Talent.com
Această ofertă de loc de muncă nu este disponibilă în țara dvs.
Senior Backend Developer (Node.js)

Senior Backend Developer (Node.js)

OnHiresBucharesti, RO
În urmă cu peste 30 de zile
Tip loc de muncă
  • Quick Apply
Descrierea postului

We’re looking for a Senior Backend Developer with 5+ years of professional experience , including 3+ years of hands-on Node.js expertise and strong knowledge of Golang , to help build and scale high-performance backend systems. You’ll work on complex technical challenges while collaborating closely with cross-functional teams.

Responsibilities

Backend Development & Architecture :

Design, develop, and maintain scalable backend services and APIs using Node.js and Golang , with a focus on performance, security, and reliability.

Architect REST / GraphQL APIs with best practices for rate limiting, idempotency, and versioning.

Implement event-driven architectures using message brokers (RabbitMQ, Kafka) and real-time systems (WebSockets / Socket.io).

Optimize MySQL / PostgreSQL databases through query tuning, indexing, and sharding strategies.

Build and maintain caching layers with Redis (e.g., cache invalidation, clustering, Lua scripting).

System Integration & Collaboration :

Integrate third-party APIs (payment gateways, authentication services) with fault tolerance and retry logic.

Collaborate with frontend and DevOps teams to design cloud-native solutions (AWS / GCP / Azure) and containerized deployments (Docker / Kubernetes).

Write clean, maintainable code following SOLID principles and participate in rigorous code reviews.

Performance & Troubleshooting :

Identify and resolve bottlenecks in distributed systems, including database latency, message queue tuning, and API performance.

Implement monitoring and logging (Prometheus, Grafana, ELK Stack) for production systems.

Conduct root cause analysis (RCA) for critical issues and implement preventive measures.

Process & Best Practices :

Advocate for test-driven development (TDD) and write automated tests (Jest, Mocha, Cypress).

Contribute to CI / CD pipelines (GitHub Actions, Jenkins) and infrastructure-as-code (Terraform).

Document technical designs, API specs (Swagger / OpenAPI), and system architecture.

Technical Requirements

Core Skills :

5+ years in backend development, with 3+ years of commercial Node.js experience.

Solid experience with Golang , especially in building scalable APIs and microservices.

Expertise in Node.js frameworks : Express.js, NestJS, Fastify.

Advanced proficiency in JavaScript / TypeScript (ES6+, async / await, streams).

Deep understanding of REST / WebSocket APIs and microservices architecture.

Databases & Tools :

MySQL / PostgreSQL : Complex query optimization, replication, ORMs (Sequelize / TypeORM).

Redis : Cache strategies, pub / sub, and persistence configurations.

RabbitMQ / Kafka : Message queuing, event streaming, and dead-letter handling.

DevOps & Cloud :

Experience with AWS / GCP / Azure (Lambda, EC2, S3, Cloud Functions).

Proficiency in Docker and basic knowledge of Kubernetes.

Familiarity with infrastructure-as-code (Terraform, CloudFormation).

Bonus Skills :

Experience with serverless architectures (AWS Lambda, Serverless Framework).

Familiarity with GraphQL (Apollo Server, schema design).

Understanding of security practices (JWT, OAuth2, encryption).

Soft Skills :

Advanced English for clear technical documentation and team collaboration.

Strong problem-solving skills and attention to detail.

Creați o alertă de locuri de muncă pentru această căutare

Senior Backend Developer • Bucharesti, RO

Locuri de muncă asemănătoare
  • Ofertă promovată
Senior Backend Developer (Node.js)

Senior Backend Developer (Node.js)

OnHiresBucharesti, Romania
You’ll work on complex technical challenges while collaborating closely with cross-functional teams.Backend Development & Architecture : . Design, develop, and maintain scalable backend services and A...Afișați mai multeUltima actualizare: acum 30+ zile
  • Ofertă nouă!
Senior FullStack Node.js / React Developer

Senior FullStack Node.js / React Developer

BonapoliaBucharest, Bucharest, .RO
Quick Apply
For job seekers, BONAPOLIA offers a gateway to exciting career prospects and the chance to thrive in a fulfilling work environment. We believe that the right job can transform lives, and we are comm...Afișați mai multeUltima actualizare: acum 21 ore
AWS Backend Developer - Senior Consultant

AWS Backend Developer - Senior Consultant

Sales ConsultingBucurești, București, .RO
Quick Apply
Since 1998, we've been active in the Human Resources consulting market, providing regional coverage across four key areas of expertise : recruitment and selection, personnel leasing, assessment cent...Afișați mai multeUltima actualizare: acum 30+ zile
  • Ofertă nouă!
FullStack Java Developer (Hybrid)

FullStack Java Developer (Hybrid)

Orion InnovationBucharest, Romania
Orion Innovation is a premier, award-winning, global business and technology services firm.Orion delivers game-changing business transformation and product development rooted in digital strategy, e...Afișați mai multeUltima actualizare: acum 6 ore
Senior Frontend Engineer - Fully Remote

