Everstake

Location: Remote
Type: Full-time (exclusive focus required; no concurrent or part-time roles)

About Everstake
Everstake is one of the largest decentralized staking providers in Ukraine and a key player in the global Web3 infrastructure ecosystem. We support and operate blockchain networks at scale and actively invest in automation, performance optimization, and next-generation DeFi infrastructure. We are expanding our engineering team and looking for a Middle+ Solana Rust Developer to work on high-load, low-latency blockchain systems.
About the Role

This role requires strong Rust expertise, solid Web3 fundamentals, and a deep interest in performance, reliability, and blockchain internals.

What You’ll Do
• Design and develop backend services in Rust for:
    - Transaction creation, simulation, validation, and lifecycle management
    -  Block-building and transaction sequencing logic
• Build and maintain integrations with on-chain and off-chain services, including:
  - DEXs, swaps, bridges, staking protocols, RPC providers
• Work with Solana-specific transaction models, signing flows, and execution constraints
• Aggregate and process on-chain and off-chain data to support:
  - Analytics, dashboards, monitoring, and alerting systems
• Develop and maintain APIs and internal services for observability and operational tooling
• Optimize systems for low latency, high throughput, and fault tolerance
• Ensure security and correctness, especially in cryptographic operations and key management
• Participate in code reviews, write unit and integration tests, and maintain clear documentation
• Collaborate closely with DevOps, Product, and Web3 researchers

What We’re Looking For
• 3+ years of production experience with Rust, ideally in backend or systems programming
• Strong experience building high-load backend services
• Hands-on Web3 / blockchain experience, including:
  - Transaction building and signing
  - RPC interaction and node communication
  - Cross-chain or multi-protocol integrations
• Solana experience is highly preferred, including familiarity with its transaction model
• Solid understanding of blockchain cryptography (ed25519, secp256k1)
• Practical experience with:
  - Redis
  - Docker
Monitoring and observability tools (Grafana or similar)
• Strong understanding of secure, scalable backend architecture
• Ownership mindset, attention to detail, and ability to work independently in a fast-paced environment
• Clear communication skills and ability to collaborate in a distributed team

Why Join Everstake?

• Join a global team passionate about blockchain technology and innovation.
• Work on industry-leading blockchain projects with high-performance infrastructure.
• Enjoy continuous learning and professional growth opportunities.
• Make a meaningful impact on the blockchain ecosystem by solving complex and rewarding challenges.

About Everstake
Everstake is the largest decentralized staking provider in Ukraine and one of the top 5 blockchain validators worldwide. We help institutional and retail investors participate in staking across more than 85 blockchain networks, including Solana, Ethereum, Cosmos, and many others. By building secure, scalable, and reliable blockchain infrastructure, we support the growth of the global Web3 ecosystem and enable the adoption of decentralized technologies worldwide.
 

About the Role
We are looking for a Head of Data Science to own and scale Everstake’s data science and analytics function. This is a hands-on leadership role with a strong technical focus. You will define the data science direction, lead senior-level engineers, and work closely with the CDO, product, engineering, and business teams to drive data-informed decisions across a complex Web3 infrastructure.
You will be responsible not only for analytics and modeling, but also for data architecture, orchestration, performance, reliability, and engineering standards in a fast-growing blockchain environment.

Key Responsibilities:

• Own and evolve data science and analytics architecture across Everstake
• Design and maintain scalable data pipelines, metrics layers, and analytical models
• Lead technical decision-making across data platforms, BI, and orchestration
• Translate blockchain, product, and business problems into clear data solutions
• Define data standards, best practices, and development guidelines
• Review code, data models, and pipelines for quality, performance, and correctness
• Mentor senior data scientists and analysts, provide technical leadership
• Partner closely with product, backend, infrastructure, and finance teams
• Ensure data reliability, observability, and correctness in production
• Actively contribute hands-on where technical depth is required

Requirements (Must-Have):
Seniority & Leadership

• 6+ years of professional experience in data-related roles
• Strong experience as a Senior / Lead Data Scientist or Analytics Engineer
• Proven ability to lead technically strong teams and initiatives
• Ability to balance hands-on execution with leadership responsibilities

Core Technical Skills

• Python — expert level (data processing, analytics, modeling, production code)
• Apache Airflow — 2–3+ years of hands-on experience
   (DAG design, dependencies, retries, backfills, monitoring, failure handling)
   

Databases & Warehouses

• ClickHouse (performance tuning, large-scale analytics)
• PostgreSQL
• Snowflake

BI & Analytics

• Power BI and/or Tableau
• Strong understanding of semantic layers, metrics definitions, and data modeling 

