Infrastructure & Platform Engineer Job Posting

Location: New York City (Office)

Compensation: $185K - $250K

Join a cutting-edge team building high-performance financial systems on a rapidly growing platform! We are seeking an experienced Infrastructure & Platform Engineer to help shape the core components of our scalable, real-time infrastructure.

You will be joining our Infrastructure & Platform team, which is focused on designing, deploying, and operating core components—including compute, storage, and networking—for scalable, high-performance systems and services. Your work will directly support a transformative project that is critical to the broader crypto derivatives market, giving users more flexibility in collateral management and expanding the capabilities of our platform.

What You'll Do:

Member of Technical Staff - Applied ML

Full-time | On-site

Location: New York, NY

We are a rapidly growing AI enterprise focused on equipping professionals with teams of AI agents to automate complex, real-world workflows. We are seeking a highly autonomous Applied ML Engineer to own end-to-end projects that bring intelligence into production. This role is for engineers who want to operate like both researchers and builders, focused on shipping reliable, continuously improving agentic systems.

As a key member of our Machine Learning team, you will act as the Responsible Party (RP) for mission-critical systems. You will have full autonomy to scope, build, experiment, and decide when your solution is ready to ship, focusing on clarity, deep instrumentation, and safe, reliable operation.

What you’ll be doing:

🔗 Senior EVM & Web3 Engineer - Enterprise Distributed Ledger

Location: Remote - US - Open to Europe if happy to overlap with EST

Compensation: Competitive

We are a fast-growing software company dedicated to supporting and servicing an open source, proof-of-stake platform that is EVM-compatible. This network is specifically built to meet the needs of enterprise and Web3 applications, prioritizing speed, security, and stability. We are seeking a seasoned Smart Contract Engineer to join our team, focusing on developing both the core Java services and the Web3 APIs (JS/TS) that process transactions across our network.

You will be a high-impact, hands-on programmer, spending approximately 80% of your time designing, coding, and testing. Your primary focus will be enhancing EVM compatibility and improving the developer experience (DevEx) for users migrating from other EVM chains. This includes both low-level transaction processing in Java and high-level API development for public consumption.

Key Responsibilities:

Senior Blockchain Engineer - Wallet Infrastructure & Integrations

Location: Remote - Location: US or EU (remote-first, office optional). Must be in the US, not Canada or in the European Union. France or Paris or as close as possible, always preferred.

Compensation: $160K - $240K

Join a stellar team of leaders and experts in blockchain technology, cryptography, and security to build the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a Senior Blockchain Engineer to lead the design, development, and scaling of the components that connect our platform to every major blockchain network. This role is both hands-on and strategic, focusing on speed, resilience, and security under high-stakes financial workloads.

You will own the entire lifecycle of blockchain integrations, from low-level data indexing to high-level API design and smart contract development. You will improve our indexing and monitoring infrastructure, ensure secure integrations across diverse networks, and build tools that make our wallet platform faster and easier for partners to adopt.

Key Responsibilities:

Backend Engineer - High-Throughput FinTech/Crypto Infrastructure

Location: New York City (Office)

Compensation: $250K - $300K

We are a high-growth software company contributing to one of the world's largest crypto social networks, moving fast and redefining what is possible in the FinTech and crypto space. We are seeking an elite Backend Engineer to design and scale the complex systems powering seamless fiat-to-crypto flows, real-time risk decisions, and rock-solid financial records for a 24/7 system.

You will own mission-critical systems and services at the core of our platform, working on high-throughput, low-latency distributed systems. This role requires deep technical expertise at the intersection of payments, compliance, risk, and on-chain infrastructure.

