Backend Operations Support Engineer - Night Shift
Join our dynamic team focused on designing, developing, maintaining, and enhancing software for diverse venture projects connected to our core businesses. These projects are accelerated with lean teams and efficient strategies. You will play a crucial role in architecting components for scalable applications, spanning from frontend UI to backend frameworks.
Responsibilities:
- 1. Technical Development and Testing
a. Participate in requirements analysis, system design, and development tasks within the technical team.
b. Craft and refine integration tests to uphold software robustness and reliability.
c. Foster relationships with operation teams to optimize operational efficiency continuously.
- 2. Customer Support and Problem Resolution
a. Serve as the primary technical contact for resolving derivs trading project issues in production, leading root cause analysis and implementing effective solutions.
b. Engage with the CS team in daily operations, promptly addressing user issues and requirements.
c. Demonstrate deep understanding of derivs trading-related business services to promptly identify and address problems, working with relevant teams for solutions.
d. Document and analyze encountered problems, transforming them into business requirements to enhance product quality.
- 3. System Reliability and Maintenance
a. Work with the SRE team to establish effective monitoring and alerting mechanisms, identifying potential issues early to prevent system failures.
b. Develop upgrade and optimization plans to enhance system performance and reliability.
c. Coordinate with relevant teams in case of system failures to swiftly resolve issues, minimizing downtime impact on users.
- 4. Timezone: Primarily work in EST timezone with some overlap in the HKT timezone to support customers.
Requirements
- Over 5 years of DevOps experience, especially with AWS, Kubernetes, and CI/CD pipelines.
- Proficiency in Linux environments, relevant support tools, shell scripting, Ruby, Golang, and SQL technologies.
- Familiarity with monitoring and logging systems like Datadog, Sumologic, and OpenTelemetry.
- Knowledge of exchange platform domain and experience with GitOps using ArgoCD is beneficial.
- Strong problem-solving skills, proactively identifying and addressing issues.
- Detail-oriented with multitasking capabilities across multiple projects.
- Excellent communication skills to engage with technical and non-technical stakeholders.
- Proficiency in written and spoken English and Mandarin; Cantonese proficiency is advantageous.
- Willingness to work flexible hours, including US trading sessions.
- Positive and proactive attitude towards problem-solving.
Desired Skills
- Experience with version control systems and SDLC processes.
- Quick learner with the ability to adapt to new technologies.
- Previous experience managing software on AWS is a plus.
Life @
Empowered to think big and explore new opportunities in a supportive and ambitious team environment.
Encouraging a proactive work culture that nurtures innovative solutions.
Focus on personal and professional growth through skill development.
Collaborative team orientation towards achieving shared cryptocurrency adoption goals.
Work flexibility and growth opportunities through internal mobility programs.
Benefits include competitive salaries, attractive leave entitlements, and work perks like crypto.com visa cards.
Join us now to kickstart your future!
Note: Only shortlisted candidates will be contacted.
About Us:
Founded in 2016, Crypto.com is a leading global cryptocurrency platform with a commitment to advancing innovation and fostering digital ecosystem equity.
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.