Trabajos remotos de criptografía - Remoto

Research Cryptographer & Mathematician Full-time/Company: Heliax Heliax is a remote-first company that researches, develops, deploys, and maintains open-source protocols and mechanisms to serve everyday needs. They build vertically integrated open-source products and networks (e.g. Anoma, Namada) focused on privacy, information flow control, and scalable distributed systems. Applicants must be based in Europe (including the UK) and willing to travel to Berlin for initial onboarding. Responsibilities: - Design new cryptographic protocols (e.g. shielded state sync) from first principles to meet specified information flow, security, and performance goals. - Evaluate and analyze existing cryptographic protocols, often zkSNARK or zkSTARK proof systems (e.g. Halo2, ProtoStar, Risc0 zkVM) for security, expressivity, and performance. - Update, alter, reimplement, and combine existing cryptographic protocols, customizing them for proofs-of-concept and production use-cases. - Produce comprehensive technical specifications for designs & instantiations of cryptographic protocols and collaborate with engineers on implementations. - Implement, review, and test cryptographic operations & protocols, primarily in Rust; evaluate implementations for correctness and performance. Requirements: - Mathematical and/or cryptographic background in relevant subfields (complexity theory, abstract algebra, cryptographic protocol design). - Expertise in constructive protocol design and analysis of distributed cryptographic protocols. - Demonstrated protocol design work (research paper, experimental project, past work project, or detailed system write-up). Nice to have: - Published papers in mathematics, theoretical computer science, and/or cryptography. - Experience with distributed systems and/or operating systems architecture/design. - Experience with Zerocash/Zexe/VeriZexe and related architectures. - Academic qualifications in a relevant field (cryptography or mathematics). Stack: Rust, zkSNARKs, zkSTARKs, Halo2, ProtoStar, Risc0 zkVM, Arkworks, elliptic curves, hash functions Benefits: - Relocation assistance to Germany (e.g. visa support) for onboarding in Berlin. - High degree of independence in working conditions and task prioritization. - Opportunity to work on open-source protocols and cross-disciplinary problems. 📩 Apply

Research Cryptographer & Mathematician Full-time/Company: Heliax Heliax is a remote-first company that researches, develops, deploys, and maintains open-source protocols and mechanisms to serve everyday needs. The team builds vertically integrated open-source products and networks, including the Anoma intent-centric architecture and Namada, a privacy-focused proof-of-stake L1. Applicants must be based in Europe (including the UK) and be willing to travel to Berlin for initial onboarding. Responsibilities: - Design new cryptographic protocols to meet specified information-flow, security, and performance goals. - Evaluate and analyze existing zkSNARK/zkSTARK and related proof systems for security, expressivity, and performance. - Update, reimplement, and combine cryptographic protocols for proofs-of-concept and production use-cases. - Produce comprehensive technical specifications and collaborate with engineers on implementations. - Implement, review, and test cryptographic operations and protocols, primarily in Rust. - Contribute to open-source cryptography projects and tooling. Requirements: - Strong mathematical and/or cryptographic background (e.g. complexity theory, abstract algebra, protocol design). - Proven experience in constructive protocol design and analysis of distributed cryptographic protocols (research paper, project, or detailed system). - Experience implementing cryptographic protocols, preferably in Rust. Nice to have: - Published papers in mathematics, theoretical CS, or cryptography. - Experience with distributed systems and operating-systems architecture/design. - Experience with Zerocash/Zexe/VeriZexe and related architectures. - Academic qualifications in cryptography or mathematics. Stack: Rust, zkSNARKs, zkSTARKs, Halo2, ProtoStar, Risc0 zkVM, Arkworks, elliptic curves, threshold cryptography Benefits: - Remote-first company with a small, cross-disciplinary team and freedom in task prioritization. - Relocation assistance to Germany (including visa help) for candidates willing to relocate. - Opportunity to work on publishable research and open-source projects. 📩 Apply