Key Responsibilities:

Senior Backend Engineer - Decentralized Perpetual Exchange

Location: Remote - US or EU if willing to overlap 6+ hours with ET

Compensation: $180K - $300K

We are the largest decentralized perpetual exchange on a leading Ethereum Layer 2 solution, processing over $20 billion in cumulative trading volume. Our mission is to bring global markets on-chain, enabling leveraged trading of real-world assets (commodities, forex, indices, stocks) alongside crypto, all with full self-custody. Backed by top-tier investors, we are a small team scaling critical infrastructure handling billions in volume and are seeking an exceptional Senior Backend Engineer who deeply understands crypto infrastructure.

You will build and scale the high-reliability systems that power our exchange, directly impacting billions in trading volume. This role requires navigating the entire stack, from reading blockchain state and decoding oracle message signatures to building high-performance APIs and data pipelines. You will be comfortable working close to the protocol layer while owning critical infrastructure that processes thousands of trades daily.

Key Responsibilities:

GoMining is seeking a highly skilled Database Engineer to join our team and ensure the performance, scalability, and reliability of our databases. This role is ideal for someone passionate about data architecture, high-performance database systems, and large-scale analytics in fast-paced fintech and crypto environments.

You will play a critical role in designing database solutions, optimizing queries, managing replication, and ensuring data integrity.

Responsibilities:

Database Architecture & Design

• Design, implement, and optimize database schemas for high-performance applications.
• Develop strategies for data partitioning, replication, and scaling.
• Evaluate and implement new database technologies for performance and reliability.

Maintenance & Optimization

• Monitor database performance and implement query optimization, indexing, and caching strategies.
• Manage backup, restore, and disaster recovery plans.
• Conduct capacity planning and performance tuning for production workloads.

Collaboration & Support

Member of Technical Staff - Applied ML

Location: New York, NY (100% On-site)

Compensation: $175,000 - $300,000 (Base Salary) + Highly Competitive Equity

We are a rapidly growing AI company that has achieved product-market fit by equipping accountants with a team of autonomous AI Agents to tackle real workflows. Backed by world-class investors and experiencing 10x revenue growth in the last five months, we are scaling fast. We are looking for an Applied ML Engineer to take full ownership (Responsible Party, or RP) of end-to-end projects, reasoning, experimenting, and shipping agent systems that get smarter over time.

This is a high-autonomy role for engineers who want to operate like researchers and builders simultaneously. You will have the freedom to scope projects, define success, run experiments, and decide when systems are ready to ship, always designing for clarity and instrumenting deeply.

What you’ll be doing:

Tiger Analytics is looking for experienced Machine Learning Engineers with Gen AI experience to join our fast-growing advanced analytics consulting firm. Our employees bring deep expertise in Machine Learning, Data Science, and AI. We are the trusted analytics partner for multiple Fortune 500 companies, enabling them to generate business value from data. Our business value and leadership has been recognized by various market research firms, including Forrester and Gartner.

We are looking for top-notch talent as we continue to build the best global analytics consulting team in the world. You will be responsible for:

Technical Skills Required:

Programming Languages: Proficiency in Python, SQL, and PySpark.

Data Warehousing: Experience with Snowflake, NOSQL and Neo4j.

Data Pipelines: Proficiency with Apache Airflow.

Cloud Platforms: Familiarity with AWS (S3, RDS, Lambda, AWS batch, SageMaker processing Job, CloudFormation, etc.) or GCP (Vertex AI RAG, Data pipeline, Bigquery, GKE)

Operating Systems: Experience with Linux.

Batch/Realtime Pipelines: Experience in building and deploying various pipelines.

Version Control: Experience with GitHub.

Development Tools: Proficiency with VS Code.

We are seeking an experienced eCommerce Marketplace Specialist with deep expertise in Amazon and Walmart marketplace management. The ideal candidate will combine technical proficiency in catalog management, flat files, and listing optimization with strong analytical skills to drive data-driven decisions. You will leverage Amazon Brand Analytics, Search Query Performance data, and A/B testing methodologies to continuously optimize conversion rates and marketplace performance across regulated categories including supplements and pest control products.

Responsibilities