Backend Developer

5 days ago

Islamabad, Islamabad, Pakistan Antematter Inc. Full time 500,000 - 1,500,000 per year

About Us

Our mission is to develop and improve cutting-edge products using disruptive technologies to deliver an experience that lives up to the hype and expectations of our clients. We are performance maximisers, who specialize in blockchain and artificial intelligence technologies, and are adept at delivering quality software with battle-tested tools optimized for one thing: time-to-market.

We are seeking a highly skilled 
Senior Backend Engineer
 with expertise in 
and
, strong experience in 
payment gateway integrations (Stripe, PayPal, etc.), and PostgreSQL
. You will play a crucial role in building, optimizing, and scaling our 
eCommerce
 platform, ensuring smooth transactions, high performance, and security.

Key Responsibilities

  • Design, develop, and maintain 
    scalable, high-performance
     backend systems using 
    and
    .
  • Integrate and manage 
    payment gateways
     like 
    Stripe, PayPal, and other financial APIs
    .
  • Architect and optimize 
    PostgreSQL, SQL
     databases for high availability and performance.
  • Work closely with 
    frontend developers, product managers, and DevOps
     to ensure seamless integration.
  • Develop and maintain 
    RESTful APIs and GraphQL endpoints
    .
  • Experience in logistics, shipment tracking, and integration with APIs like FedEx, DHL, and GoShippo
  • Implement security best practices, including 
    data protection, authentication, and authorization
    .
  • Optimize backend logic for 
    high-traffic eCommerce platforms
    , ensuring smooth order processing, cart management, and user transactions.
  • Implement caching, logging, and monitoring strategies for 
    scalability and reliability
    .
  • Write clean, maintainable, and well-documented code following 
    best practices
    .
  • Work with 
    CI/CD pipelines, containerization (Docker), and cloud platforms (AWS, GCP, or Azure)
    .
  • Debug and resolve complex backend issues efficiently.

Required Skills and Experience

  • 3**+ years** of experience in backend development with 
    and
    .
  • Strong experience working with 
    Stripe, PayPal, or other payment gateways
    .
  • Expertise in 
    PostgreSQL
    , and SQL including database design, optimization, and performance tuning.
  • Experience in 
    building and maintaining eCommerce platforms
    .
  • Deep understanding of 
    API development, authentication, and authorization protocols (OAuth, JWT, etc.)
    .
  • Experience with 
    server-side rendering (SSR) and static site generation (SSG)
    .
  • Proficiency in 
    microservices architecture and event-driven systems
    .
  • Familiarity with 
    DevOps practices, CI/CD pipelines, and cloud deployments
    .
  • Strong problem-solving and debugging skills.
  • Excellent communication and teamwork abilities.

Nice-to-Have Skills

  • Experience with 
    Redis, Elasticsearch, or GraphQL
    .
  • Knowledge of 
    queueing systems like RabbitMQ, Kafka, or AWS SQS
    .
  • Understanding of 
    headless commerce and API-first architectures
    .
  • Exposure to 
    AI/ML-driven recommendation systems in eCommerce
    .

Education

Bachelor's degree in Computer Science, Engineering, or a related field.

Experience

3+ years

Perks

  • Hybrid workplace (office/remote).
  • Salary range Competitive
  • Performance-based bonuses
  • Bi-annual performance appraisals.
  • US Dollar Pegged Salary (
    Conditions apply
    ).

And above all, remember that it's a big world out there and we need to constantly ask: What do they know that we don't?

Note :

Underrepresented people are less likely to apply unless they meet 100% of the job's requirements. We at Antematter believe in hiring people, not checklists, and we encourage you to apply even if you do not check all of the boxes. If this job isn't the one for you, we have many other openings that may be a fit.

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