Backend Developer
$140k - $160kSmart state
Department: Product/R&D FLSA Status: Exempt Reports To: Engineering Manager Company Overview Smart State is a rapidly growing technology company, bringing together expertise in software engineering, analytics, and product management to deliver reliable and innovative digital solutions. Smart State is a place where talents from different niches can make real changes across the industry. We create an environment to let smart ideas act boldly. Please note: This is a full‑time, office‑based position that requires your full presence at our Fort Lee, NJ office. Remote or hybrid work arrangements are not available for this role. Position Overview The Backend Developer is a key contributor within our iGaming platform engineering team. This role focuses on designing, implementing, and optimizing high‑performance Node.js APIs and microservices that power a global, fast‑scaling product ecosystem. The ideal candidate combines strong backend engineering expertise with a product‑focused mindset - someone who takes ownership of core services, drives performance and reliability, and ensures a seamless experience for thousands of players worldwide. This position is ideal for a Backend Developer ready to deepen their technical ownership, thriving in a fast‑paced, hands‑on environment with significant opportunities for leadership, backend architecture influence, and continued growth. Responsibilities Develop, maintain, and scale robust backend services built with Node.js (Nest.js framework). Design and implement third‑party API integrations and new platform modules from concept through deployment. Write clean, maintainable, and well‑tested code following TDD principles. Work with SQL and NoSQL databases (MongoDB, MySQL, Redis) to support high‑volume data operations. Implement REST, GraphQL, and WebSocket communication protocols across services. Collaborate closely with frontend, DevOps, and product teams to deliver reliable and efficient solutions. Apply best practices for microservice architecture, scalability, and performance optimization. Participate in code reviews, architecture discussions, and continuous integration initiatives. Requirements 5+ years of professional experience in web development. 3+ years of hands‑on experience with Node.js (Nest.js framework). Practical experience with high‑volume databases (SQL and NoSQL). Proficiency with Git and collaborative development workflows. Experience with message brokers (RabbitMQ, Redis Pub/Sub). Solid understanding of TDD and experience writing automated unit and integration tests. Strong fundamentals in microservices architecture and distributed systems. Preferred Experience 2+ years of experience with CI/CD pipelines, containerization, and microservices deployment. Familiarity with Kubernetes or other container orchestration systems. Experience with the NATS messaging system. Hands‑on experience with TypeScript and advanced Node.js tooling. What We Offer Competitive salary and comprehensive benefits package including medical, dental and vision insurance, 401K plan, and more. Generous PTO policy. A dynamic and collaborative international work environment. Breakfasts and lunches in the office (partially paid by the company). Birthdays, milestones and employee anniversaries celebrations. Opportunities for professional development and growth. Smart State Inc. is an Equal Opportunity Employer. We believe that different perspectives make us stronger and provide equal employment opportunities to all applicants regardless of race, color identity, religion, or any other protected status. If you have the drive and the skills, we want to hear from you. $140,000 - $160,000 USD #J-18808-Ljbffr
- ...Produktentwicklungsagentur, die sich auf die Erstellung skalierbarer und effizienter Microservices spezialisiert hat. Wir suchen einen Backend-Entwickler, der unserem Team beitritt und uns bei der Entwicklung von innovativen Lösungen für unsere Kunden unterstützt. Du verstä...SuggestedFlexible hours
- ...Duetti Backend Developer Role At Duetti, data is at the heart of everything we do. We are seeking a skilled Backend Developer with experience in DevOps and full-stack development to join our team. In this role, you will be instrumental in optimizing the infrastructure...Suggested
- 42Q is an industry-leading, fully-featured cloud-based Manufacturing Execution System. 42Q is looking for a backend developer to create highly reliable solutions for our clients in a range of manufacturing environments. The successful candidate will have an opportunity...SuggestedPermanent employment
- ...Backend Developer Join to apply for the role at TrueChoice Solutions, Inc. Company Overview TrueChoice Solutions is a privately held, rapidly growing SaaS company. It is a global leader in real-time preference analytics, developing sophisticated applications in marketing...SuggestedTemporary workWork experience placementLocal areaRemote work
- Framework Ventures is seeking a Backend Engineer - E2 to join the DevEx team in the United States. This role focuses on building customer-centric quality systems and improving API tools for developers. Candidates should have 3-6 years of software engineering experience...Suggested
- ...projects, including those focused on hardware, standards, and voice technology. The role Nabu Casa is looking for a full‑time backend developer to join our Cloud & Infrastructure team and work primarily on Home Assistant Cloud services. As one of the most active open‑source...Full timeLocal areaRemote workWork from homeWorldwide1 day per week
- Key Responsibilities: Lead the development and testing of the systems and services Contribute to the technical architecture and design of the product Translate product requirements into user stories and scalable technical solutions Deliver reliable, scalable services in...
