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Backend Developer

Bidsday
Department:UI UX Design
Type:REMOTE
Region:USA
Location:Greater Hartford
Experience:Mid-Senior level
Estimated Salary:$80,000 - $120,000
Skills:
NODE.JSEXPRESS.JSPOSTGRESQLSOCKET.IOAWSRESTFUL APIGRAPHQLMICROSERVICES ARCHITECTUREGITCI/CD PIPELINESJWTOAUTHDATA ENCRYPTIONDOCKERKUBERNETESSTRIPEPAYPAL
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Job Description

Posted on: June 4, 2025

Compensation Note: As an early-stage startup, compensation will be deferred until the completion of the initial 6-month contract, with payment terms to be finalized upon contract expiration. Equity or performance-based incentives may be offered as part of the compensation package, subject to agreement.

Job Summary

We are seeking a highly skilled and motivated Backend Developer to design, develop, and maintain the server-side infrastructure of our global auction platform. You will play a critical role in building scalable APIs, ensuring real-time performance for live auctions, and integrating with databases and third-party services. Working closely with our frontend team, data analyst, and UI/UX designer, you will help deliver a secure, reliable, and high-performance platform that supports a global user base.

Key Responsibilities

  • API Development: Design, develop, and maintain RESTful APIs and GraphQL endpoints using Node.js to support frontend functionalities, including user authentication, bidding, and product management.
  • Real-Time Systems: Implement and optimize real-time features for live auctions using Socket.io to ensure low-latency bid updates and notifications.
  • Database Management: Design and manage PostgreSQL databases, including schema design, query optimization, and ensuring data integrity for high-transaction environments.
  • Scalability & Performance: Architect scalable backend systems on AWS (e.g., EC2, Lambda, RDS) to handle high traffic and ensure uptime during peak auction periods.
  • Security: Implement robust security measures, including data encryption, secure API authentication (e.g., JWT, OAuth), and protection against common vulnerabilities (e.g., SQL injection, XSS).
  • Integration: Integrate third-party services such as payment gateways (e.g., Stripe, PayPal), shipping APIs, and analytics tools to enhance platform functionality.
  • Collaboration: Work closely with frontend developers (React), UI/UX designers, and data analysts to ensure seamless integration and a cohesive user experience.
  • Code Quality: Write clean, maintainable, and well-documented code, adhering to best practices and conducting thorough testing (unit, integration, and end-to-end).
  • DevOps: Collaborate on CI/CD pipelines, containerization (Docker), and deployment processes to streamline development and ensure reliable releases.
  • Troubleshooting: Monitor, debug, and resolve production issues, ensuring minimal downtime and optimal performance.

Required Qualifications

  • Experience: 3+ years of professional experience in backend development, with a proven track record of building scalable web applications.
  • Technical Skills:
  • Proficiency in Node.js and frameworks like Express.js for building APIs.
  • Strong experience with PostgreSQL or similar relational databases, including schema design and query optimization.
  • Familiarity with Socket.io or real-time communication protocols for live features.
  • Experience with AWS services (e.g., EC2, S3, RDS, Lambda) or similar cloud platforms.
  • Knowledge of RESTful API design, GraphQL, and microservices architecture.
  • Familiarity with version control systems (e.g., Git) and CI/CD pipelines.
  • Security Knowledge: Understanding of secure coding practices, authentication mechanisms (JWT, OAuth), and data encryption standards.
  • Problem-Solving: Strong analytical skills with the ability to troubleshoot complex issues and optimize system performance.
  • Collaboration: Excellent communication skills and a team-oriented mindset, with experience working in cross-functional teams.
  • Education: Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent work experience).

Preferred Qualifications

  • Experience building e-commerce or auction platforms with real-time bidding features.
  • Familiarity with React or frontend technologies to facilitate collaboration with the frontend team.
  • Knowledge of containerization (Docker) and orchestration tools (Kubernetes).
  • Experience with payment gateway integrations (e.g., Stripe, PayPal).
  • Understanding of scalability challenges in high-transaction environments.
  • Contributions to open-source projects or a strong portfolio showcasing backend work.

What We Offer

  • Innovative Environment: Be part of an early-stage startup shaping the future of global online auctions, with the opportunity to make a significant impact.
  • Remote Flexibility: Work from anywhere with a fully remote team, supported by collaborative tools like Slack, Jira, and Zoom.
  • Growth Opportunities: Take ownership of critical backend systems and grow into a leadership role as the platform scales.
  • Equity Potential: As a startup, we offer the potential for equity or performance-based incentives, to be finalized post-contract, rewarding your contributions to our success.
  • Impactful Work: Contribute to a platform that connects buyers and sellers worldwide, with a focus on user experience and innovation.

How to Apply

To apply, please submit your resume, a cover letter detailing your relevant experience, and links to your LinkedIn profile, GitHub, or portfolio showcasing backend projects. Applications can be sent via LinkedIn. We are excited to review your application and discuss how you can contribute to our vision of revolutionizing online auctions.

Application Deadline: Jun 15th

Start Date: A week after

Equal Opportunity Employer

We are committed to fostering an inclusive and diverse workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

Originally posted on LinkedIn

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