Ethereum Jobs

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Vacancy: Lead Blockchain Security Engineer (Custody & Rebalancing)
Work format: Remote
Company: cicada-mm.com
Salary: Competitive, based on experience

Requirements:
- Deep expertise in Custody and Rebalancing
- Knowledge of hot, warm, and cold storage architecture
- Experience with MPC/TSS (e.g., MPC-CMP, GG18), HSM, Cloud HSM
- Proven experience in implementing cryptographic algorithms (ECDSA, EdDSA), distributed signing
- Understanding of Bitcoin, Ethereum/EVM protocols, UTXO, and accounting models
- Proficiency in Rust, Go, C++, or Python development
- Familiarity with security standards (FIPS 140-2/3, ISO 27001, SOC 2), MiCA, FATF
- Ability to implement MFA, RBAC, and operational auditing

Contact: TG: @cicada_mk // @cicadaae

Channel: @ethereum_hh

Vacancy: Blockchain Developer
Work format: Remote
Company: Cicada
Salary: $4000 - $8000 monthly

Requirements:
- 3+ years hands-on algo-trading on EVM-based DEXs
- Strong coding skills in Python, Rust, or C++ (clean, test-driven)
- Proven MEV strategies: searcher flows, back-running, sandwich defense
- Deep knowledge of private RPC endpoints & block-builder APIs (Flashbots, MEV-Boost, etc.)
- Designed & deployed smart-order-routing and liquidity-seeking bots in production
- Solid grasp of gas economics, mempool dynamics, revert handling, and on-chain risk controls
- Familiarity with DeFi protocols, ERC-20/ERC-4626 standards, and L2 rollup nuances
- Comfort with low-latency infra, Prometheus/Grafana monitoring, and Git-based CI/CD

Contact: @cicadaae
Follow our channel: @ethereum_hh

Vacancy: Senior Solidity Developer
Work format: Remote
Salary: Highly competitive, USDC payments

Requirements:
- 2+ years of Solidity development with proven smart contract architecture work
- Experience deploying to Ethereum Mainnet and/or L2 networks (Optimism, Arbitrum, Base, etc.)
- Deep understanding of EVM, calldata, storage layout, and smart contract patterns
- Strong grasp of modular contract design, size optimization, and gas cost trade-offs
- Previous experience with Chainlink VRF and Automation (Keepers) is a big plus
- Comfort working with complex struct-based systems and custom access control
- Proficiency in Foundry, Node.js, and contract testing frameworks (Foundry/Mocha/Chai/etc.)
- Familiarity with token standards (ERC20, ERC721, ERC1155)
- Experience with yield protocols, vault systems, or smart contract treasuries
- English proficiency at B2+ level (written and spoken)
- Willingness to accept USDC payments directly

Contact: DM @back_recruiter on Telegram with:
- GitHub or portfolio link
- Short intro
- Availability
- Your favorite Solidity pattern or L2 platform

Follow our channel: @ethereum_hh

#vacancy #вакансия #web3

Role: DevOps Lead
Location: #worldwide
Job type: #remote, full-time
Salary: 7 000 - 9 000$

Fluence Network is pioneering the cloudless future, offering a decentralized Infrastructure-as-a-Service (IaaS) platform that provisions enterprise-grade virtual machines (VMs) across a distributed network of servers. By eliminating reliance on traditional cloud providers, Fluence delivers a secure, scalable, and cost-effective solution tailored for businesses seeking resilience, flexibility, and efficiency.

Role Overview:
As the Lead DevOps Engineer, you will play a critical role in leading a team responsible for developing and managing a Kubernetes-based infrastructure solution, integrated with KubeVirt for virtual machine management, across multiple hardware providers. You will collaborate with development teams, hardware provider’s representatives, and product managers to design and deliver robust, scalable solutions that provide compute resources to our clients. This is a hands-on leadership role where you will drive innovation, ensure platform reliability, and mentor engineers.