- ...serves thousands of institutions and millions of retail investors worldwide. Role We are looking for a Backend Engineer - E2 to join our DevEx team to empower developers with SDKs, developer portals, and APIs that enable clients to self-serve our API products with...Worldwide
- 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...Full timeRemote work
- Overview Backend Engineer (Remote, USA) Industry: Cloud-native software & SaaS solutions for enterprise-grade web and mobile platforms... ...scalable, secure backend services and APIs to support B2B and developer-centric workflows. We are hiring a pragmatic, performance-minded...Remote workFlexible hours
- ...and staking provider, in the world. For more information, visit Backend Engineer - E3 We are looking for a Backend Engineer - E3 to join our DevEx team and be at the forefront of empowering developers worldwide. Our team creates and maintains essential resources—including...Work at officeWorldwideMonday to Friday
- ...Certifications in specific technologies or frameworks (e.g., AWS Certified Developer, Microsoft Azure Developer). Agile or project management... ...Java, Ruby, PHP, C#, or Node.js. Frameworks : Experience with backend frameworks (e.g., Django, Spring, Express). Database...Internship
- ...NANGO, a developer infrastructure company based in the United States, is seeking Senior & Staff Backend Engineers to join their team. This critical role involves designing and scaling backend systems and APIs while collaborating with developers to enhance the platform...Remote work
- ...A leading e-commerce integration solutions provider is seeking an experienced API/EDI Backend Developer. In this role, you will design and implement B2B integrations to enhance customer transactions. The ideal candidate will have a background in API development and EDI...
- ...We are now expanding our team and are looking for skilled, goal-oriented backend developers to join our teams. Requirements 7+ years of production experience with Python At least 2 years of hands on experience with async Python (FastAPI, aio or similar frameworks) in...Remote work
- ...Agile Defense is seeking a Senior Full Stack Developer (Backend Emphasis) to support a command and control system for the Mobility Air Force. This remote position focuses on backend architecture, data integrity, and integration with cloud services. The ideal candidate...Remote work
- ...GitLab Inc. is seeking a Staff Backend Engineer to join our Developer Experience group in a remote capacity. This pivotal role focuses on enhancing the engineering experience across teams, utilizing languages like Ruby and Go. You will address critical pain points in...Remote work
- ...Backend Developer Opportunity Are you a skilled Backend Developer looking to make a significant impact on a leading eCommerce platform? Join our team to design, build, test, and maintain backend components for scalable web and merchandising applications. Your work will...Hourly pay
$110.4k - $190k
...Senior Backend Software Developer Denver, Colorado, United States; New York, New York, United States; Remote About Judi Health Judi Health is an enterprise health technology company providing a comprehensive suite of solutions for employers and health plans,...Local areaRemote workFlexible hours- ...San R&D Business Solutions LLC | Full time This is not a paid opportunity (Volunteer Opportunity: 30 hrs / week) Job Title: Backend Developer Location: Remote Employment Type: Temporary Volunteer About the Role: We are looking for a skilled Backend Developer with 3+ years...Full timeTemporary workRemote work
- Job Description New York, New York City 09/22/2025 Contract Active Job Summary Job Summary: We are seeking a highly skilled Backend Developer with experience in trading, treasury markets, or brokerage systems. The ideal candidate will have hands-on expertise in Java and...Contract work
$91k - $130k
...Be a Water-Saving Tech Hero: Develop Next-Gen IoT Solutions at LIXIL (Hybrid – NYC)! Do you dream of using your coding skills to tackle... ...American Standard and GROHE, and they’re now looking for a Backend Software Developer to join their water-saving innovation team,...Work at officeWorldwide- ...Do Design, build, and optimize high‑performance C# systems supporting AI data pipelines and evaluation workflows Develop full‑stack tooling and backend services for large‑scale data annotation, validation, and quality control Improve reliability, performance, and safety...Hourly payContract workFreelanceRemote work
$90 - $100 per hour
Overview Job Title: Sr. Backend Software Developer Job Location: Remote - Must be in the DC Metro Area Compensation: $90-100/hr Eligibility/Clearance: US Citizenship Required - Public Trust. This opportunity supports a government contract Responsibilities Design, develop...Contract workRemote work- ...improve our microservices architecture. You’ll be working on both developing new features and enhancing existing systems to ensure they... ...forward in a fast‑paced environment. Responsibilities Work as a Backend Developer within a cross-functional team, collaborating...
- ...Twenty in New York is seeking a skilled backend engineer to build scalable systems essential for defending democracies. The ideal candidate will possess strong proficiency in Go and experience in working with graph databases and event-driven architectures. Join a team...
- ...A leading financial technology company is seeking a DeFi Backend Engineer to enhance its DeFi infrastructure. You will collaborate with a Quantitative Researcher to manage yield-generating portfolios, design algorithms, and automate onchain interactions. Ideal candidates...
- ...Back End Engineer We are looking for a Senior Backend Engineer to join a design systems team inside the client's Design Platform... ...client's messaging services. Key Responsibilities: Develop and maintain backend services that handle user data segmentation...
- ...Job Description Job Description Founding Senior Backend Engineer (Data Platform / Integrations) Location: New York City — In-Person The Opportunity Our client is hiring a Founding Senior Backend Engineer to own the data platform end-to-end and build the...
- ...A technology company is seeking a skilled Backend Developer to join their team focusing on scalable backend services. Candidates should have 3+ years of backend development experience and strong skills in Python and Java, including asynchronous processing experience. The...
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