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• Design and build reusable Web3 platform services for tokenization, transaction processing, blockchain connectivity, wallet integration, event ingestion, indexing, and token lifecycle management.
• Build backend services that interact with blockchain nodes, smart contracts, signing systems, custody platforms, and off-chain systems.
• Develop common blockchain abstraction layers that can support multiple networks, including Besu, Canton, Ethereum/EVM, Layer 2 networks, permissioned chains, and future enterprise blockchain platforms.
• Build integrations with Hyperledger Besu, Ethereum-compatible networks, and permissioned EVM chains. • Implement blockchain connectivity using JSON-RPC, WebSocket subscriptions, ABI encoding/decoding, event logs, transaction submission, transaction status tracking, and smart-contract queries.
• Support engineering patterns for Canton/Daml-based blockchain networks, including validator or participant connectivity, application package lifecycle, transaction authorization, and workflow integration.
• Work with Daml application concepts, including DAR package deployment, versioning, installation validation, and application enablement. • Build or integrate services that support Canton->
• Partner with platform, infrastructure, and operations teams to evaluate Canton validator strategies, including self-hosted and provider-operated models where applicable. Smart Contract & Tokenization Integration Engineering
• Design, develop, integrate, and review smart contracts for tokenized asset and programmable workflow use cases. Support smart-contract security practices, including threat modeling, static analysis, fuzzing, invariant testing, and secure deployment pipelines. Wallet, Signing & Transaction Orchestration Integration
• Integrate with institutional wallet, custody, signing, and authorization platforms that support tokenized asset workflows. • Design transaction orchestration workflows covering request validation, policy checks, approval routing, signing, submission, confirmation tracking, retries, exception handling, and audit logging.
• Support address or account registration, transaction limits, allowlists, signing policies, approval workflows, an operational controls. 5+ years of software engineering experience building distributed systems, backend platforms, financial systems, blockchain infrastructure, custody platforms, trading systems, or high-scale transaction systems.
• Strong hands-on Web3 engineering experience. Deep understanding of Ethereum/EVM, including smart contracts, ABI encoding, transaction lifecycle, gas/fee handling, nonce management, logs/events, confirmations, and finality.
• Experience building backend services that interact with blockchain nodes, wallets, smart contracts, signing systems, or custody platforms.
• Experience with JSON-RPC, WebSocket subscriptions, blockchain event indexing, smart-contract integration, transaction monitoring, and blockchain data models.
• Strong understanding of wallet infrastructure, transaction signing, address management, custody concepts, and key-management patterns. • Strong backend engineering skills in one or more languages such as Java, Go, Kotlin, TypeScript, Rust, Python, or C++.
• Experience with APIs, microservices, event-driven architecture, messaging systems, cloud-native engineering, and production operations.
• Ability to independently own complex engineering problems from design through production delivery.
• Experience with Canton, Daml, validator/participant concepts, DAR deployment, or institutional blockchain workflows.
Is Kotlin a good career?
Yes, Kotlin is a good career choice for developers who want to work in the Android app development, backend development, or cross-platform development space
Kotlin is a modern programming language that was designed to improve upon some of the shortcomings of Java, making it more concise, safe, and interoperable with other languages
Here are some reasons why Kotlin is a good career choice:
- High Demand: Kotlin is in high demand in the technology industry, especially in the Android app development space. Many companies are now using Kotlin to develop their Android apps, and the demand for Kotlin developers is growing rapidly.
- Compatibility: Kotlin is interoperable with Java, which means that developers can use both languages in the same project. This makes it easy for developers to migrate from Java to Kotlin and vice versa, and it also makes it easier to integrate Kotlin into existing Java-based projects.
- Easy to Learn: Kotlin is relatively easy to learn for developers who are already familiar with Java or other similar programming languages. Kotlin has a simpler syntax than Java, making it easier to read and write code.
- Concise and Safe: Kotlin is a more concise language than Java, which means that developers can write less code to achieve the same functionality. Additionally, Kotlin has built-in null safety features that help developers avoid common errors and bugs.
- Career Growth: Kotlin is a relatively new language, which means that there is a lot of room for growth and innovation. Developers who are proficient in Kotlin have the opportunity to contribute to the development of the language and its ecosystem, which can lead to career growth and advancement.