Writer for weekly news articles

Digital Marketing Specialist (English & Spanish)
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.

We are building a modern hotel booking platform enhanced with Web3 capabilities, includingtoken-based payments, on-chain verification, and decentralized identity/ownership features.We’re looking for a Backend Engineer to design and build scalable backend systems andintegrate them with blockchain infrastructure. You’ll work closely with frontend and Web3engineers to deliver a seamless and reliable platform. 

We're looking for an experienced Senior Blockchain Developer with strong expertise in Next.js and Rust to join our growing team.
Requirements:
5+ years of software development experience
Strong experience with Next.js and Rust
Experience building blockchain/Web3 applications
Solid understanding of smart contracts, blockchain protocols, or cryptography
Excellent problem-solving and communication skills
Location: United States (preferred)
Salary: $80,000–$100,000/year (depending on experience)
If you're passionate about building scalable blockchain applications, we'd love to hear from you.
📩 If you're interested, please apply through LaborX with your profile, resume, GitHub, and any relevant project links.

Merklio is developing a private order-book aggregator using zero-knowledge proofs. We need a ZK-Infrastructure Engineer to build our proof generation pipeline and optimize proving times for complex circuits.
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

Merklio is expanding its cross-chain orchestration layer. We are building a sovereign app-chain (Rollup-style) that aggregates liquidity from multiple L1s via IBC. We need a Blockchain Engineer to design, implement, and maintain our Cosmos-based chain.
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