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Backend NodeJS DeveloperSegWitz Sdn. Bhd. • New York, New York, United States
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Backend NodeJS Developer

SegWitz Sdn. Bhd.
  • US
    New York, New York, United States
  • US
    New York, New York, United States
Jetzt Bewerben

Über

Job Title: Backend Node.js Developer
Level: Mid / Senior (3–5years experience)
Employment Type: Full-time (Remote)
Role Overview We are looking for an
independent, detail-oriented Backend Node.js Developer
who writes
clean, maintainable code , designs robust
database structures , and knows how to
optimize queries and background jobs
for performance and reliability.
You will own server-side logic, database design, API integrations, and
scheduled jobs/cron tasks
that keep the system running smoothly.
Key Responsibilities Design, develop, and maintain
RESTful (and/or GraphQL) APIs
using Node.js (Express, NestJS, or similar).
Implement business logic, data validation, and error handling in a clean, structured way.
Ensure APIs are
secure, reliable, and backward compatible
where needed.
Design and maintain
database schemas
(tables/collections, relationships, indexes).
Implement
database rules and constraints
(foreign keys, unique constraints, validations) to maintain data integrity.
Write efficient queries and stored logic where appropriate.
Perform
query optimization
(indexes, query refactoring, avoiding N+1, caching strategies) to improve performance.
Work with relational (e.g.,
PostgreSQL/MySQL ) and/or NoSQL (e.g.,
MongoDB ) databases as required.
3. Cron Jobs, Scheduling & Background Tasks Design and implement
cron jobs
and scheduled tasks (daily/weekly/monthly jobs, maintenance scripts, notifications, clean-ups).
Manage
background processing
using job queues (e.g., BullMQ, Agenda, or similar).
Monitor job executions, handle failures, and implement
retries and alerting
for critical jobs.
Ensure that scheduled tasks and jobs are
idempotent, fault-tolerant, and efficient .
4. Code Quality & Best Practices Write
clean, modular, testable code
following best practices and agreed coding standards.
Maintain a clear project structure and separation of concerns (services, controllers, repositories, etc.).
Participate in
code reviews , refactor legacy code where needed, and help improve team standards.
Effectively utilize
SonarQube
for code quality and security.
Add unit and integration tests for critical logic using tools like Jest, Mocha, or similar.
5. Performance, Security & Reliability Optimize backend performance (response time, throughput, memory usage).
Implement
security best practices : input validation, auth, rate limiting, OWASP considerations, secure storage of secrets.
Use logging and monitoring tools to track system health and diagnose issues.
Contribute to
scaling strategies
(horizontal scaling, database optimization, caching layers like Redis).
Work
independently
on assigned modules/features, from design to deployment.
Break down tasks, estimate work, and manage your own timelines effectively.
Collaborate with frontend developers, product owners, and other stakeholders to clarify requirements.
Provide technical input on architecture, trade-offs, and implementation choices.
Required Skills & Qualifications Education Degree/Diploma in Computer Science, Software Engineering, IT, or equivalent hands‑on experience.
Technical Skills 3–5years of backend development experience, with strong proficiency in
Node.js .
Hands‑on experience with one or more Node.js frameworks:
Express, NestJS, Koa , etc.
Strong understanding of
relational databases
(PostgreSQL/MySQL) and/or NoSQL (MongoDB).
Experience with:
Database schema design
and indexing strategies
Query optimization
and performance tuning
Implementing
cron jobs and scheduled tasks
(node-cron, Bull, Agenda, or similar)
Familiarity with
Redis
or other caching mechanisms is a plus.
Experience with
authentication & authorization
(JWT, OAuth2, etc.).
Comfort with
Git
and modern development workflows.
Soft Skills & Mindset Works well with
minimal supervision , able to take a problem and drive it to completion.
Strong sense of
ownership and responsibility
for stability and quality of backend services.
Good communication skills; to explain technical decisions clearly.
Analytical thinker with a habit of
documenting decisions and processes .
Nice-to-Have Experience with
microservices
or distributed systems.
Experience with
Docker
and containerized deployments.
Familiarity with
CI/CD pipelines .
Knowledge of
message brokers
(e.g., RabbitMQ, Kafka).
Experience working in an
agile/Scrum
environment.
Have a question? Fill out the form or contact us! We believe in equality of opportunity. To live. To succeed. To grow. To be more than.
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  • New York, New York, United States

Sprachkenntnisse

  • English
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