REMOTE SENIOR/LEAD SRE ENGINEER FOR BLOCKCHAIN
P2P.org - leading Validator, running over 300+ nodes for 30+ networks. P2P is backed by 25.000 stakers, securing +$5 Billion assets. That’s around 3% of the market, and they want to have 7% in nearest year.
Looking for a remote Senior/Lead SRE engineer to expand the team.
Benefits
🌎 Work from anywhere in the world: an international distributed team
💵 Salary from 8k$ to 12,5k$ per month gross depending on skills (gross will include all taxes, insurance, etc.) + lots of compensations and bonuses
🏡 Well-being program
🧘🏻♂️ Mental Health care program
📚 Compensation for education, including English & professional growth courses
🧑💻 Equipment & co-working reimbursement program
🔥 Overseas conferences, community immersion
🎟 Relocation to Cyprus (if you want)
📄 Can be contractor or employment contract (any choice includes gross part)
ToDo:
✅ Implement best practices and principles of validation, monitoring, and logging
✅ Explore network requirements for validators and build infrastructure to meet requirements
✅ Raise and maintain validation nodes for PoS staking
✅ Develop tools, scripts, and playbooks to speed up processes
✅ Create cloud-agnostic infrastructure as code
✅ Maintain security and compliance standards
Requirements:
💡 Strong understanding of Linux
💡 Clouds: AWS / GCP
💡 Containerisation with Docker, orchestration, infrastructure as code with Terraform, configuration management via Ansible
💡 Monitoring with Prometheus and Grafana
💡 Basic knowledge of any modern language that allows you to write in procedural style: Go / Rust / Python / C++, in pet projects counts too
💡 Education or basic experience with cryptography and information security
💡 The ability to read code will contribute greatly to the efficiency
💡 English level: B2+
It will be a plus
💡 Experience in supporting high-load and up-time-critical services
💡 Ability and willingness to work with a little bit of research: will be among other things to get information directly from the open-source blockchain code and deal with cases where no documentation is provided
💡 Commits and pull requests to large open-source projects would be a significant plus for us
💡 Teamlead experience
Equal opportunities for anyone regards of race, color, national origin, religion, sex, sexual orientation, gender identity, veteran status, or disability.
How to get in
* Send CV to me here or to telegram @work2earn1
* Pass the screening interview
* Pass the interview with the team and the test
* You’re in!
If you’re not this guy, but you know someone who fits - we will reward you also :)
Digital Marketing Specialist Wanted
Location: Remote
Employment Type: Full-Time or Part-Time (Flexible)
About Us
We are an emerging iGaming company focused on the Latin American market. We are seeking an experienced Digital Marketing Specialist who is fluent in both English and Spanish to help build brand awareness, acquire new customers, and support our continued growth.
Key Responsibilities
Develop and execute digital marketing campaigns across multiple channels, including Facebook, Instagram, TikTok, Telegram, X (Twitter), YouTube, and other relevant platforms.
Create, translate, and optimize marketing content in both English and Spanish.
Manage social media accounts and maintain consistent brand messaging.
Identify new customer acquisition opportunities and growth channels.
Coordinate promotional campaigns, bonuses, tournaments, and special events.
Work with influencers, affiliates, and online communities to increase brand awareness.
Monitor campaign performance and provide regular reports on KPIs, conversions, and ROI.
Conduct competitor analysis and identify emerging market trends within the iGaming industry.
Assist with CRM, email marketing, push notifications, and player retention campaigns.
Collaborate with designers and content creators to develop high-performing marketing materials.
Requirements
Fluent written and spoken English and Spanish.
Minimum 2 years of experience in Digital Marketing, Performance Marketing, Social Media Marketing, Affiliate Marketing, or a related field.
Strong understanding of Meta Ads, Google Ads, TikTok Ads, and other digital advertising platforms.
Experience managing social media communities and online engagement.
Excellent copywriting and communication skills.
Ability to work independently and manage multiple projects simultaneously.
Strong analytical skills and familiarity with marketing analytics tools.
Preferred Qualifications
Previous experience in iGaming, crypto, fintech, or related industries.
Experience working with affiliate marketers and influencers.
Knowledge of Latin American markets, particularly Peru, Mexico, Colombia, Chile, and Argentina.
Experience with CRM platforms, email marketing, and player retention strategies.
Familiarity with SEO, content marketing, and conversion optimization.
What We Offer
Competitive salary based on experience.
Performance-based bonuses and incentives.
Fully remote work environment.
Flexible working hours.
Opportunity to work with a rapidly growing international iGaming company.
Career growth opportunities within the company.
To Apply
Please send your CV, portfolio, and a brief introduction outlining your experience in digital marketing and Spanish-language markets.
Backend Engineer with hands-on blockchain experience
ZK-Infrastructure Engineer
Expectations:
Design and implement circuits for merkle membership and signature aggregation
Optimize witness generation and prover memory usage
Build a distributed prover system with load balancing
Reduce proving time from 30s to <5s using GPU acceleration
Collaborate with researchers on new polynomial commitment schemes
Write performance benchmarks and regression tests
Deploy provers as microservices on Kubernetes
Maintain a devnet for testing with real transaction data
Contribute to open-source ZK libraries (e.g., gnark, arkworks)
Nice to have:
Experience with MPC (multi-party computation)
Knowledge of TLSNotary or ZKEmail
Published papers or talks at ZK conferences
Chinese+English language proficiency
Senior Blockchain Engineer (Cosmos SDK & IBC)
Expectations:
Design custom modules (x/staking, x/rewards, x/merkl)
Implement IBC light clients and relayers
Optimize block time and state pruning
Write comprehensive unit & integration tests (Go test)
Build CLI tools for validators and delegators
Monitor node health and network upgrades
Collaborate with the research team on MEV-resistant ordering
Maintain chain upgrades (v1 → v2) with migration scripts
Write technical documentation for external validators
Nice to have:
Experience with Avalanche Subnets or Polkadot Substrate
Knowledge of HSM and key management
Open-source contributions to Cosmos SDK or related repos
Chinese+English language proficiency
Smart Contract Engineer (Solidity / Rust)
Expectations:
Design and deploy upgradeable proxy contracts (UUPS)
Write high-assurance tests with invariant testing (Foundry)
Implement access control (Ownable2Step, roles)
Integrate with Chainlink Automation and CCIP
Write Natspec docs and deployment scripts
Participate in internal security reviews and bug bounties
Optimize storage layouts to reduce gas costs by >15%
Collaborate with the research team on novel staking mechanisms
Nice to have:
Experience with LayerZero or Hyperlane
Published audit reports or contest wins (Code4rena / Sherlock)
Knowledge of ZK-proofs (basic)
Chinese language proficiency