Engineering Manager, Wallet Services
Our mission is to facilitate blockchain integration for a billion individuals. The Alchemy Platform serves as an exceptional developer platform with the aim of simplifying blockchain development. We have developed leading infrastructure that has facilitated over $105 billion in transactions for millions of users across 99% of countries globally.
The Alchemy team brings together extensive experience in scalable infrastructure, AI, and blockchain, derived from leadership roles at renowned companies and academic institutions such as Google, Microsoft, Facebook, Stanford, and MIT.
Recently, Alchemy secured a Series C1 funding round at a valuation of $10.2 billion, with Lightspeed and Silver Lake as the leading investors. Prior investments were made by a16z, Coatue, Addition, Stanford University, Coinbase, Google's Chairman, Charles Schwab, and executives from other prominent organizations.
Alchemy is a key provider for blockchain companies worldwide and has been featured in notable publications including TechCrunch, Forbes, and Bloomberg.
Role Overview
The Alchemy Wallet Services team is focused on enabling developers to create secure, simplified, and self-sovereign user experiences for mainstream adoption of blockchain technology. As an engineering manager within this team, your responsibilities include supporting engineering teams technically and culturally as the company continues to grow.
You will lead teams working on core open-source protocol infrastructure and Alchemy's managed services, catering to some of the industry's largest teams. The role involves both internal product development at Alchemy and contributing to the broader EVM ecosystem. This includes shaping internal product roadmaps as well as engaging with the ecosystem through open-source contributions, standards development, and forming strategic partnerships.
Some recent team activities include blog posts and open-source releases such as "Account Abstraction" and projects like Rundler and Modular Account. A significant portion of the team's work involves open-source contributions, which can be explored further publically.
If you have a strong technical background, a deep passion for blockchain technology, and a drive to impact the decentralized web, we welcome your application.
Key Responsibilities
- Drive team execution strategies including Account Abstraction Infrastructure.
- Oversee technical and product strategies to deliver outstanding products and services.
- Stay informed about technological advancements to contribute to enabling more users on-chain.
- Mentor the team, refine processes, and ensure high-quality standards.
- Recruit and hire top engineering talent.
- Influence Alchemy's engineering culture through leadership, mentorship, and fostering continuous learning.
Qualifications
- Bachelor's degree in Computer Science, Engineering, or related field, or equivalent professional experience.
- 6+ years of software development experience, with a focus on distributed systems.
- 3+ years of engineering management experience, particularly with critical production infrastructure at high-growth startups.
- Expertise in engineering large scale distributed systems.
- Experience in EVM development or team leadership is preferred.
- Proficiency in Rust, C++, or other lower-level systems programming is a plus.
- Strong problem-solving and analytical skills.
- Effective communication and collaboration abilities.
- Genuine interest in creating innovative solutions for blockchain users.
- Previous founding team experience is advantageous.
Junior AI Engineer
Join one of our fast-growing portfolio startups and help build simple AI features. You’ll work with large language models, create basic automations and chat tools, test ideas, fix small bugs, and integrate AI into everyday products.
Skills & Requirements:
0–2 years of experience (fresh graduates or self-taught welcome)
Basic Python knowledge
Interest in AI, LLMs or chatbots (personal projects are a big plus)
Quick learner who enjoys trying new things
Good English for team communication
Salary: $95,000 – $135,000 USD base + equity in the startup + full benefits
Description:
Sirex.vc not only invests — we actively help our portfolio companies hire great people. This Junior AI Engineer role is inside one of our AI-native startups. You’ll get real hands-on experience, learn from the best, and build things users actually use — all with full support from the Sirex team.
High risk. Zero apologies.
AI Agent Engineer
Join one of our high-conviction AI-native portfolio companies and build autonomous AI agents from the ground up. You’ll design agent architectures, implement tool-calling & memory systems, connect them to browsers/shell/APIs, run long-horizon tasks, and ship features that make the product feel alive and truly useful.
Skills & Requirements:
2–5 years building LLM-powered agents (LangGraph, CrewAI, ReAct, custom frameworks)
Strong Python skills + experience with tool calling, RAG, vector stores and evaluation
Bonus: familiarity with browser automation, self-hosted models or decentralized compute
Fast executor who loves shipping in ambiguity
Passion for agents that actually do real work (not just chat)
Salary: $160,000 – $230,000 USD base + meaningful equity (in the portfolio company) + full benefits + carry from Sirex network
Description:
Sirex.vc doesn’t only write checks — we actively help our portfolio companies recruit the best people on the planet. This AI Agent Engineer role is inside one of our fastest-moving startups building the next generation of autonomous agents. You’ll get direct support, intros, and operational help from the Sirex team while working on frontier technology that can change how the world uses AI.
High risk. Zero apologies.
Investment Analyst
Help the team find and evaluate early-stage startups. Search for promising projects, do quick market checks, prepare short summaries, track portfolio companies, and assist with basic due diligence.
Skills & Requirements:
0–2 years of experience (recent graduates or startup background welcome)
Strong interest in AI, crypto, and new technologies
Good at research, writing clear notes, and using spreadsheets
Organized, fast learner, and comfortable with uncertainty
English at upper-intermediate level
Salary:
$85,000 – $115,000 USD base + small carry + full benefits
Description:
At Sirex.vc we back crazy ideas in AI and decentralized tech. As Investment Analyst you’ll be right in the middle of the action — scanning hundreds of startups every week, learning how real venture works, and helping decide where we put money. Perfect first step into VC for someone hungry and smart. High risk. Zero apologies.
Operating Partner
Work side-by-side with portfolio founders to scale their companies at speed. Lead talent acquisition for critical roles, build operational systems and processes, shape go-to-market strategy, track key metrics, and support follow-on fundraising.
Skills & Requirements:
4–6+ years of hands-on experience in high-growth startups (previous Head of Operations, Chief of Staff, or founding team member strongly preferred)
Deep understanding of AI, decentralized infrastructure or developer platforms
Strong talent network and proven ability to recruit top technical talent
Exceptional execution skills and comfort operating in ambiguity
Data-oriented and systems thinker
Salary:
$175,000 – $245,000 USD base + significant carry + equity + full benefits
Description:
Sirex.vc doesn't just invest — we build alongside our founders. As Operating Partner, you will be the difference-maker for our portfolio companies, rolling up your sleeves to help them move faster and smarter than their competition. If you live for turning chaos into momentum and want to help create the defining companies of the next decade, this is your role. High risk. Zero apologies.
Venture Associate – AI & Decentralized Infrastructure
Source, diligence, and close early-stage investments in AI-native technologies, decentralized protocols, developer platforms, and compute infrastructure. Work side-by-side with founders post-investment on strategy, hiring, product roadmap, and scaling operations.
Skills & Requirements:
2–4 years in venture capital, startup operations, or technical role (engineering/product background strongly preferred)
Deep understanding of AI models, blockchain infrastructure, open-source ecosystems, and compute markets
Proven ability to build founder networks and spot asymmetric opportunities early
Exceptional analytical skills, written/verbal communication, and comfort with high-uncertainty decisions
Self-starter who moves fast and doesn’t need hand-holding
Salary:
$150,000 – $220,000 USD base + meaningful carry + equity upside + full benefits
Description:
Sirex.vc backs visionary founders redefining the open digital economy with asymmetric, high-conviction bets. We move at startup speed and expect the same from our team. As Venture Associate you’ll be on the front lines hunting the next 100x opportunities in AI, crypto infra, and compute — while rolling up your sleeves to help portfolio companies win. High risk. Zero apologies. If you live for the thrill of early-stage tech and want to build the future instead of just funding it, we want to talk.