Senior Software Engineer - 4+ Years

Position Overview

Techdome develops mission-critical platforms in healthcare and financial services, where accuracy, security, and uptime are non-negotiable. We are seeking a Senior Software Engineer to design, build, and sustain production-grade applications using Node.js, React, MongoDB, and TypeScript, and to take lasting accountability for their performance.

Key Responsibilities

- Lead the full lifecycle of features, from design through deployment and ongoing maintenance - Engineer secure, scalable, and well-tested APIs and applications - Perform code reviews and uphold engineering standards across the team - Resolve production incidents directly and perform root-cause analysis - Participate in architectural planning and technical decision-making - Coach and mentor engineers within the team - Collaborate with product, design, QA, and DevOps, and work with cloud infrastructure, CI/CD, containerization, and observability tools

Minimum Qualifications

- At least 4 years of professional software engineering experience - Demonstrated proficiency in Node.js, React, MongoDB, and JavaScript/TypeScript - Working knowledge of REST API design, database architecture, authentication and authorization, testing, and application security - Proven experience operating production applications at scale - Practical experience with AWS, GCP, or Azure - Familiarity with CI/CD, Git, Docker, and production monitoring and debugging - Experience in a regulated industry such as healthcare, fintech, banking, payments, or insurance - Strong experience in team leading and a record of taking ownership

Preferred Qualifications

- Knowledge of system design, distributed systems, microservices, and event-driven architectures - Exposure to Kubernetes and infrastructure-as-code - Familiarity with HIPAA/PHI, PCI-DSS, or payment platforms (Stripe, Braintree, Adyen) - Experience in consulting or product studios supporting multiple clients and products - Experience with AI-assisted development tools (Claude Code, Cursor, GitHub Copilot)

About Techdome

A bootstrapped, profitable company with 80+ engineers across five global hubs. Free from investor-driven pressures, we focus on building meaningful healthcare and fintech systems and give our engineers genuine influence over technical direction.