3Pillar
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1001 to 5000 Employees · Fairfax, US
We are a product lifecycle management and development company that accelerates business growth. We believe in engineering software products that have a true purpose. And we know that you need a partner that doesn't just plan, but one who can get it done. At 3Pillar, we think big, we solve small. We build software products that drive revenue. And we know that driving revenue requires aligning technology needs to business outcomes. We do that by identifying the best ways to optimize the customer experience and monetize your data or content. We bring together business, customer, and technology perspectives to create strategies that ensure client's product or portfolio acquires, retains, and engages customers. We challenge convention through Lean Startup and Design Thinking methods by analyzing markets, interviewing customers, looking at the competition, and helping define roadmaps to set a course for success.
Hiring: Engineering
What employees say
+ Work from home timely pay
− * Limited appreciation or recognition from management. Feedback tends to focus on shortcomings rather than acknowledging good performance or extra effort, which can be demotivating
More reviews on the company profile.
Interview experience · QA Engineer
Interview process consists of two technical round and one hr managerial round which mosty asked api automation testing and ui automation using selenium amd some sort of manual testi g questions like regression , smoke an
Average difficulty · Noida · 40 reports
More interview insightsJob description
Overview
Embark on an exciting journey into the realm of AI Product Engineering with 3Pillar!
Responsibilities
- Craft client code that is not just efficient but also performant, testable, scalable, secure, and of the highest quality.
- Provide accurate status tracking, reporting, and estimation using project methods and tools.
- Gather requirements, validate their understanding amongst the team, and create and maintain relevant documentation.
- Execute activities within the current methodology and uphold the highest quality standards.
- Foster collaboration with fellow engineers, designers, and managers to comprehend user pain points and iterate on solutions that drive client success.
- Take ownership of projects, from technical design to a successful launch.
Qualifications
- Demonstrated expertise with at least 5+ years of experience in one specified technology.
- Backend C# & ASP.NET (.NET 6 and webforms)
- Several COM+ components (hard to debug, deploy, update)
- Database SQL Server (with .NET CLR and +Crystal Reports)
- Frontend Angular 16, Typescript
- Frontend Libraries (Bootstrap 5)
- Architecture: Microservices oriented monorepo
- AIRE or Agentic SDLC development experience and AI Tools (such as Claude, Copilot, or similar)
- Experience in engineering software systems of medium-to-large scope and complexity.
- Familiarity with Agile software development methodologies.
- Proficiency with relational databases and SQL.
- Experience in building frontend/backend applications at scale.
- Proficiency in the English language.
- Knowledge of source control tools.
- Understanding of Software Development Life Cycle (SDLC).
- Proficiency in Object-Oriented Programming (inheritance, polymorphism, classes, instances, properties).
- Knowledge of protocols like HTTP, and serialization formats like JSON and XML.
- Knowledge of document databases.
- Experience with Unit testing.
- 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.
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Job application FAQ
Last updated 13 October 2026
- How do I apply for Sr. Fullstack Consultant (C# & Angular) at 3Pillar?
- Open this job on Feedback AI and sign up free (or sign in). You can apply from the job detail page; match scores and skill gaps appear when your profile is complete. 3Pillar may attach structured assessments to interview rounds after you apply.
- Does Feedback AI show a match score for this Sr. Fullstack Consultant (C# & Angular) role?
- Yes after you add a resume or skills. Match score ranks this role against your profile — skills met, gaps, level, and location — so you prioritise applications where fit is strongest.
- Is Sr. Fullstack Consultant (C# & Angular) remote or on-site in Noida, Uttar Pradesh?
- This listing is marked remote with location Noida, Uttar Pradesh. Confirm details on the job description before applying.
- What skills matter for this Sr. Fullstack Consultant (C# & Angular) role at 3Pillar?
- This is a senior Sr. Fullstack Consultant (C# & Angular) role. Key skills include Remote. Feedback AI highlights matched vs missing skills on your profile after signup.