Senior Software Engineer (Backend & API Services)
Singapore
Full time
Office
Compensation is not specified
Role
Software Engineer
Description
Update
At Headquarters (HQ.xyz), we are dedicated to transforming how Web3 Teams handle their financial activities using blockchain innovations. We aim to bring forth a paradigm shift in how businesses manage their financial operations by offering a platform where companies can configure their FinOps setups with ease. Our working environment mirrors that of a high-performing sports team, comprising motivated individuals striving towards a shared objective. We strongly emphasize empathy and humility in our interactions within the company.
Key Responsibilities:
In the role of Senior Software Engineer within the Backend & API Services Team, you will have the chance to tackle complex challenges currently faced by the team. For instance, we are actively reimagining approaches to multi-factor authentication for crypto wallets to enhance user experience. We seek individuals enthusiastic about developing products and tools, adept at handling various project components.
- Collaborate closely with the Product Team to introduce valuable features for our users
- Manage delivery responsibilities from concept to deployment
- Create resilient APIs, libraries, and tools to support critical user services
- Provide guidance to software engineers, establishing standards for HQ's future engineers (Note: This is an Individual Contributor position)
- Identify and prioritize enhancements for the team's processes, codebases, and best practices proactively
Required Skills and Experience:
- Proficiency in Typescript & NestJS
- Experience with deploying production applications using Web3 technologies like block explorers and smart contracts
- Hands-on expertise in crafting scalable APIs
- Thorough comprehension of web application operation encompassing security, session management, and development best practices
- Proficient in deploying and maintaining production systems
- Sound understanding of the development life cycle
- Familiarity with micro-services, cloud computing, DevOps practices, relational databases, SQL, and GraphQL
- Strong written and verbal communication skills along with excellent interpersonal abilities
- Capable of making tech-oriented decisions using data insights for architectural planning and project prioritization
- Bonus for previous industry experience or startup exposure
Minimum Requirements:
- 5-7 years experience in launching APIs and Backend Services in a production setting
Skills Required
hq.xyz
Website
www.hq.xyzCompany size
Not specified
Location
United States
Description
Not specified
Proficient Infolabs
Blockchain Expert
Indore, India
Indore, India
Full time
Remote
My project is about building a USDT-like token (ERC20/TRC20/BEP20) with: Peer to Peer transfers & Trade Escrow-based trading Real liquidity (not flashed) Liquidity optimization (max tokens with minimum backing) Please share: Your past DeFi/Blockchain projects How you handle liquidity optimization
Chi Ng.
Localization Ops & Growth Specialist - Spanish/Russian
Buenos Aires, Argentina +1
Buenos Aires, Argentina +1
Full time
Remote
BingX is a leading cryptocurrency exchange, serving over 20 million users worldwide. Responsibilities: We’re looking for a marketing and PR professional to localize brand strategy, content, and campaigns for a specific language region. Responsibilities include monitoring local market trends, aligning with HQ teams, creating culturally relevant PR content, supporting promotional launches, coordinating local events and logistics, managing client communications, and contributing to SEO, advertising, and workflow optimization. Requirements: experience in localization, marketing, or PR, with a strong understanding of local culture, media, and social platforms. Background in offline event execution and logistics is preferred. Must be skilled in PR writing, campaign optimization, and cross-team coordination. Proactive, detail-oriented, and capable of managing partnerships and business negotiations. Knowledge of the Spanish-speaking Web3 ecosystem is a plus. Fluency in English and Spanish/Russian is required; Chinese is a bonus.
Payment in Crypto
Chi Ng.
Growth Business Development (KOL) - Korean/Arabic/Polish/Russian/Portuguese/Spanish
Kazakhstan +6
Kazakhstan +6
Full time
Remote
BingX is a leading global crypto exchange founded in 2018, serving over 20 million users with spot, futures, copy trading, and asset management services. We’re looking for a Business Development Manager to grow and manage KOLs, agents, and project partnerships, driving user acquisition and trading volume across global markets. Requirement: experience in crypto, influencer partnerships, and market development, with strong communication skills in English (Chinese or additional local languages are a plus). Note: Please include key achievements/past performance data in your resume (e.g., trading volume, regions managed, languages spoken, KOLs region). Apply here or check my profile for more information.
Payment in Crypto
Changez Khan
Community Team Members
Part time
Remote
🌍 Join DeepRoots — Community Team Recruitment (25 Seats Only) Remote, Global
DeepRoots is building a global movement in Web3:
From Silence to Voice — Together We Rise.
We’re hiring Community Team Members to help grow our ecosystem. If you’re looking to kickstart your Web3 career, this is your chance.
💰 Rewards & Benefits
$150 Micro-Contract (60 days, 2h/day)
Daily Rewards: Top comment, best post, most active
Voice of the Day: Recognition + bonus
Bring-a-Voice Bonus: Earn when new members join through you
Extra Prizes: For leaders who keep the fire alive
👊🏻Clear Growth Path:
Community Team Leader (part-time, higher pay)
Community Team Manager (full-time, full salary + benefits)
Moderator Roles (group management)
📌 Your Role
❤️ Engage actively: like, comment, share
🌍 Push the march forward — “From Silence to Voice”
⏰ 2h/day → 7:00–9:00 PM Dubai time
📆 6 days per week (Sunday OFF)
🧠 Bring a builder mindset (not hype / pump-dump)
✅ Requirements
Stable internet connection
Basic knowledge of Web3
LinkedIn & Twitter (X) account (or willingness to create one)
🌱 How to Apply
Send the following details to: connect@deeproots.earth
Full Name
Country
LinkedIn Account
Twitter (X) Account
Confirmation: “Ready to start and apply to sign the agreement and NDA of the project.”