Senior Frontend Engineer - Fully Remote

Passion.ioBucharest, Bucharest, RO
Quick Apply
Get Ahead of the Curve - Craft AI-Driven Frontend Experiences.We’re on a mission to build game-changing experiences, and we need a. If you're excited about building cutting-edge user experiences and...Afișați mai multeUltima actualizare: acum 25 zile
Senior Node.js Fullstack Developer

Senior Node.js Fullstack Developer

Evolve TodayBucharest, Bucharest, RO
Quick Apply
This text can be a short description about your company.A so called "boilerplate", describing your business, services or products that you offer and your target group. This text should be informativ...Afișați mai multeUltima actualizare: acum 30+ zile
Full Stack Developer with React and Node - Senior Consultant (f / m / d)

Full Stack Developer with React and Node - Senior Consultant (f / m / d)

MHP - A Porsche CompanyBucharest , Romania
Support the team as a Fullstack developer covering frontend, backend, and operations tasks.Create technical concepts for new features in coordination with the stakeholders.Operate the existing Couc...Afișați mai multeUltima actualizare: acum 30+ zile
  • Ofertă nouă!
Contract - SC Cleared Full Stack Software Engineer - Inside IR35

Contract - SC Cleared Full Stack Software Engineer - Inside IR35

Anson McCade LtdBucharest
Contract - SC Cleared Full Stack Software Engineer - Inside IR35.London (hybrid 2 days on site).Initial 6 months (extension likely). A digital consultancy is seeking a.You'll work across modern clou...Afișați mai multeUltima actualizare: acum 13 ore
Senior Crypto Developer

Senior Crypto Developer

GamdomBucharest, Bucharest, .RO
Quick Apply
Gamdom is home to thousands of betting options for both .Since 2016, we have been steadily growing to provide more than just casino games and sports betting events to enjoy; With us, you can enjoy ...Afișați mai multeUltima actualizare: acum 25 zile
Senior Backend Developer

Senior Backend Developer

Ark Data CentresBucharest
Reporting to the Data Strategy Lead, the Senior Backend Developer will help design and build software solutions in organised, testable and reusable manner. While Ark Data Centres have offices in Far...Afișați mai multeUltima actualizare: acum 6 zile
Full Stack Developer

Full Stack Developer

Okazii.roBucuresti
Ești un programator pasionat, dinamic și creativ? Ai abilitatea de a te adapta ușor și vrei să te perfecționezi folosind cele mai noi tehnologii? Noi te punem în valoare. Proiectarea, estimarea și i...Afișați mai multeUltima actualizare: acum 30+ zile
React.js Developer

React.js Developer

Urban ConnectBucharest, Romania
Quick Apply
Lead the creation of highly interactive, datarich UIs that give casino managers,.Will set frontend architecture patterns, own design system adoption. Feature development : build REACT components...Afișați mai multeUltima actualizare: acum 30+ zile
Senior.Net Software Engineer

Senior.Net Software Engineer

GenArmand Calinescu Street,Bucharest,ROU
We're more than just a company; we're a global leader in digital safety.With a strong commitment to ensuring that everyone can navigate the digital world securely, we unite the best minds and cutti...Afișați mai multeUltima actualizare: acum 18 zile
Senior Software Engineer – Go

Senior Software Engineer – Go

INNOVECS POLAND SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄabroad, Romania
Our US-based client builds and operates an innovative platform for supply chain design and planning, analysis and optimization at a strategic level. Develop resilient backend services with automated...Afișați mai multeUltima actualizare: acum 30+ zile
Full Stack Developer (Senior)

Full Stack Developer (Senior)

Staff4MeBucharest, Bucharest, RO
Quick Apply
Staff4Me is currently seeking a skilled and experienced Senior Full Stack Developer to join our team.As a Full Stack Developer, you will be responsible for developing and maintaining web applicatio...Afișați mai multeUltima actualizare: acum 30+ zile
Senior Backend Developer

Senior Backend Developer

DanfossBucharest, RO
Design, develop, and maintain backend services for .Enhance and support additional digital solutions within the team’s portfolio. Write secure, testable, and maintainable code in .Collaborate with c...Afișați mai multeUltima actualizare: acum 12 zile
  • Ofertă promovată
Fullstack Developer

Fullstack Developer

Shape Your Future with UsBucharest, Romania
Job Title : Full Stack Developer - AWS Serverless Applications.We are seeking a skilled and motivated Full Stack Developer to join our clients Agile team (PAG DPP ART KAS), developing a suite of int...Afișați mai multeUltima actualizare: acum 9 zile
Senior Node.js Developer

Senior Node.js Developer

SS&C Technologies HoldingsBucharest, Romania
SS&C is the largest global investor service provider, servicing more than.Continually investing in global technology and services across the spectrum of distribution channels including Asset Ma...Afișați mai multeUltima actualizare: acum 17 zile
Full Stack React / Node.Js Developer

Full Stack React / Node.Js Developer

EpamBucharest, Romania
EPAM is a leading global provider of digital platform engineering and development services.We are committed to having a positive impact on our customers, our employees, and our communities.We embra...Afișați mai multeUltima actualizare: acum 30+ zile
Senior Python Developer, Backend Developer, Flask

Senior Python Developer, Backend Developer, Flask

People Source Consulting LtdBucharest
I am recruiting for a talented and driven Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work close...Afișați mai multeUltima actualizare: acum 6 zile