Senior Backend Engineer

  • reliability

  • Integrity

  • Innovation

  • Efficiency

  • Pioneering

  • Empowerment

  • Collaboration

  • Expertise

  • strategy

  • Commitment

  • reliability

  • Integrity

  • Innovation

  • Efficiency

  • Pioneering

  • Empowerment

  • Collaboration

  • Expertise

  • strategy

  • Commitment

Position Overview

We’re looking for a Backend Developer who not only excels in building high-performance systems with Rust and Move, but also embraces a flexible, collaborative mindset. This role plays a core part in developing the infrastructure for our liquidity aggregation protocol on the Sui blockchain.We're seeking experienced engineers with proven technical expertise and a passion for continuous learning. The ideal candidate brings strong backend experience and versatility to support areas like smart contract development or frontend integration when needed

Key Responsibilities

  • Develop scalable backend services for our DeFi protocol using Rust.

  • Design and implement efficient smart contracts using Move, especially on the Sui platform.

  • Build and maintain APIs for protocol interactions and data aggregation.

  • Optimize algorithm performance for liquidity routing and trade execution.

  • Collaborate with other engineers to ensure seamless integration.

  • Contribute to internal documentation, API specifications, and team knowledge sharing.

  • Provide occasional support for frontend or integration tasks using TypeScript/JavaScript when needed.

Required Qualifications

  • Proficiency in Rust and experience with backend system design.

  • Familiarity or hands-on experience with Move smart contracts.

  • Interest or experience in blockchain development, preferably on Sui.

  • Understanding of distributed systems and asynchronous programming.

  • Strong problem-solving skills, willingness to work outside your comfort zone.

  • Open mindset and collaborative spirit — willing to grow into adjacent technical areas.

Nice to have

  • Experience with DeFi protocols, DEX/AMM mechanics, or liquidity pools.

  • Background in cryptography, price oracles, or Web3 infrastructure.

  • Knowledge of real-time and event-driven systems (WebSocket, event processing).

  • Strong foundation in distributed system design, fault tolerance, and solution architecture.

Tech Stack

  • Languages: Rust (primary), Move, Javascript/ TypeScript (support)

  • Blockchain: Sui, Web3

  • Databases: PostgreSQL, Redis, Clickhouse, Kafka

  • DevOps/Infra: Docker, Kubernetes

  • Testing: Unit, Integration, Stress testing

  • Monitoring: Prometheus, Grafana

What We Offer

  • Competitive salary based on your capabilities with 2 annual performance reviews

  • Project-based token bonus

  • Direct impact on the SUI ecosystem while building LP Pro with us

  • Learning & development support including AI automation training and conferences

  • Teal organizational culture with adaptive remote-first environment

Email to apply: anna@seallabs.xyz

Join the defi Revolution and boosting Your defi experience Today

Join the defi Revolution and boosting Your defi experience Today