Senior Software Engineer (Wallets)

TechChain Talent; New York (NY); On-site; USD 100,000 - 130,000; Full time

Job summary

TechChain Talent is seeking a Software Developer to join the Wallet team in New York. You will work on blockchain products, focusing on backend systems that enhance application development. The ideal candidate should have over 5 years experience, strong knowledge of data structures and algorithms, and proficiency in multiple programming languages including Go and Python. Responsibilities include designing APIs, building web services, and engaging with the open-source community.

Qualifications

• 5+ years of experience developing software as part of a collaborative team.
• Strong computer science fundamentals including data structures, algorithms, distributed systems, and information retrieval.
• Proficiency in server application development in Go, Python, Rust, C#, Java, or C++, with willingness to work across languages.

Responsibilities

• Work on cutting‑edge technology at the intersection of blockchain and finance.
• Drive all aspects of the development process for wallet projects, from vision to implementation.
• Design new functionality and developer‑facing APIs that empower the ecosystem.
• Build and maintain scalable web services aligned with the foundation's mission.
• Identify developer needs and design standardized protocols to improve developer velocity.
• Engage with the open‑source community on diverse projects and frameworks.
• Investigate and resolve performance bottlenecks to ensure API services scale effectively.
• Author detailed technical specifications (RFCs) to contribute to our design process.

Skills

Software development

Collaboration

Data structures

Algorithms

Distributed systems

Information retrieval

Server application development

Proficiency in programming languages (Go, Python, Rust, C#, Java, C++)

Tools

Go

Python

Rust

C#

Java

C++

Job description

About Stellar

Stellar is a decentralized, public blockchain that gives developers the tools to create experiences that are more like cash than crypto. The network is faster, cheaper, and far more energy-efficient than most blockchain-based systems.

About the Role

As part of the Wallet team, you will work on products that power the ecosystem of applications connecting end-users to the Stellar network. The team builds Freighter, as well as the open-source libraries and services it depends on. Your work will be at the intersection of scale and usability: designing backend systems and interfaces that accelerate downstream application development.

Key Responsibilities

• Work on cutting‑edge technology at the intersection of blockchain and finance
• Drive all aspects of the development process for wallet projects, from vision to implementation
• Design new functionality and developer‑facing APIs that empower the ecosystem
• Build and maintain scalable web services aligned with the foundation's mission
• Identify developer needs and design standardized protocols to improve developer velocity
• Engage with the open‑source community on diverse projects and frameworks
• Investigate and resolve performance bottlenecks to ensure API services scale effectively
• Author detailed technical specifications (RFCs) to contribute to our design process

Requirements

• 5+ years of experience developing software as part of a collaborative team
• Strong computer science fundamentals including data structures, algorithms, distributed systems, and information retrieval
• Proficiency in server application development in Go, Python, Rust, C#, Java, or C++, with willingness to work across languages

Bonus Skills

• Solid grasp of software design patterns and ability to build reusable, extensible, modular components
• Experience with blockchain technology
• Experience building data pipelines
• Experience contributing to open‑source projects
• Experience specifically with Go and NodeJS