Subham Chakraborty

Building backend systems that survive production

Senior Backend Engineer with 6+ years of experience designing APIs, scaling systems, and deploying production infrastructure. Currently at Voyant Consultancy Services.

6+

Years Experience

500+

LinkedIn Connections

10+

Production Systems

Technical Expertise

A curated set of technologies and methodologies I use to build production-grade backend systems that scale with confidence.

Backend & Languages

Node.jsTypeScriptJavaScriptLaravelNestJSExpress.js

Cloud & Infrastructure

AWSKubernetesDockerMicroservicesCI/CD PipelinesContainerization

Data & Databases

PostgreSQLMySQLMongoDBRedisDatabase DesignOptimization

Experience

My journey from PHP developer to Technical Lead, building production systems at scale.

Technical Lead

Voyant Consultancy ServicesMar 2025 - Present1 yr 1 mo
Remote
  • Led backend architecture and delivery for production systems built with NestJS, Laravel, MySQL, MongoDB and PostgreSQL, focusing on reliability, performance, and clean service boundaries
  • Designed and enforced backend standards around API design, error handling, and environment configuration
  • Owned deployment workflows and production readiness, including containerization and Kubernetes-based environments
  • Mentored developers through code reviews and architectural discussions, with emphasis on production failure modes and long-term maintainability

Senior Software Developer

Voyant Consultancy ServicesFeb 2024 - Mar 20251 yr 2 mos
Remote
  • Built and maintained backend services deployed on AWS EKS, handling containerized workloads and CI/CD pipelines
  • Designed backend APIs and background workers with a focus on scalability, retries, and graceful failure handling
  • Worked close to production systems, debugging incidents, performance issues, and deployment failures
  • Collaborated with product and frontend teams to translate requirements into stable backend services

Software Developer

Voyant Consultancy ServicesFeb 2022 - Jan 20242 yrs
Remote
  • Developed backend services using Laravel, Node.js and JavaScript, supporting business-critical workflows
  • Implemented REST APIs, authentication, database, and third-party API integrations for production applications
  • Gained hands-on experience with real-world system constraints such as latency, data consistency, and operational debugging

Software Engineer

KRP SolutionsDec 2020 - Jan 20221 yr 2 mos
Kolkata, West Bengal, India
  • Built backend features using Node.js and Laravel for client-facing applications
  • Worked across the stack while gradually taking ownership of backend logic and integrations
  • Participated in deployments and post-release issue resolution

Freelance Web Developer

Self-employedSep 2019 - Nov 20201 yr 3 mos
Kolkata, West Bengal, India • Remote
  • Delivered end-to-end web solutions for small clients, owning backend logic, deployments, and post-launch fixes
  • Managed requirements, timelines, and technical decisions independently

PHP Developer

Software Sales and DevelopmentMay 2019 - Aug 20194 mos
Kolkata Area, India
  • Started professional career building PHP-based applications, gaining strong fundamentals in backend development and databases

About

My philosophy and approach to backend engineering

I'm a backend engineer with 6+ years of experience building and operating production systems. My core focus is designing APIs, backend services, and cloud-native infrastructure that can scale, fail safely, and be deployed with confidence.

I've worked extensively with Node.js, Laravel, and modern JavaScript ecosystems, and I bring hands-on experience owning deployments, CI/CD pipelines, containerization, and Kubernetes-based environments.

My philosophy:

I care less about buzzwords and more about outcomes—system reliability, performance, clean architecture, and predictable releases. I enjoy working close to production, debugging real issues, and making pragmatic trade-offs.

Currently, I'm focused on backend and platform engineering roles where I can build core services and take responsibility for how they run in the real world.

Core Strengths

  • • API design & backend architecture
  • • Production system operations
  • • Cloud infrastructure & Kubernetes
  • • Database design & optimization

Right Now

  • • Open to senior backend roles
  • • Building production systems
  • • Mentoring junior developers
  • • Exploring platform engineering

Education

Tripura University, Agartala

BCA • Computer/Information Technology Administration and Management

Skills:

Algorithm Design, Computer Science and 4 more skills

Certifications

Microservices

Udemy

Issued May 2025

Docker & Kubernetes

Udemy

Issued Dec 2024

Let's Talk

I'm always interested in discussing backend architecture, production systems, or new opportunities. Feel free to reach out.