---
title: 'Senior Software Engineer -Java( AI+Telecom) at 3Pillar'
canonical: 'https://feeny.ai/job/senior-software-engineer-java-ai-telecom-3pillar-india-5c4j1bgq2vf9'
type: 'job'
last_seen: '2026-09-08'
---

# Senior Software Engineer -Java( AI+Telecom) at 3Pillar

- **Company:** 3Pillar
- **Location:** India
- **Employment:** full-time
- **Work type:** remote
- **Posted:** 2026-08-18
- **Last confirmed live:** 2026-09-08
- **Apply:** https://jobs.lever.co/3pillarglobal/53e4bb5e-b281-42b8-b006-8fcbde201e25

## Job description

3PILLAR GLOBAL Company

3Pillar is an AI transformation partner on a mission to help enterprises build the AI-native products and intelligent agents that will define the next era of business. With teams across North America, Europe, Latin America, and Asia, we work with the most ambitious companies in financial services, healthcare, media, and technology — helping them move faster, modernize boldly, and compete on their own terms. Our HelixAI platform and Helix Pods delivery model put our engineers at the center of real agentic transformation — doing work that is open, portable, and built to last. We are building the future of enterprise AI.

We work with clients to build incredible innovative products as their 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. Our key differentiator is our Product Mindset and Lightwave Methodology. Our development teams focus on building for outcomes and all of our team members around the globe are trained on the Product Mindset’s core values – Minimize Time to Value, Solve for Need, and Excel at Change. Our teams apply this mindset to build digital products that are customer-facing and revenue-generating. Our business-minded approach to agile development ensures that we align to client goals from the earliest conceptual stages through market launch and beyond.

## WHAT WE BELIEVE

At 3Pillar, our core values – Intrinsic Dignity, Outsized Impact, Open Collaboration, and Continuous Improvement – drive our commitment to providing best in class product development services to high growth businesses across the globe. We’ve spent more than fifteen years building innovative software solutions. Our executive team has always held our values to the highest standard which has led to active participation on the Forbes Tech Council, a winner of the Ernst & Young Entrepreneur of the Year Award, and a spot on the Washington Business Journal’s Women Who Mean Business list

## Key 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.
- Engage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities.

## Minimum Qualifications

- A minimum of 5+ years of experience/expertise in the following areas specified below
- , Java 21, Spring Boot, Redis/Redisson, Oracle, PostgreSQL, NoSql, Characterization Testing, Telecom Protocols Proven track record of Design, development and implementation of Java based large volume, high availability enterprise applications Strong Core Java, micro-services knowledge including multi-threaded application development
- Experience on exception handling, correct use of data structures, multi-threaded programming, memory management and application tuning
- Experience with Spring and ORM technologies
- Must have knowledge on C++ to understand legacy systems.
- Good hands on experience with Oracle, PostgreSQL, NoSQL & have ability to write data structures, basic SQL Queries & knowledge of joins, Views, Group By, Having Clause etc
- Able to understand telecom protocols (SS7,Diameter etc.).
- Must have excellent exposure in Unit Testing Java and key Java-based frameworks (Spring, Spring boot, Hibernate, Apache, etc)
- Experience in engineering software systems of medium-to-large scope and [complexity.](http://complexity.Familiarity)
- Familiarity with Agile software development methodologies.
- Experience in building frontend/backend applications at scale.
- Partners up with TL to improve processes, ensure delivery success, raise project risks
- Requirement analysis, Coding, design, implementation, testing, problem analysis and resolution, and technical documentation.
- Proficiency in the English language;
- Additional Experience Desired:
- 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.

What it is like to work at 3Pillar

- At 3Pillar, we offer a world of opportunity's
- 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!

## About 3Pillar

## Company Overview
- **One-liner**: 3Pillar is a leading AI transformation partner that helps enterprises build AI-native products, modernize core systems, and orchestrate intelligent workflows through a combination of proprietary platforms and engineering services.
- **Entity Type**: Private (funded; $25.9M total funding across 5 rounds)
- **Headquarters**: Fairfax, Virginia, United States
- **Founded**: 2006
- **Founders**: Not publicly disclosed

## Core Business
- **Primary industries**: Software engineering, AI/ML, digital product development, data engineering, cloud infrastructure
- **Target customers**: B2B, Enterprise (mid-market to large global brands)
- **Mission/purpose**: “We harness the extraordinary power that’s sparked when people from all walks of life, all around the world, collaborate together. Our high-performing teams work with you to create innovative solutions that solve strategic business challenges and deliver outsized impact.”

