Senior Web3 Developer

Assetera; Wien; Hybrid; EUR 80 000 - 100 000; Vollzeit

Zusammenfassung

A digital assets broker in Vienna is seeking a Senior Web3 Engineer to develop decentralized financial applications. The ideal candidate will have strong knowledge of EVM, Solidity, node.js, and Go-lang, along with experience in backend architecture and microservices. Responsibilities include deploying smart contracts, building Web3 applications, and collaborating with cross-functional teams to deliver secure and scalable blockchain solutions. This role offers competitive compensation within a dynamic digital finance environment.

Leistungen

Competitive compensation structure

Opportunity in digital finance

International exposure

Support for hybrid and remote work

Qualifikationen

• Deep expertise in EVM & Solidity, Web3.js, node.js, and Go-lang.
• Strong foundation in backend architecture and microservices.
• Ability to monitor and optimize smart contract security and performance.

Aufgaben

• Design, develop, and deploy smart contracts on EVM‑compatible blockchains.
• Build and maintain Web3‑enabled applications interacting with decentralised networks.
• Architect and implement scalable microservices for blockchain applications.

Kenntnisse

EVM-compatible smart contract development

Solidity

Node.js

Go-lang

Database technologies (PostgreSQL, Redis, MongoDB)

Microservices architecture

Docker

Kubernetes

Azure services

AWS cloud infrastructure

Tools

Terraform

CI/CD tools

Jobbeschreibung

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A MiFID authorised and regulated digital assets broker based in Vienna, Austria. Assetera provides a range of digital asset financial services; from our decentralised, EU‑wide regulated trading platform designed for real‑world assets (RWA) on‑chain, to our systematic B2B compliance engine for digital securities distribution and servicing.

Assetera’s core mission is in supporting the growth and adoption of tokenised securities across the financial markets, through the delivery of services across issuance, primary distribution, secondary trading, lifecycle management and custody services.

Role Description

We are seeking a highly skilled Senior Web3 Engineer to join our team and help build the next generation of decentralised financial applications. The ideal candidate will have deep expertise in EVM & Solidity, Web3.js, node.js and Go‑lang, with a strong foundation in backend architecture and microservices. You’ll play a key role in developing secure, scalable, and efficient blockchain solutions that deploy scalably across cloud platforms like Azure and AWS.

Key Responsibilities

• Design, develop, and deploy smart contracts on EVM‑compatible blockchains using Solidity
• Build and maintain Web3‑enabled applications that interact with decentralised networks
• Develop backend services and APIs using Go‑lang and integrate with database technologies such as PostgreSQL, Redis and/or MongoDB
• Architect and implement scalable microservices for blockchain applications
• Apply TDD and BDD methodologies to ensure code quality and maintainability
• Collaborate with front‑end engineers, product managers, and QA teams to deliver integrated Web3 solutions
• Monitor and optimise smart contract security, robustness, performance and gas usage
• Stay current with emerging Web3 technologies and contribute to architectural decisions

Technical Requirements

• Strong experience with EVM‑compatible smart contract development using Solidity
• Experience with node.js or Go‑lang for backend microservice development
• Familiarity with database technologies e.g. MS SQL, PostgreSQL, Redis
• Deep understanding of modern scalable microservice architecture design and implementation
• Ability to write and maintain unit tests and apply behavior‑driven development (BDD) practices
• Experience with container orchestration and provisioning services such as Docker & Kubernetes

Technical Skills Desired

• Hands‑on experience with Microsoft Azure services
• Familiarity with AWS cloud infrastructure
• Experience maintaining CI/CD pipelines and DevOps tools
• Experience steering or participating in a principal capacity in Agile/Kanban development practices
• Knowledge of blockchain security best practices and gas optimisation techniques
• Experience with cloud infrastructure provisioning automation technologies such as Terraform

What We Offer

• Competitive compensation structure
• Opportunity to work in one of the most dynamic areas of digital finance and tokenised assets
• Strong entrepreneurial culture, with commercial and customer‑focus at the core
• International exposure and collaboration with leading institutions in the digital securities ecosystem
• Supporting hybrid and remote working, with limited relocation support available
• Supportive, entrepreneurial culture that values initiative and innovation

• Seniority level: Mid‑Senior level
• Employment type: Full‑time
• Job function: Engineering and Information Technology

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