Lead Engineer - Tokenization Contract / Full-Time / Company: Gyld Finance Gyld Finance is building infrastructure to bring fixed income on-chain, issuing tokenized USD corporate bonds backed 1:1 by underlying securities held with regulated custodians and brokers. The core platform already includes broker and custody integrations, order execution, settlement, reconciliation and on-chain compliance; the team is backed by Lightshift, GSR and Anchorage Digital. Responsibilities: - Own and improve systems that place broker orders, process fills, settle trades and reconcile positions and cash. - Design and implement handling for failure cases: partial fills, rejected orders, stale states, settlement breaks, retries and reconciliation mismatches. - Work across broker, custodian, banking and crypto rails where they intersect with trading and settlement. - Ensure internal ledger, custodian positions and on-chain supply remain consistent. - Own production services within a Rust-based architecture; improve reliability, observability, monitoring and alerting. - Diagnose and resolve production issues, including incidents involving live orders or settlement. - Build and maintain systems connecting off-chain securities and cash movements with on-chain issuance and redemption. Requirements: - Strong hands-on experience building trading, order management or execution systems. - Experience owning production systems where correctness and reliability matter. - Strong backend and systems engineering fundamentals. - Rust experience preferred; strong experience in another systems language and the ability to ramp into Rust also acceptable. - Comfortable with databases, distributed systems, APIs and asynchronous/event-driven architectures. - Working knowledge of blockchain and on-chain settlement concepts; deep smart-contract expertise not required. - Comfortable using AI coding agents as part of daily engineering workflow and available to join in the near term. Nice to have: - Built execution or post-trade infrastructure at a broker, exchange, trading firm or fintech. - Operated systems that move meaningful amounts of money. - Worked directly with broker, custodian or exchange APIs. - Dealt with edge cases around orders, settlement and reconciliation. - Experience connecting traditional financial infrastructure with blockchain systems. Stack: Rust, FIX, OMS, Order Execution, Tokenization, RWA, Blockchain, APIs, Databases Benefits: - Significant ownership of a financial platform immediately ahead of launch. - Senior individual-contributor role with substantial technical autonomy and minimal management overhead. - Opportunity to work across trading infrastructure, tokenization and on-chain settlement within a small team. - Competitive compensation and equity — $125K–$200K base range and ~0%–2% equity; option to be paid in digital currency. 📩 Apply

Research Cryptographer & Mathematician Employment type: Full-time/Company: Heliax Heliax is a remote-first company that researches, develops, deploys, and maintains open-source protocols and mechanisms to serve everyday needs. Their work includes Anoma (an intent-centric distributed OS architecture) and Namada (a proof-of-stake L1 focused on interchain privacy). Applicants must be based in Europe (including the UK) and be willing to travel to Berlin for initial onboarding. Responsibilities: - Design new cryptographic protocols (e.g. shielded state sync) to meet specified information flow, security, and performance goals. - Evaluate and analyze existing proof systems (e.g. zkSNARKs/zkSTARKs such as Halo2, ProtoStar, Risc0 zkVM) for security, expressivity, and performance. - Update, reimplement, and combine existing cryptographic protocols for proofs-of-concept and production use-cases. - Produce comprehensive technical specifications for protocol designs and collaborate with engineers on implementations. - Implement, review, and test cryptographic operations and protocols, primarily in Rust. Requirements: - Mathematical and/or cryptographic background in relevant subfields (complexity theory, abstract algebra, protocol design). - Expertise in constructive protocol design and analysis of distributed cryptographic protocols. - Demonstrated protocol design experience (research paper, experimental project, past work, or detailed technical writeups). Nice to have: - Published papers in mathematics, theoretical CS, or cryptography. - Experience with distributed systems and/or operating systems architecture/design. - Experience with Zerocash/Zexe/VeriZexe and related architectures. - Academic qualifications in cryptography or mathematics. Stack: zkSNARKs, zkSTARKs, threshold encryption, distributed key generation, elliptic curves, hash functions, Rust, Halo2, ProtoStar, Risc0 zkVM, Arkworks, Zerocash/Zexe/VeriZexe Benefits: - Remote-first company culture and a high degree of independence in work and task prioritization. - Relocation assistance to Germany (including visa assistance) and support for onboarding travel to Berlin. 📩 Apply

