise to new heights at 3Pillar, the premier destination for trailblazing senior software engineers like yourself. Picture collaborating with industry leaders, spearheading transformative projects that redefine urban living, establishing new media channels for enterprise companies, or driving innovation in healthcare. Our mission is to revolutionize the tech landscape, and your skills are integral to achieving this ambitious goal.

Your role extends beyond the realm of code composition; you will architect transformative solutions that reshape entire industries. Join us and spearhead the charge toward a tech future that transcends the ordinary. 🔮🌐

Key Responsibilities:

  • Facilitate effective communication with client project stakeholders regarding project status and recommendations.
  • Craft client code that is not just efficient, but also performant, testable, scalable, secure, and of the highest quality.
  • Actively participate in accurate planning and estimation efforts, utilizing project methods and tools.
  • Proficiently gather requirements and organize/present developed features for clients.
  • Execute complex activities within the current methodology and quality standards, showcasing success across diverse engagements.
  • Promote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success.
  • Engage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities.
  • Actively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams, and supporting the growth of technical capabilities.
  • Independently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment.

Minimum Qualifications:

  • 5-7+ years of professional experience as an active participant of an Agile Development Team.
  • Expert understanding of the JavaScript language and its nuances, including ES6+ syntax and the TypeScript superset
  • Expert understanding of C#, .NET Framework and SQL Server.
  • Expert understanding NodeJS, and modern Javascript frameworks
  • Advanced understanding of microservice architectures, with knowledge of developing performant, high availability applications
  • Advanced experience writing unit tests, understanding of E2E testing practices
  • Advanced experience with REST and GraphQL based web services
  • Advanced experience with serverless application development (AWS Lamdba, Azure Functions) and cloud based infrastructure
  • Intermediate experience building framework and platform agnostic packages
  • Demonstrated ability to work on complex enterprise systems, or successfully deliver a greenfield product
  • Ability to understand business requirements and translate them into technical requirements

Additional Experience Desired:

  • Experience with Ruby, Ruby on Rails, C# and/or Shopify
  • Experience working with AI assisted tooling
  • Experience working with containers, Docker, Kubernetes or other orchestration services
  • You’re passionate about software development... it’s not just your career, it’s your hobby too
  • You’re constantly striving to learn new things and improve
  • You follow industry news, regularly tinker with innovative technologies, and read books and blogs to keep your skills current

What is it like working for 3Pillar Global?

  • At 3Pillar, we offer a world of opportunity:
  • Imagine a flexible work environment – whether it's the office, your home, or a blend of both. From interviews to onboarding, we embody a remote-first approach. 
  • You will be part of a global team, learning from top talent around the world and across cultures, speaking English everyday. Our global workforce enables our team to leverage global resources to accomplish our work in efficient and effective teams. 
  • We’re big on your well-being – as a company, we spend a whole trimester in our annual cycle focused on wellbeing. Whether it is taking advantage of fitness offerings, mental health plans (country-dependent), or simply leveraging generous time off, we want all of our team members operating at their best.
  • Our professional services model enables us to accelerate career growth and development opportunities - across projects, offerings, and industries.
  • We are an equal opportunity employer. It goes without saying that we live by values like Intrinsic Dignity and Open Collaboration to create cutting-edge technology AND reinforce our commitment to diversity - globally and locally. 
  • Join us and be a part of a global tech community! 🌍💼  Check out our Linkedin site and Careers page to learn more about what it’s like to be part of our #oneteam! 

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The Company
Fairfax, VA
1,784 Employees
Year Founded: 2006

What We Do

3Pillar Global builds breakthrough software products that power digital businesses. 3Pillar is an innovative product development partner whose solutions drive rapid revenue, market share, and customer growth for industry leaders in Software and SaaS, Media and Publishing, Information Services, and Retail. Leveraging a lean and agile approach, 3Pillar delivers value-generating, digital solutions with specialized product strategy and management, user experience design, as well as software and data engineering expertise across mobile, cloud, and disruptive technologies.

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