Senior Core Systems Engineer - Secure Wallet Infrastructure

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: $180K - $260K

Join a stellar team of leaders and experts in blockchain technology, cryptography, infrastructure, and security to build the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a Senior Core Systems Engineer to design, build, and scale the low-level systems at the heart of our platform, where performance, security, and correctness are non-negotiable. This is a high-impact role focused on turning advanced cryptography into fast, resilient, and trusted production infrastructure.

As a Core Systems Engineer, you will work deep in the stack, designing and scaling reliable distributed services and integrating them with cloud, hardware, and blockchain environments. You will collaborate across product, research, and security to implement advanced cryptographic and security protocols using low-level systems languages.

Responsibilities:

GTM Sales Lead - Decentralized Derivatives Exchange

Location: Remote - No strict requirements. Must attend 2 meetings a week with people in ET timezone. Happy to consider people worldwide.

Compensation: $160K - $200K

We are the largest decentralized perpetual exchange on a leading Layer 2 network, processing over $20 billion in cumulative trading volume. We specialize in enabling leveraged trading of real-world assets (RWAs)—commodities, forex, indices, and stocks—alongside crypto, bringing global markets on-chain with full self-custody. We are a small team building critical infrastructure trusted by the market, and we are looking for a GTM Sales Lead to scale our VIP trader base and market presence.

Reporting directly to the Head of Growth and a Co-founder, you will be the first dedicated Go-to-Market hire, tasked with building the playbook for scaling to $1B+ daily volume. This is not a traditional sales role—you will own entire growth verticals, demanding a scrappy, execution-focused hustler who thinks strategically and has a deep understanding of on-chain trading.

Responsibilities:

Engineering Manager - Intent-Based Cross-Chain Infrastructure

Location: Remote

Compensation: $180K - $200K

We are building programmable, intent-based infrastructure on a leading Layer 1 protocol, making blockchain interactions smoother, smarter, and more composable. Our work enables intent-driven execution across chains, requiring high-velocity technical delivery and strong team leadership. We are seeking an Engineering Manager to accelerate execution across projects, partner integrations, and cross-team initiatives.

This role is focused on making things happen: ensuring technical projects are delivered on time, partner integrations run smoothly, and internal teams are fully aligned. You will lead and mentor a multidisciplinary engineering team while owning technical guidance, reliability management, and strategic process implementation.

Key Responsibilities:

Data Scientist - DeFi Quantitative Research

Location: Remote - US, Canada and would consider candidates based in Puerto Rico

Compensation: $150K - $200K

We are a Series B quantitative research and optimization company that leads the field in DeFi economics. We manage market risk, optimize growth, and ensure economic safety for protocols facilitating most spot trading, borrowing, and lending activity across all of DeFi, protecting and optimizing the largest protocols and networks in the industry. We build institutional-grade vaults for decentralized finance and currently manage risk and incentives covering over $42 billion in customer TVL. We are seeking experienced Data Scientists to help new and established protocols better understand and optimize the systems they've built.

In this role, you will work directly with the premier and most innovative DeFi protocols, developing expert-level knowledge of the mechanisms that underpin the industry. This requires a strong ability to perform in-depth quantitative research, manage client engagements end-to-end, and translate complex data insights into clear, actionable value.

Responsibilities:

DeFi Application Full-Stack Engineer

Location: Remote - USA, Canada and would consider candidates based in Puerto Rico

Compensation: $150K - $200K

We lead the field in quantitative research and optimization of decentralized finance (DeFi) economics. We manage market risk, optimize growth, and ensure economic safety for protocols facilitating most spot trading, borrowing, and lending activity across all of DeFi, protecting and optimizing the largest protocols and networks in the industry, which secure and manage over $42 billion in customer assets. Join us as we drive the adoption and understanding of the financial systems of the future.

Join a newly formed product pod focused on our next-generation decentralized application (dApp), which allows users to deposit and withdraw into vaults directly. This is a critical, high-impact initiative to evolve our current dashboard into a direct revenue-generating product. You will provide technical leadership in a remote-first environment, building a robust, user-facing experience at the heart of our business.