What We’re Looking For:
* 5+ years of experience in DevOps, infrastructure engineering, or similar roles with a focus on cloud platforms, Kubernetes, and virtualization
* Strong experience with Kubernetes (K8s), containerization (Docker), and orchestration
* Expertise in multi-cloud environments (AWS, Azure, GCP) and hybrid cloud infrastructure.
* Experience with container runtimes, network policies, and service meshes (e.g., Istio)
* Strong leadership and team management skills (2+ years), with a proven ability to mentor engineers.
* Excellent communication skills to collaborate with technical and non-technical stakeholders
* Fluent russian & english


Full job description

Contact: @ru_spiridonov

Vacancy: Backend Developer (Ruby on Rails)
Work format: Remote from EU
Company: Haas Platform
Salary: from 3000$ Gross

Requirements:
- 3+ years of experience in Ruby on Rails development
- Deep understanding of PostgreSQL
- Familiarity with AWS serverless services (Lambda, DynamoDB)
- Experience with key-value storage systems (Redis/Memcached, etc.)
- Adherence to best practices, including TDD, continuous integration, refactoring, and coding standards
- Ability to design reliable, scalable, and secure solutions
- Excellent communication skills (online and offline)
- Basic knowledge of Kubernetes is a plus
- Experience in fintech, trading, or cryptocurrencies is welcomed

Advantageous:
- Basic knowledge of Go and a desire to grow in this direction

Responsibilities:
- Developing modular and scalable code
- Implementing new trading algorithms and features
- Solving tasks related to high load and security
- Ensuring code quality and performance
- Integrating with external API services

Contact: @viktoria_kolina
Follow our channel: @ethereum_hh

🚀 Senior Blockchain Engineer
Join Faraway – a trailblazing gaming platform with player-driven economies! Work on cutting-edge blockchain tools like federated IDs, multi-chain inventory, and frictionless payments.

Your Mission:
Build & deploy secure smart contracts (EVM).
Ensure top-notch reliability and security.
Innovate with blockchain scaling solutions.
Collaborate with a global, fast-paced team.
Must-Have Skills:

4+ years of Solidity/Rust experience.
Deep blockchain fundamentals & security.
Hands-on with scaling tech & cloud (Docker, AWS).
🌍 Remote-first team in 20+ countries.
🌟 Bonus: Startup mindset & passion for blockchain’s potential.

Contact: @paulinesmaga

👾 Learn more: faraway.com/dev-platform
#BlockchainJobs #SmartContracts #Solidity #Rust

#promo
GPT summarizer of recent crypto news
@sagi_agent

Vacancy: DeFi Lead
Work format: Remote
Company: Rivo.xyz
Salary: $9,000 total package including equity options or token allocation

Requirements:
- Deep understanding of DeFi and crypto markets
- Over 2 years of experience in the DeFi industry
- Strong analytical skills and expertise in DeFi protocols
- Excellent communication skills in English
- Ability to work independently and collaboratively

Contact: Send CV to max@rivo.xyz
Link: https://rivo.xyz/

Vacancy: Sales/Business Development (Biz-dev) - Web3
Work format: Remote
Company: Dreamerz.io
Salary: $36,000-$150,000 per year

Requirements:
- Professional in Web3 sales: 3+ years of proven experience selling token-related products or services
- Strong network of industry contacts in blockchain and cryptocurrencies
- Money Orientation
- Confidence in making deals with large amounts
- Strategic and independent

Contact: @katerinaliamzina

Vacancy: Senior Full Stack Engineer
Work format: Hybrid, office in Lisbon
Company: VAMI
Salary: €4,000–€6,000

Requirements:
- Experience with React.js, Node.js, TypeScript (Golang is a plus)
- Knowledge of Web3.js or ethers.js and blockchain integration
- Understanding of WebSockets and high-load systems
- Experience in DeFi, financial markets, or trading is a plus
- Fluent English for collaboration with an international team