Infrastructure & Observability

• Docker
• Git
• Grafana (monitoring data pipelines and platform health)
   

Data & Systems Thinking

• Strong understanding of data modeling (facts, dimensions, slowly changing data)
• Experience designing KPIs and metrics that actually reflect business reality
• Ability to identify incorrect assumptions, misleading metrics, and data biases
• Experience working with high-volume, high-frequency, or near–real-time data
• Strong SQL skills and performance-oriented thinking

Blockchain / Crypto Domain (Required)

• Practical experience in blockchain, crypto, or Web3 products
• Experience working with blockchain-derived datasets or crypto-financial metrics
• Ability to reason about probabilistic, noisy, and incomplete on-chain data
• Understanding of: Blockchain mechanics (validators, staking, rewards, transactions)
• Wallets, addresses, and transaction flows
• On-chain vs off-chain data

Soft Skills:

• Systems and critical thinking
• Strong communication skills with technical and non-technical stakeholders
• Team-oriented mindset with high ownership and accountability
• Fluent English (B2+ or higher)

Nice-to-Have:

• Experience in staking, DeFi, or blockchain infrastructure companies
• Background in analytics engineering or data platform teams
• Experience building data systems from scratch or scaling them significantly
• Familiarity with financial or yield-related metrics
• Experience working in globally distributed teams

What We Offer:

• Opportunity to work on mission-critical Web3 infrastructure used globally
• Head-level role with real influence on data and technical strategy
• Fully remote work format
• Competitive compensation aligned with experience and seniority
• Professional growth in a top-tier Web3 engineering organization
• Strong engineering culture with focus on quality, ownership, and impact

Location: Remote
Type: Full-time

About the Role

We are looking for a Junior Accountant  to join our finance team and help ensure the accuracy and integrity of the company’s crypto-asset accounting processes. This is a unique opportunity to gain hands-on experience in blockchain finance, work with on-chain data, and contribute to financial automation in a rapidly growing Web3 company.

Key Responsibilities:
- Manage daily transaction entries into Purchase and Sales Books, ensuring accurate reflection of Accounts Payable and Receivable from source documents to system postings
- Verify the presence and accuracy of primary documents for every transaction, proactively requesting missing documentation from payment initiators when necessary
- Perform daily reconciliations between invoices, accounting records, and bank statements to ensure data consistency
- Conduct regular reconciliations with counterparties to identify and resolve discrepancies in a timely manner
- Execute end-of-period reconciliations of General Ledger accounts, specifically focusing on procurement and sales (Debtors and Creditors)
- Maintain a systematic archive of documents on Google Drive and ensure the timely receipt of all primary documentation

Requirements (Must-Have):
- 2+ years of relevant experience in accounting
- Solid knowledge of accounting principles and basics
- Intermediate proficiency in Microsoft Excel
- Practical experience with reconciling invoices, payments, and counterparties, as well as correcting discrepancies
- Proven ability to control the timely receipt and management of primary documents
- Experience with systematic document organization and archiving using Google Drive
- High attention to detail with a responsible and independent work ethic

Nice-to-Have:
- Proficiency in the English language is a significant advantage

What We Offer

- Fully remote work format

- Long-term collaboration and clear accounting processes

- Competitive compensation aligned with experience and seniority

- Collaborative, experienced and strong team

How to Apply
If you feel this role is a good match, please send your CV.
We look forward to meeting you!
 

About Everstake
Everstake is the largest decentralized staking provider in Ukraine and one of the top 5 blockchain validators worldwide. We help institutional and retail investors participate in staking across more than 85 blockchain networks, including Solana, Ethereum, Cosmos, and many others. By building secure, scalable, and reliable blockchain infrastructure, we support the growth of the global Web3 ecosystem and enable the adoption of decentralized technologies worldwide.
 

About the Role
We are looking for a Head of Data Science to own and scale Everstake’s data science and analytics function. This is a hands-on leadership role with a strong technical focus. You will define the data science direction, lead senior-level engineers, and work closely with the CDO, product, engineering, and business teams to drive data-informed decisions across a complex Web3 infrastructure.
You will be responsible not only for analytics and modeling, but also for data architecture, orchestration, performance, reliability, and engineering standards in a fast-growing blockchain environment.