🌍 Website: deeproots.earth
⚡ This is not hype. It’s a mission. It’s a movement.
✊ Be one of the 25 voices that help shape the future.
DeepRoots is building a global movement in Web3:
From Silence to Voice — Together We Rise.
We’re hiring Community Team Members to help grow our ecosystem. If you’re looking to kickstart your Web3 career, this is your chance.
💰 Rewards & Benefits
$150 Micro-Contract (60 days, 2h/day)
Daily Rewards: Top comment, best post, most active
Voice of the Day: Recognition + bonus
Bring-a-Voice Bonus: Earn when new members join through you
Extra Prizes: For leaders who keep the fire alive
👊🏻Clear Growth Path:
Community Team Leader (part-time, higher pay)
Community Team Manager (full-time, full salary + benefits)
Moderator Roles (group management)
📌 Your Role
❤️ Engage actively: like, comment, share
🌍 Push the march forward — “From Silence to Voice”
⏰ 2h/day → 7:00–9:00 PM Dubai time
📆 6 days per week (Sunday OFF)
🧠 Bring a builder mindset (not hype / pump-dump)
✅ Requirements
Stable internet connection
Basic knowledge of Web3
LinkedIn & Twitter (X) account (or willingness to create one)
🌱 How to Apply
Send the following details to: connect@deeproots.earth
Full Name
Country
LinkedIn Account
Twitter (X) Account
Confirmation: “Ready to start and apply to sign the agreement and NDA of the project.”
🌍 Website: deeproots.earth
⚡ This is not hype. It’s a mission. It’s a movement.
✊ Be one of the 25 voices that help shape the future.
Payment in Crypto
FORMATNULL ventures
Crypto Quant Trader
Panama City, Panama
Panama City, Panama
Full time
Hybrid
Responsibilities
As a Quant trader with FORMATNULL you execute proven strategies across Crypto Futures and Spot markets, monitor existing positions across exchanges and research, develop, and refine new cryptocurrency trading strategies. The role will straddle analyzing new trading opportunities, statistical approaches to profit calculation, trade execution, and support in reporting and KPI management.The ideal candidate would bring a deep understanding of cryptocurrency markets, technical and fundamental analysis, have multiple years’ experience trading at an institutional desk, and arrive with one or more tested strategies for rapid deployment. However, to the extent that strategies remain in the late development or testing stages, such candidates with sufficient market experience should certainly apply as well.Salary negotiable with additional perks. You will run a 5 to 7 digits USD trading account and with increasing responsibilty and negotiatable profitshare you will enjoy a comfortable income. The position is designed to be predominantly remote, with flexibility for in-person collaboration when needed.
Requirements
Extremely strong quantitative and analytical backgroundRelevant experience in statistical modeling3+ years’ industry experience developing and evaluating trading strategies in liquid marketsProficiency in major asset fundamentals and of major blockchain projects and conceptsExperience investing or trading in cryptocurrency marketsDeep understanding of derivative instrumentsUnderstanding of market-making spot and futures on centralized order booksThe following skills would be very helpful, and would help a candidate grow the role going forward:Knowledge of Bitget exchangeKnowledge Google SheetsAdvanced skills in Excel, Google Sheets, SPSS, and statistical tools.Fluency in German, French or Spanish, beyond English as a core necessity.Flexible availability in CET and EST time zones.
As a Quant trader with FORMATNULL you execute proven strategies across Crypto Futures and Spot markets, monitor existing positions across exchanges and research, develop, and refine new cryptocurrency trading strategies. The role will straddle analyzing new trading opportunities, statistical approaches to profit calculation, trade execution, and support in reporting and KPI management.The ideal candidate would bring a deep understanding of cryptocurrency markets, technical and fundamental analysis, have multiple years’ experience trading at an institutional desk, and arrive with one or more tested strategies for rapid deployment. However, to the extent that strategies remain in the late development or testing stages, such candidates with sufficient market experience should certainly apply as well.Salary negotiable with additional perks. You will run a 5 to 7 digits USD trading account and with increasing responsibilty and negotiatable profitshare you will enjoy a comfortable income. The position is designed to be predominantly remote, with flexibility for in-person collaboration when needed.
Requirements
Extremely strong quantitative and analytical backgroundRelevant experience in statistical modeling3+ years’ industry experience developing and evaluating trading strategies in liquid marketsProficiency in major asset fundamentals and of major blockchain projects and conceptsExperience investing or trading in cryptocurrency marketsDeep understanding of derivative instrumentsUnderstanding of market-making spot and futures on centralized order booksThe following skills would be very helpful, and would help a candidate grow the role going forward:Knowledge of Bitget exchangeKnowledge Google SheetsAdvanced skills in Excel, Google Sheets, SPSS, and statistical tools.Fluency in German, French or Spanish, beyond English as a core necessity.Flexible availability in CET and EST time zones.