I will fix and debug your ninjatrader ninjascript code nt8 or nt9

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Arnold A

Level 1

5.0
5.0

About this gig

Fix, debug, and migrate your NinjaTrader NinjaScript code NT8 and NT9


If your NinjaTrader strategy or indicator was working fine on NT8 and started throwing errors, crashing, or missing fills after moving to NT9 that's what I fix. I debug NinjaScript strategies, indicators, and custom addons: sync/order errors, false signals, crashes, memory leaks, and NT8NT9 API mismatches.


What I handle:

  • NinjaScript bug fixes and root-cause debugging (crashes, leaks, false signals)
  • NT8 to NT9 migration porting your existing logic over without changing your strategy's behavior
  • Compatibility audits before you upgrade, so you know what will break ahead of time
  • Custom NinjaTrader addons and indicators built from scratch (C#/NinjaScript)


How it works: send me your error logs, the instrument/pairs you trade, and your .cs files (or a description of the addon you want built). I'll reply with a scope and time estimate before any order starts, so there are no surprises mid-project.


All code is written by me, fully commented, and delivered with a written explanation of what was wrong and what changed. This is a coding/debugging service.

Get to know Arnold A

Arnold A
5.0(3)

Level 1

  • FromUnited Kingdom
  • Member sinceNov 2025
  • Avg. response time6 hours
  • Last delivery5 days
  • Languages

    English, French, Spanish, Italian
Hi, I'm a seasoned NinjaTrader 8 developer with a laser focus on forex programming. Specializing in NinjaScript (C#), I design, code, test, and optimize automated trading strategies, custom indicators, and EAs that give you a real edge in the volatile forex markets. Whether you're targeting high-liquidity majors like EUR/USD and GBP/USD or diving into crosses like AUD/JPY, my solutions are built for precision execution, minimizing slippage and maximizing profitability. Ready to transform your forex ideas into automated powerhouses? Message me today—let's blueprint your next winning strategy.

Other Software Development Services I Offer

Reviews

3 reviews for this Gig
5.0

(3)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • A
    image-docs

    abujoury

    SA

    Saudi Arabia

    5

    Thank you for your great work. Your professional support and efficient help are truly appreciated.

    Up to $50

    Price

    2 days

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    mgn_trade

    Repeat Client

    HK

    Hong Kong

    5

    Amazing work! The seller turned my trading idea into a fully functional Pine Script strategy with backtesting and alerts. Super fast delivery, great communication, and the code is clean and efficient. Highly recommend – already seeing great results on TradingView!

    $400-$600

    Price

    5 days

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    mgn_trade

    Repeat Client

    HK

    Hong Kong

    5

    This dude is a legit programmer in Fiverr trading world. He spends only 2 days to build my sophisticated NT8 addon and he will fix all the problem until customer satisfied the outcome. 這個程序員真的超屌,耐心debug又便宜,而且他也是Trader.找他就對了

    $400-$600

    Price

    9 days

    Duration

    Helpful?
    Yes
    No
Reviews

3 reviews for this Gig
5.0

(3)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • A
    image-docs

    abujoury

    SA

    Saudi Arabia

    5

    Thank you for your great work. Your professional support and efficient help are truly appreciated.

    Up to $50

    Price

    2 days

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    mgn_trade

    Repeat Client

    HK

    Hong Kong

    5

    Amazing work! The seller turned my trading idea into a fully functional Pine Script strategy with backtesting and alerts. Super fast delivery, great communication, and the code is clean and efficient. Highly recommend – already seeing great results on TradingView!

    $400-$600

    Price

    5 days

    Duration

    Helpful?
    Yes
    No
  • M
    image-docs

    mgn_trade

    Repeat Client

    HK

    Hong Kong

    5

    This dude is a legit programmer in Fiverr trading world. He spends only 2 days to build my sophisticated NT8 addon and he will fix all the problem until customer satisfied the outcome. 這個程序員真的超屌,耐心debug又便宜,而且他也是Trader.找他就對了

    $400-$600

    Price

    9 days

    Duration

    Helpful?
    Yes
    No