Key Responsibilities:

• Own and evolve data science and analytics architecture across Everstake
• Design and maintain scalable data pipelines, metrics layers, and analytical models
• Lead technical decision-making across data platforms, BI, and orchestration
• Translate blockchain, product, and business problems into clear data solutions
• Define data standards, best practices, and development guidelines
• Review code, data models, and pipelines for quality, performance, and correctness
• Mentor senior data scientists and analysts, provide technical leadership
• Partner closely with product, backend, infrastructure, and finance teams
• Ensure data reliability, observability, and correctness in production
• Actively contribute hands-on where technical depth is required

Requirements (Must-Have):
Seniority & Leadership

• 6+ years of professional experience in data-related roles
• Strong experience as a Senior / Lead Data Scientist or Analytics Engineer
• Proven ability to lead technically strong teams and initiatives
• Ability to balance hands-on execution with leadership responsibilities

Core Technical Skills

• Python — expert level (data processing, analytics, modeling, production code)
• Apache Airflow — 2–3+ years of hands-on experience
   (DAG design, dependencies, retries, backfills, monitoring, failure handling)
   

Databases & Warehouses

• ClickHouse (performance tuning, large-scale analytics)
• PostgreSQL
• Snowflake

BI & Analytics

• Power BI and/or Tableau
• Strong understanding of semantic layers, metrics definitions, and data modeling 

Infrastructure & Observability

• Docker
• Git
• Grafana (monitoring data pipelines and platform health)
   

Data & Systems Thinking

• Strong understanding of data modeling (facts, dimensions, slowly changing data)
• Experience designing KPIs and metrics that actually reflect business reality
• Ability to identify incorrect assumptions, misleading metrics, and data biases
• Experience working with high-volume, high-frequency, or near–real-time data
• Strong SQL skills and performance-oriented thinking

Blockchain / Crypto Domain (Required)

• Practical experience in blockchain, crypto, or Web3 products
• Experience working with blockchain-derived datasets or crypto-financial metrics
• Ability to reason about probabilistic, noisy, and incomplete on-chain data
• Understanding of: Blockchain mechanics (validators, staking, rewards, transactions)
• Wallets, addresses, and transaction flows
• On-chain vs off-chain data

Soft Skills:

• Systems and critical thinking
• Strong communication skills with technical and non-technical stakeholders
• Team-oriented mindset with high ownership and accountability
• Fluent English (B2+ or higher)

Nice-to-Have:

• Experience in staking, DeFi, or blockchain infrastructure companies
• Background in analytics engineering or data platform teams
• Experience building data systems from scratch or scaling them significantly
• Familiarity with financial or yield-related metrics
• Experience working in globally distributed teams

What We Offer:

• Opportunity to work on mission-critical Web3 infrastructure used globally
• Head-level role with real influence on data and technical strategy
• Fully remote work format
• Competitive compensation aligned with experience and seniority
• Professional growth in a top-tier Web3 engineering organization
• Strong engineering culture with focus on quality, ownership, and impact

Rust Blockchain Developer (Solana)
Location: Remote
 Type: Full-time (exclusive focus required; no concurrent or part-time roles)

About Everstake
Everstake is one of the largest decentralized staking providers in Ukraine and a key player in the global Web3 infrastructure ecosystem. We support and operate blockchain networks at scale and actively invest in automation, performance optimization, and next-generation DeFi infrastructure.

We are expanding our engineering team and looking for a Middle+ Solana Rust Developer to work on high-load, low-latency blockchain systems.About the Role

This role requires 
• Strong Rust expertise, solid Web3 fundamentals, and a deep interest in performance, reliability, and blockchain internals.What You’ll Do
• Design and develop backend services in Rust for:
Transaction creation, simulation, validation, and lifecycle management
Block-building and transaction sequencing logic

 Build and maintain integrations with on-chain and off-chain services, including:
• DEXs, swaps, bridges, staking protocols, RPC providers
• Work with Solana-specific transaction models, signing flows, and execution constraints
• Aggregate and process on-chain and off-chain data to support:
Analytics, dashboards, monitoring, and alerting systems
• Develop and maintain APIs and internal services for observability and operational tooling
• Optimize systems for low latency, high throughput, and fault tolerance
• Ensure security and correctness, especially in cryptographic operations and key management
• Participate in code reviews, write unit and integration tests, and maintain clear documentation
• Collaborate closely with DevOps, Product, and Web3 researchers

What We’re Looking For
• 3+ years of production experience with Rust, ideally in backend or systems programming
• Strong experience building high-load backend services
• Hands-on Web3 / blockchain experience, including:
•Transaction building and signing
- RPC interaction and node communication
- Cross-chain or multi-protocol integrations
• Solana experience is highly preferred, including familiarity with its transaction model
• Solid understanding of blockchain cryptography (ed25519, secp256k1)

Practical experience with:
- Redis
- Docker
- Monitoring and observability tools (Grafana or similar)

• Strong understanding of secure, scalable backend architecture
• Ownership mindset, attention to detail, and ability to work independently in a fast-paced environment
• Clear communication skills and ability to collaborate in a distributed team (edited)