Product Lead (Strategy + Full Stack — Leading Crypto Comparison Platform) Company: Optimizee Group Optimizee Group builds Northern Europe’s largest crypto and stock market comparison platforms (CryptoRunner, InvestoRunner) and a new credit card comparison product. The team relaunched fully custom platforms in 2026 with an in-house admin system, multiple AI integrations, and a strong existing audience (≈44,000 MAU, 35,000+ subscribers). Applicants worldwide welcome except residents of the United States; candidates should maintain reasonable overlap with CET/CEST business hours. Responsibilities: - Own the product roadmap: prioritize, spec, and drive execution from idea to launch - Build and ship features hands-on alongside the web developer; improve architecture, performance, and conversion flows - Lead and grow the product team: run 1-on-1s, performance reviews, and take part in recruitment - Build engineering workflows: code review, testing, CI/CD, deployment processes, and documentation - Make data-first decisions using user data and analytics to improve traffic, conversion, and revenue per visitor - Review backlog, decide priorities, and turn ideas into shipped features Requirements: - 5+ years full stack development experience; can independently build, deploy, and maintain production web applications and set up team workflows (Git, code review, CI/CD) - A track record of live products or sites you can demonstrate and explain - Strong backend, database, and architecture skills with focus on data accuracy - Proven product ownership and commercial instincts (deciding what to build, not just building it) - Independent, async-first working style with clear written documentation - Genuine interest in cryptocurrencies, investing, and personal finance Stack: PHP 8.2+, Laravel 12, Laravel Blade, Alpine.js, Livewire, Tailwind CSS, Vite, MySQL, Redis, Nginx, GitHub Actions, Anthropic/OpenAI/Google AI integrations Benefits: - Clear path to Head of Product as the team scales - Work directly with the founder on strategy and growth - High autonomy, flexible working hours, and strong ownership - Competitive compensation + revenue-tied performance bonus - Paid time off and public holidays in line with your country of employment - All AI/tools provided and home office setup (laptop and equipment) - Annual business trips for team building and networking 📩 Apply

Research Cryptographer & Mathematician Employment type: Full-time/Company: Heliax Heliax is a remote-first company that researches, develops, deploys, and maintains open-source protocols and mechanisms to build vertically integrated open-source products and networks (e.g. Anoma, Namada) serving everyday needs. Applicants must be based in Europe (including the UK) and willing to travel to Berlin for initial onboarding. Responsibilities: - Design new cryptographic protocols (e.g. shielded state sync) to meet specified information flow, security, and performance goals. - Evaluate and analyze existing cryptographic protocols and proof systems (e.g. Halo2, ProtoStar, Risc0 zkVM) for security, expressivity, and performance. - Update, reimplement, and combine existing cryptographic protocols for proofs-of-concept and production use-cases. - Produce comprehensive technical specifications for protocol designs and collaborate with engineers on implementations. - Implement, review, and test cryptographic operations and protocols, primarily in Rust; evaluate implementations for correctness and performance. - Work on distributed cryptographic primitives such as threshold encryption and distributed key generation. Requirements: - Mathematical and/or cryptographic background in relevant subfields (complexity theory, abstract algebra, cryptographic protocol design). - Expertise in constructive protocol design and analysis of distributed cryptographic protocols (demonstrated via papers, projects, or detailed designs). - Practical experience implementing or evaluating cryptographic protocols and proof systems (experience with Rust is expected). Nice to have: - Published papers in mathematics, theoretical computer science, or cryptography. - Experience with distributed systems and/or operating systems architecture/design. - Experience with Zerocash, Zexe, VeriZexe and related architectures. - Academic qualifications in cryptography or mathematics. Stack: Rust, zkSNARKs, zkSTARKs, Halo2, ProtoStar, Risc0, Arkworks, Zerocash, Zexe, VeriZexe, elliptic curves, threshold encryption, distributed key generation Benefits: - Remote-first company and a high degree of independence in working conditions and task prioritization. - Relocation and visa assistance for moving to Germany; willingness to travel to Berlin for onboarding. 📩 Apply

Senior/Staff React Native Engineer Full-time/Company: MoonPay MoonPay is building the operating system for value movement — moving crypto, stablecoins, tokenized assets and more. 30M+ customers and 500+ ecosystem partners run on MoonPay; the company is licensed in the U.S. and regulated across the UK, EU, Canada, and Australia. AI is the default operating mode and is woven into every role. Responsibilities: - Own the React Native mobile experience across iOS and Android. - Architect and develop new and existing products and features. - Collaborate with Product Managers, designers, and other product teams to deliver customer-facing features. - Integrate with external service providers and maintain and improve the existing codebase. - Contribute to estimations, planning and execution of projects and integrations. - Write fully tested, high-quality and performant code. Requirements: - Extensive React Native or mobile experience at leading startups or fast-growing tech companies. - Confidence in developing, releasing and maintaining mobile applications in a fast-paced, iterative environment. - Experience with some of the tech stack or strong ability to cross-train and upskill quickly. Nice to have: - Expo experience across mobile and web. - Open source contributions. - Direct experience within web3. Stack: React Native, React, Expo, iOS, Android Benefits: - Competitive salary package - Equity package and pay-for-performance equity bonus - Moonshot award (large equity grants for exceptional impact) - Pension with employer contributions from day one - Employee referral program (refer great people and earn rewards) - Flexible Time Off, birthday leave and enhanced parental leave - Private healthcare and Wellhub wellness membership - Unlimited enterprise access to the latest AI tools (Claude, ChatGPT, Gemini) - Home office setup allowance and remote working allowance - Monthly product budget and zero-fee crypto transactions - $1,000 annual training budget and regular remote company offsites 📩 Apply

