ABOUT US
Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game.
For more information, visit xsolla.com.
ABOUT YOU
We are looking for a Team Lead who is passionate about building and leading teams that create cutting-edge blockchain infrastructure to join our Xsolla ZK team. The best candidate will be someone who thrives in a fast-paced, highly collaborative, and exceptionally dynamic setting and is excited to lead a team of backend engineers developing Web3 products while maintaining hands-on technical contribution.
Strong backend development expertise in Go combined with leadership skills are essential, along with experience in building high-load distributed systems and managing engineering teams. The ability to balance technical excellence with people development and delivery predictability will be key to your success in this role.
If you're passionate about growing engineering talent while shipping world-class blockchain products and love shaping the technical direction of next-generation gaming infrastructure, we would love to hear from you!
WHAT SUCCESS LOOKS LIKE
First 3 months:
Onboard and understand the codebase, architecture, and team dynamics
Establish regular 1:1s and team rituals
Deliver at least one significant feature or improvement
First 6 months:
Improve team's delivery predictability and code quality metrics
Identify and address technical debt in key areas
Develop career growth plans for all team members
First year:
Team consistently delivers on commitments with high quality
Measurable improvement in system performance and reliability
Team members show clear growth and development
Benefits
We are passionate about fostering a supportive environment for our team, so we prioritize the physical, mental, and emotional well-being of our employees and their families through a comprehensive Benefits Program. This includes medical, dental, and vision, PTO, and a personalized career roadmap for each employee. By investing in professional development through training and educational opportunities, we ensure that our team thrives both personally and professionally. Together, we’re not just building a business; we’re cultivating a community that values creativity, collaboration, and the transformative power of play.
EMPLOYMENT DETAILS
Location: Remote (worldwide)
Employment Type: Full-time
Schedule: 10:00–19:00 (flexible)
Contract: Employment agreement (entity or EOR arranged per candidate location)
EQUAL EMPLOYMENT STATEMENT
Xsolla is dedicated to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, language, sexual orientation, national origin, genetics, political beliefs, disability, age, marital status, social background or other characteristics.
We are committed to compliance with all fair employment practices regarding citizenship and immigration status.
CONTACT
If you have questions regarding our hiring practices, please contact careers@xsolla.com.
For more vacancies, visit: xsolla.com/careers
Xsolla ZK is building a cross-game infrastructure that empowers gamers to freely trade and use their digital assets without barriers. As a Team Lead, you'll lead a team working on:
Xsolla Bazaar — NFT marketplace backend for trading digital assets across multiple blockchains
Web3 Backpack — Smart wallet backend with ZK SSO 4337 account abstraction
Blockchain Services — Event scanners, transaction processors, indexers
Web3 APIs — Developer-facing APIs and SDKs for game integration
Tech Stack:
Language: Go (go-ethereum, ethkit; idiomatic concurrency, performance profiling)
Databases: MongoDB, PostgreSQL, Redis
Message Queue: NATS, RabbitMQ, Kafka
API: REST, WebSocket, gRPC, OpenAPI (Swagger)
Account Abstraction (ERC-4337): EntryPoint (v0.6–v0.8), UserOperation lifecycle, bundler/paymaster roles, validation rules (ERC-7562), signature validation for undeployed accounts (ERC-6492)
Smart Account Standards: Modular account standards (ERC-7579 / ERC-6900), session keys and delegated permissions (ERC-7710 / ERC-7715), EIP-7702 EOA delegation awareness
Signature & Wallet-Facing Standards: EIP-712 typed data, ERC-1271 contract signatures, WebAuthn/passkey (P-256), EIP-1193, EIP-6963, EIP-5792, ERC-7677 paymaster interfaces
ZK Stack / ZKsync Era: EraVM, system contracts (ContractDeployer, NonceHolder), bootloader, zksolc/zkvyper compilers, native Account Abstraction, L1↔L2 messaging and finality
Ethereum L1: go-ethereum, abigen, RPC and indexer semantics
Smart Contracts: Solidity, ERC-2 Technical Leadership (60%):
Architect Web3 backend systems leveraging ZK Stack infrastructure and ERC-4337 Account Abstraction primitives
Define technical strategy for the UserOperation lifecycle : bundler/paymaster integration, gas-sponsorship strategy (what gets sponsored, how it's metered, capped, and defended from abuse)
Lead ZK Stack / ZKsync Era integration decisions: EraVM-specific optimizations, native Account Abstraction, L1↔L2 bridging architecture, system contract interactions
Design session-key and permission primitives (ERC-7710 / ERC-7715): scoped, time-limited, contract-allowlisted authority for prompt-free gameplay transactions
Own the signing and confirmation flow : EIP-
This listing comes from Xsolla (web3)’s public job board and links back to it. Maiev never applies on your behalf.