Hybrid Senior Software Engineer – Full Stack

Posted last week

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About the role

  • You’ll lead delivery of high-impact, large-scale features and systems — from UI through backend, into production.
  • You’ll define and evolve architecture: from UI/UX patterns using Next.js/React to backend services built in Java or Node.js.
  • You’ll handle non-functional requirements: scalability, performance, security, maintainability (i.e., you’ll think long term, not just ship fast).
  • You’ll mentor and guide while still being hands-on: influential in code reviews, designing modules, owning releases.
  • You’ll collaborate across teams (Product, UX, QA, DevOps) and help craft the roadmap: anticipate technical debt, drive build vs buy decisions, champion best practices.
  • You’ll continuously raise the bar: propose new frameworks, tools, infrastructure improvements; help the team evolve.

Requirements

  • Experience & Impact
  • 4-6 years (of full-stack software development with real ownership.
  • Proven track record of delivering production systems (UI + backend + services) end-to-end.
  • Comfortable leading technical design discussions, making trade-offs, and owning architecture decisions.
  • Strong debugging/profile skills: you don’t just write code, you make it performant, reliable, and resilient.
  • **
  • **Technical Skills**
  • Frontend: Deep experience in React + Next.js (or equivalent SSR/SPA frameworks).
  • Backend: Strong with Java (Spring Boot, microservices) *and/or* Node.js services.
  • Databases: both relational (e.g., PostgreSQL/MySQL) and NoSQL (e.g., MongoDB/Redis) knowledge.
  • Cloud/Infrastructure: Experience with AWS/Azure/GCP; knowledge of CI/CD, containerization, service orchestration.
  • Distributed systems awareness: service-oriented architecture, API design, caching, scaling, reliability.
  • Testing / Quality: Unit, integration, e2e, performance testing. You advocate for quality.
  • **
  • **Nice-to-Have**
  • Experience with TypeScript (especially on the frontend) and backend TypeScript/Node.js.
  • Familiar with serverless architectures or edge computing.
  • Built SaaS/B2B platforms, handled multi-tenant systems.
  • Experience with UX/performance metrics and frontend optimizations (web vitals, bundle size, critical rendering path).
  • Familiar with modern CI/CD pipelines, IaC (Terraform/CloudFormation), monitoring/tracing tools.

Benefits

  • We Value Performance: Through competitive salaries, performance bonuses, sales commissions, equity for specific roles and recognition programs, we ensure that all our employees are well rewarded and incentivized for their hard work.
  • We Care for Our Employees: The wellness of Nium’ers is our #1 priority. We offer medical coverage along with 24/7 employee assistance program, generous vacation programs including our year-end shut down. We also provide a flexible working hybrid working environment (3 days per week in the office).
  • We Upskill Ourselves: We are curious, and always want to learn more with a focus on upskilling ourselves. We provide role-specific training, internal workshops, and a learning stipend.
  • We Celebrate Together: We recognize that work is also about creating great relationships with each other. We celebrate together with company-wide social events, team bonding activities, happy hours, team offsites, and much more!
  • We Thrive with Diversity: Nium is truly a global company, with more than 33 nationalities, based in 18+ countries and more than 10 office locations. As an equal opportunity employer, we are committed to providing a safe and welcoming environment for everyone.

Job title

Senior Software Engineer – Full Stack

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

Bachelor's Degree

Location requirements

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