Responsibilities:

InfyStrat is seeking a knowledgeable SAP HCM Functional Consultant to join our esteemed team. In this role, you will play a crucial part in the design, implementation, and support of SAP HCM solutions to streamline human resource processes within our organization. Your expertise will be instrumental in configuring SAP HCM modules such as Payroll, Personnel Administration, Organizational Management, and Time Management to meet business requirements effectively. The ideal candidate will possess strong analytical skills, a deep understanding of HR processes, and the ability to work collaboratively with various stakeholders. If you are passionate about leveraging SAP technologies to enhance HR operations and drive organizational success, we encourage you to apply.

Robusta Technology Group (RTG) is a key driver of digital transformation by providing a holistic tech ecosystem. RTG works with its local and international partners to help build digital customer experiences, establish remote engineering hubs and build ventures across multiple industries and domains. In this pursuit, RTG serves as a catalyst for impact and growth through events, spaces and content focused on creating impact and growth across the different interactions. 

Robusta is a tech agency working with a diverse client base across different sectors & industries on implementing digital transformation programs. Engagements are typically focused on digitization of existing operations & processes and/or activation of digital customer engagement channels. With a team of 100+ tech and market consultants, robusta maintains an impactful footprint across EMEA and engages with its clients through its two key operations hubs in Egypt and Germany. 

Key Accountabilities

Product Strategy & Roadmap

• Define and own the product vision, strategy, and roadmap.
• Identify market opportunities and drive product-market fit.
• Set product success metrics and monitor performance.

Product Delivery

Staff Software Engineer, Machine Learning

Location: Burlingame, CA (On-site, 4 days a week)

Compensation: $145,000 -$250,000 (Base Salary) + Equity Options

We are a rapidly growing AI company applying Large Language Models (LLMs) to transform a critical, high-impact domain within the healthcare industry. We're looking for a highly skilled and experienced Staff Software Engineer, Machine Learning to drive the architecture and scaling of our LLM backend systems.

This role is ideal for an engineer who thrives at the intersection of backend architecture and applied AI, designing the APIs, data pipelines, and infrastructure that make LLMs reliable, secure, and cost-efficient in production. Join us and help push LLMs beyond demos into mission-critical healthcare workflows.

Job Description 🖥️

As a Staff Software Engineer, you’ll be a technical leader responsible for the end-to-end delivery of our core LLM backend projects, setting the engineering best practices, and mentoring peers in system design.

Key Responsibilities:

Staff Data Scientist

Location: San Francisco, CA (100% On-site)

Compensation: $200,000 - $300,000 (Base Salary) + Equity

We are a high-growth, well-funded AI company building the most advanced conversational AI agents for the enterprise, serving customers like Duolingo, Notion, and Rippling. We are seeking a Staff Data Scientist to bring deep technical rigor, advanced statistical methods, and analytical frameworks to our product and business strategy. This role requires a blend of strong analytical expertise, product acumen, and the ability to influence strategic decision-making at the highest levels.

As a Staff Data Scientist, you will be the primary driver of data-driven decision-making and the experimentation culture across the entire company. Your work will directly inform product strategy and company performance.

In this role, you will:

Location: Remote (US or Canada)

Compensation: 180,000 - 270,000 (Base Salary) + ISO Options

We are a high-growth, market-leading software company operating in the B2B data space, empowering everyone to take action on their data. We're pioneering a new operational paradigm in marketing by leveraging an AI Decisioning platform that allows non-technical users to set goals and guardrails for personalized customer interactions.

We are seeking a Senior Full Stack Engineer with a strong focus on the front end (70-80% front end, 20-30% back end) to join our fast-moving team. You will be instrumental in developing the intuitive interface that integrates complex machine learning models, unlocking advanced growth and marketing capabilities for our customers.

As a Senior Full Stack Engineer, you will own the end-to-end development of features for a new generation of marketing and growth products, ensuring a seamless and powerful user experience.

Key Responsibilities: