Lead Full Stack Engineer (Multi Agent Systems)
- Level
- Lead
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
About Accellor
Accellor is a trusted AI and digital engineering partner helping enterprises build scalable, outcome-driven solutions using modern cloud, data, and AI technologies. We work across Financial Services, Retail, High Tech, and Healthcare, combining deep domain expertise with strong engineering and applied AI capabilities to deliver measurable business impact.
Role Overview
We are looking for a highly experienced Lead Software Engineer who is a strong Full Stack Engineer at core and has spent the last 2+ years building production-grade Agentic AI and multi-agent systems. This role is ideal for someone who can design complex systems end-to-end—spanning frontend, backend, AI orchestration, and cloud infrastructure—and mentor teams in building AI-native applications.
Key Responsibilities
- Architect, design, and build full-stack applications using modern frontend and backend frameworks.
- Design and develop multi-agent AI systems using frameworks such as LangChain, LangGraph, AutoGen, MAF, or similar.
- Build AI-native applications combining agentic workflows, traditional ML, and rules-based systems.
- Develop scalable frontend applications using React, Next.js, and micro-frontend SPA architectures.
- Build backend services using Node.js, Java (Spring Boot / Kotlin), GraphQL, tRPC, and REST APIs.
- Design Backend-for-Frontend (BFF) layers optimized for AI-powered user experiences.
- Architect integrations between frontend, backend, AI services, and enterprise systems.
- Lead system design discussions and translate business requirements into technical architectures.
- Drive best practices for code quality, performance, security, and scalability.
- Mentor engineers and contribute to technical roadmap planning.
Requirements
- 8+ years of overall software engineering experience.
- 5+ years of experience as a Full Stack Engineer.
- 2+ years building Agentic AI or multi-agent applications.
- Strong frontend experience with React, Next.js, JavaScript/TypeScript.
- Strong backend experience with Node.js and Java (Spring Boot / Kotlin).
- Hands-on experience with agent frameworks and orchestration patterns.
- Experience with BFF design patterns and API gateway configurations.
- Cloud experience (AWS, Azure, or GCP).
- CI/CD, Docker, and Kubernetes experience.
- Strong system design and communication skills
Benefits
Exciting Projects: We focus on industries like High-Tech, communication, media, healthcare, retail and telecom. Our customer list is full of fantastic global brands and leaders who love what we build for them.
Collaborative Environment: You Can expand your skills by collaborating with a diverse team of highly talented people in an open, laidback environment — or even abroad in one of our global canters.
Work-Life Balance: Accellor prioritizes work-life balance, which is why we offer flexible work schedules, opportunities to work from home, and paid time off and holidays.
Professional Development: Our dedicated Learning & Development team regularly organizes Communication skills training, Stress Management program, professional certifications, and technical and soft skill trainings.
Excellent Benefits: We provide our employees with competitive salaries, family medical insurance, Personal Accident Insurance, Periodic health awareness program, extended maternity leave, annual performance bonuses, and referral bonuses.
What this role asks for
Particular to this role
GraphQL · Kotlin · LangChain · Next.js
Rare in Accellor's other 33 open postings.
Standard for full stack roles
AWS · CI/CD · JavaScript · Node.js · REST · React · TypeScript
Common in full stack postings at any company.
Read against Accellor's other open postings on this site.
The team: Engineering HIRES STEADILY
This role is one of 21 open in Engineering. 7 were posted in the last 30 days and the oldest in December: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Azure (10 of 21), JavaScript (10 of 21), AWS (9 of 21), CI/CD (9 of 21), GCP (8 of 21), Generative AI (8 of 21), Java (8 of 21)
OTHER ROLES ON THIS TEAM
- Gen AI Engineers posted Oct 14
- Solution Architect (Veeva Vault CRM to Salesforce Migration) posted Oct 13
- Senior Salesforce Developer posted Oct 8
- Senior Guidewire ClaimCenter Engineer posted Oct 6
- Senior Salesforce QA Engineer posted Sep 28
- Senior AI Product Manager posted Sep 25
- Lead DevOps Engineer posted Sep 9
- AI Architect posted Sep 4
- AI Application Architect posted Sep 3
- Senior Business Analyst posted Aug 31
- AI Practice Lead & Principal FDE posted Aug 14
- Senior Java Developer - Java J2EE, Cursor AI posted Aug 14
- Microsoft Copilot Studio-Senior Developer posted Jul 13
- Senior Full Stack Software Developer (React, Python) posted Jul 3
- Senior Mainframe Engineer posted Jul 1
- Senior QA Engineer - Playwright & AI Testing posted Jun 17
- Full Stack Developer (React and Ruby on Rails) posted Apr 23
- Senior QA Automation Engineer - Playwright posted Apr 13
- AI Developer posted Mar 13
- Senior AI Developer posted Dec 29
From the team and dates on Accellor's own job board.
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