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Welcome to Altoros career page!

Vacancies

  • QA Engineer | Blockchain

    We are seeking a detail-oriented tester to join our team at Protofire. The ideal candidate will have a foundational understanding of Web3 and blockchain technologies, possess strong manual testing skills and some automated testing experience, and be proficient in English communication.

    Key Responsibilities:

    • Conduct comprehensive manual testing of Web3 and blockchain applications.
    • Identify, document, and track bugs and issues, collaborating closely with developers to ensure timely resolution.
    • Communicate effectively with international clients, providing clear and concise updates on testing progress and findings.
    • Utilise best practices in manual testing to ensure thorough coverage and reliable results.
    • Demonstrate curiosity and an ability to foresee and test alternative scenarios to identify potential issues before they arise.

    Requirements:

    • 2+ years of QA experience.
    • Basic knowledge of Web3 and blockchain technologies.
    • Proficiency in manual testing with a solid understanding of best practices and organization.
    • Automated testing experience.
    • Advanced English communication skills, both written and verbal, to effectively interact with global clients.
    • A keen eye for detail, with the ability to foresee and cover alternative scenarios.
  • Blockchain Architect

    Protofire is looking for a Blockchain Architect to join our technical team and help us bring new project to web3 communities!

    Responsibilities

    • Run discovery calls to map goals, constraints, and existing systems.
    • Translate pain points into concrete requirements and success metrics.
    • Partner with Sales to surface top customer problems and keep product/engineering aligned.
    • Solution design & estimation
    • Shape solution architecture (incl. trade-offs), document assumptions and risks.
    • Validate estimates with engineering; flag delivery risks early.
    • Explain how choices impact timelines, cost, security, and future roadmap.
    • Proposals & deal support.
    • Build proposals that cover approach, scope, milestones, pricing, and acceptance criteria.
    • Articulate business value alongside the technical plan.
    • Co-lead technical sections of negotiations and help close.
    • Technical due diligence during sales
    • Answer technical objections, run demos, and produce clarifications. Ensure both sides share a single, written understanding of scope and interfaces.
    • Provide market & competitive insight: track protocols, tooling, and competitors.
    • For complex briefs, research adjacent risks/opportunities and provide recommendations.
    • Produce clean handover docs (architecture, APIs, non-functional requirements).

    Minimum Requirements

    • 2 years of experience in a similar position.
    • Daily user of on-chain tools; informed investor with hands-on experience across wallets, DeFi, and governance. Active in Discord/X/GitHub and industry events.
    • Track record shipping or maintaining OSS infra; comfortable working in public and with community feedback.
    • Deep knowledge of L1/L2 ecosystems (e.g., Ethereum, Polkadot, Cardano or similar), node/RPC infra, indexing, auth, and standards.
    • Experience designing, reviewing, and deploying contracts; understanding of dApp architectures and CI/CD for Web3.
    • Solid grasp of crypto primitives, key management, multisig/custodial/non-custodial wallets, and secure coding patterns.
    • Full-stack literacy: Proficiency across modern back-end and front-end frameworks; can read code and discuss implementation trade-offs with engineers.
    • Practical experience running SCRUM/Agile in product teams; can turn requirements into backlog, stories, and milestones.
    • Able to explain complex Web3 concepts to non-engineers and write crisp specs, proposals, and risk notes.

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