Responsibilities:
- Develop real-time web applications with React.js
- Optimize APIs and backend using Node.js and TypeScript
- Integrate with blockchain smart contracts
- Create intuitive and user-friendly UI/UX
- Participate in code reviews to ensure quality

Contact: @kate_petkun
Link: N/A

#hiring_smart_contract_developers #solidity_developer

Job Overview

We are seeking a highly skilled Web3 Developer to design, develop, and maintain decentralized applications (dApps) and blockchain-based solutions. The ideal candidate will possess strong expertise in blockchain protocols, smart contracts, and decentralized systems, coupled with a passion for innovation in decentralized technologies.

Key Responsibilities:

Develop and deploy decentralized applications (dApps) on blockchain platforms (e.g., Ethereum, Near Protocol, Binance Smart Chain, Polkadot, etc.).
Design and implement smart contracts using Solidity or other smart contract languages.
Collaborate with cross-functional teams to define, design, and deliver new features.
Ensure the security and performance of decentralized solutions.
Research and implement decentralized technologies like distributed ledgers, cross-chain protocols, and DeFi solutions.
Contribute to the architecture and development of scalable decentralized platforms.
Stay updated with the latest blockchain trends, Layer 2 (L2) solutions, and cross-chain protocols.
Troubleshoot and debug any blockchain or decentralized application issues.

Required Skills and Qualifications:

2+ years of experience with Solidity and smart contract development.
3+ years of experience with backend/client-side development.
Deep understanding of smart contract best practices and current industry patterns.
Experience with DeFi protocols and decentralized storage solutions (e.g., AMM, Vaults, Farms, Crosschain Messages).
Experience with cross-chain protocols and L2 scaling solutions (e.g., Optimistic Rollups, zk-Rollups).
Proficiency in programming languages such as Go, Rust, JS
Familiarity with cryptography and security principles in blockchain.

Nice to Have:

Knowledge of cross-chain interoperability solutions and technologies (e.g., bridges, atomic swaps).
Experience with zero-knowledge technology.
Contributions to open-source crypto projects.

Soft Skills:

Strong communication and collaboration skills in cross-functional teams.
Self-motivated and capable of managing multiple projects simultaneously.

Once you get a chance to go through the jd, let me know and we can book a short intro call for the rest

Contact: @tatev_grigoryan

Vacancy: Brand Marketing Manager
Work format: Remote from EU
Company: Haas Platform
Salary: $3000-$5000 Gross

Requirements:
- Establish 3Commas as leading brands in digital asset trading automation
- Develop and execute a PR strategy for media placements
- Leverage executive visibility for brand authority
- Lead content marketing strategy for experienced traders
- Operationalize future brand strategy
- Identify opportunities for media appearances and partnerships

Contact: @viktoria_kolina

Vacancy: Product Marketing Manager
Work format: Remote from EU
Company: Haas Platform
Salary: $3000-$5000 Gross

Requirements:
- Proven experience with trading or portfolio management solutions tailored for institutional clients in either tradfi or crypto sectors.
- 4+ years in B2B SaaS product marketing, with a strong record in launching new products, market research, and GTM planning.
- Own trading experience (crypto or tradfi) preferred, bringing practical understanding of trading needs.
- Excellent content development skills across various media, including long-form, video, and presentation formats.
- Start- or scale-up experience preferred.
- Proficiency in English, with strong verbal and written communication skills

Contact: @viktoria_kolina

Vacancy: Node.js Backend Developer (Senior Level)
Work format: Remote
Company: PrivateAI.com
Salary: Competitive salary with potential equity options

Requirements:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
- Proficient in Node.js and JavaScript.
- Strong knowledge of MongoDB.
- Experience in developing analytics software.
- Understanding of high-load application patterns and scaling.
- Knowledge of Web3 technologies (EVM, Solana, etc.).
- Proficiency in Git.
- Strong problem-solving skills and attention to detail.
- Excellent communication and teamwork abilities.
- Ability to thrive in a fast-paced, dynamic environment.
- Experience with AWS is preferred.
- In-depth understanding of EVM and Solana (e.g., block structure, cryptography) is preferred.
- Familiarity with the crypto market and memecoins is preferred.
- Experience with Docker is preferred.

