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[Remote] Senior Backend API Developer

Remote · Portugal Full-time

Note: The job is a remote job and is open to candidates in USA. Intellectt Inc is seeking a Senior Backend API Developer to build and support production-grade enterprise backend software. The role focuses on developing cloud-native microservices, secure REST APIs, enterprise integrations, scalable systems, containerized deployments, CI/CD automation, testing, monitoring, performance optimization, and production troubleshooting.

Responsibilities

  • Strong professional experience developing production-grade enterprise backend applications using Java or Python, with working knowledge of Golang
  • Hands-on experience designing and developing scalable cloud-native microservices, secure REST APIs, integration layers, and enterprise system integrations
  • Strong experience with containerized deployments, Kubernetes, Docker, Helm, CI/CD automation, automated testing, API validation, and cloud technologies
  • Strong Linux/Unix troubleshooting, debugging, performance optimization, root-cause analysis, and production support experience
  • Experience participating in architecture discussions, technical design decisions, code reviews, coding standards, and mentoring junior developers
  • Experience collaborating with Product Owners, Architects, DevOps, QA, business stakeholders, and geographically distributed teams
  • Experience in Telecommunications is highly desirable, with familiarity with Telecom OSS/BSS integrations and TM Forum Open APIs
  • Knowledge of TM Forum Open APIs including TMF620, TMF641, TMF622, TMF633, TMF638, TMF640, and related APIs
  • Experience with Kubernetes-based production deployments and Infrastructure as Code tools such as Terraform and Ansible
  • Understanding of distributed systems and cloud-native architecture patterns
  • Strong ownership and accountability, ability to work independently with minimal supervision, strong communication and stakeholder management skills, and a passion for engineering excellence and continuous improvement

Skills

  • Strong professional experience developing production-grade enterprise backend applications using Java or Python, with working knowledge of Golang
  • Hands-on experience designing and developing scalable cloud-native microservices, secure REST APIs, integration layers, and enterprise system integrations
  • Strong experience with containerized deployments, Kubernetes, Docker, Helm, CI/CD automation, automated testing, API validation, and cloud technologies
  • Strong Linux/Unix troubleshooting, debugging, performance optimization, root-cause analysis, and production support experience
  • Experience participating in architecture discussions, technical design decisions, code reviews, coding standards, and mentoring junior developers
  • Experience collaborating with Product Owners, Architects, DevOps, QA, business stakeholders, and geographically distributed teams
  • Knowledge of TM Forum Open APIs including TMF620, TMF641, TMF622, TMF633, TMF638, TMF640, and related APIs
  • Experience with Kubernetes-based production deployments and Infrastructure as Code tools such as Terraform and Ansible
  • Understanding of distributed systems and cloud-native architecture patterns
  • Strong ownership and accountability, ability to work independently with minimal supervision, strong communication and stakeholder management skills, and a passion for engineering excellence and continuous improvement
  • Experience in Telecommunications is highly desirable, with familiarity with Telecom OSS/BSS integrations and TM Forum Open APIs

Company Overview

  • Intellectt Inc. It was founded in 2018, and is headquartered in Iselin, New Jersey, USA, with a workforce of 1001-5000 employees. Its website is https://www.intellectt.com.
  • Company H1B Sponsorship

  • Intellectt Inc has a track record of offering H1B sponsorships, with 121 in 2026, 271 in 2025, 255 in 2024, 312 in 2023, 372 in 2022, 217 in 2021, 134 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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