Senior Software Engineer – Agentic AI Platform

eSolutionsFirst
Vienna, Virginia, United StatesFull-timePosted Sep 15, 2026

About the role

Description :

Senior Software Engineer – Agentic AI Platform

Role Overview

We are seeking a highly experienced Senior Software Engineer to design, build, and scale our next-generation Agentic AI Platform. The role focuses on LLMs, RAG, Multi-Agent Systems, and MCP, with strong software engineering expertise in Golang, Python and Java.

Key Responsibilities

Design, develop, test, deploy, and maintain scalable AI platform components using Golang, Python, and Java/Spring Boot.

Build LLM-powered agents supporting reasoning, planning, tool use, decision-making, and multi-step workflows.

Develop RAG pipelines, prompt engineering, function/tool calling, context management, and agent memory.

Design multi-agent architectures and integrate MCP with enterprise tools and systems.

Build scalable microservices, REST APIs, and distributed systems.

Integrate LLMs, APIs, internal platforms, and third-party services.

Optimize solutions for performance, reliability, latency, cost, and quality.

Participate in architecture, development, testing, deployment, monitoring, and production support.

Required Qualifications

Bachelor's/Master's degree in Computer Science, Engineering, or related field.

7+ years of software engineering experience.

Strong hands-on expertise in Golang and Python; experience with Java/Spring Boot is preferred.

Strong experience building scalable, production-grade applications, microservices, APIs, and distributed systems.

Solid understanding of algorithms, data structures, OOP, and software design principles.

Hands-on experience with AI/ML, LLMs, Generative AI, prompt engineering, and tool/function calling.

Experience with RAG, embeddings, vector databases, and semantic search.

Knowledge of Agentic AI, multi-agent systems, agent orchestration, and MCP.

Experience with SQL/NoSQL databases and data pipelines.

Experience with AWS

Strong understanding of CI/CD, testing, version control, and production engineering.

Excellent problem-solving, communication, and collaboration skills.

Regards,

Responsibilities

  • Design, develop, test, deploy, and maintain scalable AI platform components using Golang, Python, and Java/Spring Boot.
  • Build LLM-powered agents supporting reasoning, planning, tool use, decision-making, and multi-step workflows.
  • Develop RAG pipelines, prompt engineering, function/tool calling, context management, and agent memory.
  • Design multi-agent architectures and integrate MCP with enterprise tools and systems.
  • Build scalable microservices, REST APIs, and distributed systems.
  • Integrate LLMs, APIs, internal platforms, and third-party services.
  • Optimize solutions for performance, reliability, latency, cost, and quality.
  • Participate in architecture, development, testing, deployment, monitoring, and production support.

Qualifications

  • Bachelor's/Master's degree in Computer Science, Engineering, or related field.
  • 7+ years of software engineering experience.
  • Strong hands-on expertise in Golang and Python; experience with Java/Spring Boot is preferred.
  • Strong experience building scalable, production-grade applications, microservices, APIs, and distributed systems.
  • Solid understanding of algorithms, data structures, OOP, and software design principles.
  • Hands-on experience with AI/ML, LLMs, Generative AI, prompt engineering, and tool/function calling.
  • Experience with RAG, embeddings, vector databases, and semantic search.
  • Knowledge of Agentic AI, multi-agent systems, agent orchestration, and MCP.

Skills mentioned

GoPythonMicroservicesDistributed SystemsREST APIsGenerative AILarge Language ModelsRetrieval-Augmented GenerationAI AgentsModel Context Protocol

About eSolutionsFirst

eSolutionsFirst is a premier technology and talent solutions partner providing best-in-class IT solutions and staffing services that empower our clients to be market leaders. We Believe in Consistent, Quality & Transparent Hiring Process. As a pioneer in talent management since we are proud of bridging the gap between diverse aspiring talent and various visionary organizations. Our people-centric Workforce portfolio spans across to help businesses overcome any talent management challenge. Our experience in serving industry leaders and Fortune500 companies gear us to empower enterprises of any size and industry with our dynamic staffing solutions. We Deliver the Promise of Modern Technology. Our leading-edge capabilities in Cloud, Data, and Security have been fortifying businesses with accelerated digital transformation over years. Our proven methodologies and pragmatic approaches revolutionize IT environments across diverse industries. Through our advisory and end-to-end digital transformation solutions, we encourage companies to establish a “Cloud-First Data-Driven” culture. • Over 1,000 man-years of services in IT services. • Over 100+ software development and management engagements. • Over 17+ years of advisory services and multiple commercial-grade software products developed.

Information Technology & Services201-500 employeesReston, Virginia

H-1B sponsorship history

Historical employer filing data was found for eSolutionsFirst. The employer record includes 71 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.