Contact: @yastrbv
Link: https://hh.ru/vacancy/111541095?from=share_ios

Vacancy: Node.js Backend Developer (Senior Level)
Work format: Remote
Company: PrivateAI.com
Salary: Competitive salary with potential equity options

Requirements:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
- Proficient in Node.js and JavaScript.
- Strong knowledge of MongoDB.
- Experience in developing analytics software.
- Understanding of high-load application patterns and scaling.
- Knowledge of Web3 technologies (EVM, Solana, etc.).
- Proficiency in Git.
- Strong problem-solving skills and attention to detail.
- Excellent communication and teamwork abilities.
- Ability to thrive in a fast-paced, dynamic environment.
- Experience with AWS is preferred.
- In-depth understanding of EVM and Solana (e.g., block structure, cryptography) is preferred.
- Familiarity with the crypto market and memecoins is preferred.
- Experience with Docker is preferred.

Contact: @yastrbv
Link: https://hh.ru/vacancy/111540948?from=share_ios

Vacancy: DevOps Engineer (Middle, Senior)
Work format: Full-time, remote flexible day (start before 12:00 PM GMT+03)
Company: Blockchain Provider
Salary: From $3,000

Responsibilities:
- Design and manage scalable, high-availability infrastructure.
- Automate provisioning and configuration with Ansible and Terraform.
- Ensure security using Vault and Consul for secrets and service management.
- Implement monitoring, alerting, and logging with Prometheus, Grafana, and related tools.
- Optimize infrastructure performance and reliability in collaboration with dev teams.
- Continuously monitor systems, addressing issues proactively.
- Develop and enhance CI/CD pipelines for seamless deployments.
- Support SRE teams in high-availability planning and incident management.
- Use OpenTelemetry for tracing and performance insights.

Qualifications:
- 3+ years as a DevOps engineer or similar role.
- Experience with Envoy Proxy for load balancing and traffic routing.
- Proficiency in Docker and orchestration tools like Nomad or Kubernetes.
- Hands-on knowledge of Consul and Vault for service and secret management.
- Strong skills in AWS cloud services and IaC with Terraform.
- Expertise in monitoring tools like Prometheus, Grafana, and Loki.
- Familiarity with Mimir, Tempo, and OpenTelemetry.
- Experience with Ansible for configuration management.
- Scripting proficiency (Bash, Python, Lua).

Preferred:
- Blockchain infrastructure experience, especially RPC nodes.
- Incident management and disaster recovery knowledge.
- Familiarity with security best practices in hybrid (cloud-native/bare-metal) environments.
- CI/CD pipeline experience for automated deployments.

Contact: @mahounistyle
Link: Not available

Vacancy: Schain Ambassador
Work format: Remote
Company: Schain
Salary: $1500 - $2000

Requirements:
- View requirements at https://www.notion.so/Schain-Ambassador-149b90f69a7b80c49eabc8b1249036e0?pvs=25

Contact: @Abbey_Blockchain1

Vacancy: Web3 Developer with experience in auditing smart contracts
Work format: Remote
Company: Not specified
Salary: Offers accepted

Requirements:
- Stack: Solidity, typescript
- Experience auditing smart contracts for at least 1 year
- Backend experience for 4+ years
- Plus: Experience in Rust/Move/TON/SUI

When applying:
- Send your resume
- Mention if you're able to sign a B2B contract (preferred)
- Mention your location
- Let me know your rate ($/hour)

Contact: @serg8900