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 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, ownership, and teamwork are key.

Responsibilities

Develop and maintain RESTful APIs,participate in code reviews, and contribute to technical decisions.Design 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 reliabilityTake ownership of the product. Build a high-quality product that makes customers happy.Tech Stack

Languages:

GoLang, Node.jsDatabases:

PostgreSQL on AWS RDS, DynamoDB with AppSync.Communication Protocols:

gRPC + protobuf, NATS, SQSFrameworks and Tools:

Fiber, Express, Gin, Docker, AWS Amplify (plus)AWS Services:

Lambda, ECS, ECR, RDS, CloudWatch, SQS, SNS, SES, Cognito, Redis, S3, CloudFrontTesting:

Jest, wire-mock, localstackBlockchain:

Solana (Helius, Anchor framework, SPL token, Token 2022), EthereumMonitoring:

DataDog, CloudWatchRequirements

4+ years of backend development experience. Production experience with GoLang (preferred) and NodeJS. Experience building RESTful APIsHands-on experience with AWS services (ECS, Lambda, RDS, Postgres, etc.)Experience working with microservices and event-driven architectureProficiency in relational and NoSQL databases (PostgreSQL, DynamoDB)Experience with Solana blockchain integrations (Helius, Anchor, SPL token, Token 2022, Metaplex Core)Strong knowledge of testing best practices and experience writing tests. Ability to quickly learn new technologiesNice to Have

Experience with Terraform and CDKExperience integrating with the Ethereum blockchainFamiliarity with AWS Amplify

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