We are looking for a Backend Engineer to join our team and help build scalable, high-performance backend systems. You will be responsible for designing and implementing RESTful and GraphQL APIs, working with microservices and AWS Lambda functions, and integrating with Solana and Ethereum blockchains. This role requires strong problem-solving skills, a deep understanding of backend development, and the ability to collaborate closely with frontend engineers, DevOps, and the product team. Communication and teamwork are key as we work in an Agile development environment.
ResponsibilitiesDevelop and maintain RESTful and GraphQL APIsDesign architecture and plan features with scalability and maintainability in mindBuild internal tools and automate manual processesWork closely with the product team, frontend engineers, and DevOps to deliver high-quality featuresMonitor production backend systems to ensure stability and performanceIntegrate with Solana and Ethereum blockchains (Solana experience is highly important)Write unit and integration tests to ensure code quality and reliabilityTech StackLanguages: Node.js, GolangDatabases: DynamoDB with AppSync, PostgreSQL on AWS RDSFrameworks & Tools: Express, NX monorepo, AWS Amplify (plus)AWS Services: Lambda, ECS, ECR, RDS, CloudWatch, SQS, SNS, SES, Cognito, Redis, S3, CloudFrontTesting: JestBlockchain: Solana (Helius RPC, Helius webhooks, Anchor framework, SPL token, Metaplex Core), EthereumRequirements3+ years of backend development experienceStrong experience with Node.jsExperience building RESTful and GraphQL APIsHands-on experience with AWS services (Lambda, ECS, RDS, etc.)Experience working with microservices architectureProficiency in relational and NoSQL databases (PostgreSQL, DynamoDB)Experience with Solana blockchain integrations (Helius, Anchor, SPL token, Metaplex Core)Strong knowledge of testing best practices and experience writing testsAbility to quickly learn new technologies, including Golang if neededNice to HaveExperience with Ethereum blockchainFamiliarity with AWS AmplifyKnowledge of NX monorepo structureExperience in high-performance, distributed systemsExperience with Golang #J-18808-Ljbffr