Research Cryptographer & Mathematician Employment type: Full-time/Company: Heliax Heliax is a remote-first company researching and building open-source protocols and products (e.g., Anoma, Namada) focused on privacy-preserving distributed systems and alternative coordination paradigms. Applicants must be based in Europe (including UK) and willing to travel to Berlin for initial onboarding. Responsibilities: - Design new cryptographic protocols (e.g., shielded state sync) to meet specified information-flow, security, and performance goals. - Evaluate and analyze existing proof systems (zkSNARKs, zkSTARKs, Halo2, Risc0 zkVM, etc.) for security, expressivity, and performance. - Update, reimplement, and combine existing cryptographic protocols for proofs-of-concept and production use-cases. - Produce comprehensive technical specifications and collaborate with engineers on implementations. - Implement, review, and test cryptographic operations and protocols, primarily in Rust. Requirements: - Strong mathematical and/or cryptographic background (complexity theory, abstract algebra, protocol design). - Expertise in constructive protocol design and analysis of distributed cryptographic protocols. - Demonstrable work (research papers, projects, implementations, or detailed write-ups) showing protocol design. Nice to have: - Published papers in mathematics, theoretical computer science, or cryptography. - Experience with distributed systems and/or operating-systems architecture. - Experience with Zerocash/Zexe/VeriZexe and related architectures. - Academic qualifications in cryptography or mathematics. Stack: Rust, zkSNARKs, zkSTARKs, Halo2, ProtoStar, Risc0 zkVM, Arkworks, elliptic curves, DKG, threshold encryption Benefits: - Relocation assistance to Germany (e.g., visa support). - High degree of independence in working conditions and task prioritization. - Opportunity to work closely with a small team on cross-disciplinary research and systems. 📩 Apply

Research Cryptographer & Mathematician Full-Time/Company: Heliax Heliax researches, develops, deploys, and maintains open-source protocols and mechanisms to serve everyday needs, building vertically integrated open-source products and coherent open systems. Their work includes Anoma (an intent-centric distributed operating system architecture) and Namada (a proof-of-stake L1 focused on interchain asset-agnostic privacy). Applicants must be based in Europe (including the UK) and willing to travel to Berlin for initial onboarding. Responsibilities: - Design new cryptographic protocols to achieve specified information flow topologies, security properties, and performance characteristics. - Evaluate and analyze existing cryptographic protocols (e.g. zkSNARKs/zkSTARKs, Halo2, Risc0 zkVM) for security, expressivity, and performance. - Update, reimplement, and combine cryptographic protocols for proofs-of-concept and production use-cases. - Produce comprehensive technical specifications and collaborate with engineers on implementations. - Implement, review, and test cryptographic operations and protocols, primarily in Rust. Requirements: - Mathematical and/or cryptographic background in relevant subfields (complexity theory, abstract algebra, protocol design). - Expertise in constructive protocol design and analysis of distributed cryptographic protocols. - Demonstrable protocol design experience (research paper, experimental project, past work, or detailed write-up/blog series). Nice to have: - Published papers in mathematics, theoretical CS, or cryptography. - Experience with distributed systems and/or operating systems architecture/design. - Experience with Zerocash/Zexe/VeriZexe and related architectures. - Academic qualifications in a relevant field (cryptography or mathematics). Stack: Rust, zkSNARKs, zkSTARKs, Halo2, ProtoStar, Risc0 zkVM, Arkworks, elliptic curves, threshold encryption, distributed key generation Benefits: - Relocation assistance to Germany (e.g. visa help) - High degree of independence in working conditions and task prioritization - Work closely with a small cross-disciplinary research and engineering team 📩 Apply