## Products & Services
- **[HelixAI](https://www.3pillar.ai/)**: An open, composable, AI-native development and runtime platform for building agentic AI workflows. Includes an ontology-driven knowledge graph (ATLAS) and governance tools.
- **[AIRE](https://www.3pillar.ai/)**: An agentic AI harness with built-in governance, SDLC agents, and token-optimized execution with human oversight.
- **[NEXUS](https://www.3pillar.ai/services/)**: Rapid AI-native application and agent development platform for streamlining operations and enabling reasoning-driven decisions.
- **AI-Led Product & Platform Modernization**: Services to evolve legacy systems deliberately, balancing stability and speed (powered by ATLAS).
- **Digital Products & Experiences**: AI-powered product design and development, bringing ideas to market faster.
- **AI-Ready Data**: Data foundation services to transform fragmented data into governed, high-quality assets.
- **AI-Powered Operations**: Reimagining enterprise operations using AI agents and automation.

## Market Standing
- **Valuation/Market Cap**: Not disclosed (private company)
- **Key Metric**: Annual Revenue of $53.7M (as per LinkedIn); Total Funding of $25.9M (5 rounds)
- **Notable Investors/Partners**: Not explicitly named in available sources; operates in 5+ countries (Romania, Guatemala, Costa Rica, Mexico, India, United States)
- **Growth Signals**: 1,245 employees (though -4.6% YoY); global presence across 19 countries; strong emphasis on agentic AI and AI transformation as core growth drivers

## Competitive Advantages
- **Proprietary AI platforms**: HelixAI, AIRE, ATLAS, and NEXUS provide a differentiated, composable approach to enterprise AI adoption.
- **Product Mindset®**: A unique methodology that blends product engineering with cognitive computing, enabling faster, more resilient digital transformation.
- **Global distributed team**: Ability to leverage talent across time zones and cultures while maintaining English as the working language.
- **Deep expertise across the full stack**: From data engineering and cloud to UX and AI governance, all under one roof.

## Strategic Focus
- **Agentic enterprise**: Scaling AI through agentic workflows and intelligent automation.
- **Open, composable architecture**: Building platforms that integrate with clients’ existing tools and systems.
- **AI governance and quality**: Emphasizing governed, trustworthy AI with human oversight at every step.
- **Continued global expansion**: Leveraging a distributed workforce model to serve clients worldwide.

## Why Work Here
- **Flexible work environment**: “We work from anywhere” – headquarters in Washington, DC metro area, with offices in North America, Europe, Asia, and Latin America. Team members can choose office, home, or a blend.
- **Well-being focus**: A full trimester in the annual cycle dedicated to well-being, including fitness offerings, mental health plans (country-dependent), and generous time off.
- **Global collaboration**: Work with top talent from around the world, daily English communication, and potential travel to colleagues in different regions.
- **Career growth**: Practice-aligned teams (Automation, Data Science & Analytics, Engineering & Architecture, Lifecycle Management, UX) allow targeted skill development across projects and industries.
- **Professional services model**: Accelerated career growth through exposure to diverse clients and technologies.
- **Open positions** include Senior Data Engineer, Technical Lead, AI ML Architect, DevOps Engineer, Senior Software Engineer, and more.

## Sources
1. [3pillar.ai](https://www.3pillar.ai/)
2. [3pillar.ai/careers/](https://www.3pillar.ai/careers/)
3. [3pillar.ai/services/](https://www.3pillar.ai/services/)
4. [linkedin.com/company/3pillar](https://linkedin.com/company/3pillar)
5. [jobs.lever.co/3pillarglobal](https://jobs.lever.co/3pillarglobal)

## Other roles at 3Pillar

- [Senior Business Analyst](https://feeny.ai/job/senior-business-analyst-3pillar-united-states-hfjvrmttmhbd) — United States
- [Senior Product Manager](https://feeny.ai/job/senior-product-manager-3pillar-united-states-k4f6mcrx62yw) — United States
- [Senior Business Analyst](https://feeny.ai/job/senior-business-analyst-3pillar-canada-sf0etj88mmkn) — Canada
- [Scrum Master](https://feeny.ai/job/scrum-master-3pillar-united-states-d05nff0vmgz3) — United States
- [Software Engineer - Nodejs](https://feeny.ai/job/software-engineer-nodejs-3pillar-india-s2xsznrwtzb3) — India
- [Senior Software Engineer (Full Stack)](https://feeny.ai/job/senior-software-engineer-full-stack-3pillar-india-72d8mejmec4e) — India
- [Lead Full stack Engineer with Nodejs & React Native Exp](https://feeny.ai/job/lead-full-stack-engineer-with-nodejs-react-native-exp-3pillar-india-9yhwtdvpskke) — India
- [Portfolio Lead](https://feeny.ai/job/portfolio-lead-3pillar-united-states-ftrjf9ryeak9) — United States
- [Senior Full-Stack Software Engineer (Python / AI)](https://feeny.ai/job/senior-full-stack-software-engineer-python-ai-3pillar-moldova-zyfbpsvb3n2k) — Moldova
- [Senior Full-Stack Software Engineer (Python / AI)](https://feeny.ai/job/senior-full-stack-software-engineer-python-ai-3pillar-czech-republic-fbrbcfd0pr4j) — Czech Republic